.about-container{max-width:1200px;margin:20px auto 40px;padding:60px 40px;color:#333}.section{margin-bottom:50px;padding:0 20px}.main-title{font-size:2rem;color:#1f6f8b;margin-bottom:15px}.main-title .intro-text,.main-title .cta-text{font-size:1rem;margin:10px 0;line-height:1.6}.main-title .main-title{font-size:1.2rem}.main-title .section-title{font-size:1rem}.intro-text,.cta-text,.final-cta,.slogan{font-size:1rem;margin:10px 0;line-height:1.6}.check-icon,.contact-icon{margin-right:10px;color:#2ecc71}.feature-list,.commitment-list,.contact-list{list-style:none;padding-left:0}.feature-list li,.commitment-list li,.contact-list li{margin-bottom:12px;display:flex;align-items:flex-start}.utility-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.utility-card{background:#f8f9fa;padding:20px;border-radius:12px;text-align:center;box-shadow:0 4px 10px #0000000d}.utility-card h4{margin-bottom:10px;color:#2980b9}@media (max-width: 768px){.about-container{padding:40px 20px;margin-top:15px}.section{padding:0 10px;margin-bottom:40px}.main-title{font-size:1.7rem}.section-title{font-size:1.3rem}}@media (max-width: 480px){.about-container{padding:30px 15px}.section{padding:0 5px}}.navbar{width:100%;position:sticky;top:0;z-index:1200;background:#fff;border-bottom:1px solid #e2e8f0}@media (min-width: 769px){:root{--navbar-logo-gap: 20px;--navbar-logo-space: 220px}.navbar{position:relative}.navbar-logo{position:absolute;left:12px;top:10px;z-index:1250;display:flex;align-items:center}.navbar-top,.navbar-bottom{padding-left:var(--navbar-logo-space)!important}.navbar-logo-image{height:120px!important;width:auto;display:block}}.navbar-top{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px 28px}.navbar-logo{flex:0 0 auto;display:flex;align-items:center}.navbar-logo .logo-link{display:inline-flex;align-items:center;text-decoration:none;background:none;border:none;padding:0}.navbar-logo-image{height:100px;width:auto;display:block}.navbar-search{flex:1 1 auto;display:flex;align-items:center;justify-content:center;gap:12px;min-width:0;max-width:980px;margin:0 18px}.search-form{flex:1 1 auto;min-width:0;width:100%;max-width:820px;display:flex;align-items:center;position:relative;background:#fff;border:2px solid #4f46e5;border-radius:14px;height:40px;padding:3px 8px;box-shadow:0 12px 40px #4f46e514;transition:border-color .14s ease,box-shadow .14s ease;box-sizing:border-box}.search-form:hover,.search-form:focus-within{border-color:#3730a3;box-shadow:0 18px 46px #3730a31f}.search-prefix{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#4f46e5;display:flex;align-items:center;justify-content:center;pointer-events:none}.search-prefix svg{width:20px;height:20px}.search-input{flex:1 1 auto;width:100%;min-width:0;padding:8px 12px 8px 48px;border:none;outline:none;background:transparent;font-size:15px;font-weight:600;color:#0f172a}.search-input::placeholder{color:#475569;font-weight:500;opacity:.95}.search-button{flex:0 0 auto;min-width:92px;height:40px;padding:0 14px;border-radius:10px;border:2px solid #3730a3;background:#4f46e5;color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;cursor:pointer;box-shadow:0 12px 26px #3730a31f;transition:transform .12s ease,background .12s ease,box-shadow .12s ease}.search-button:hover{background:#3730a3;transform:translateY(-1px);box-shadow:0 18px 36px #3730a329}.search-button:focus-visible,.search-input:focus-visible,.navbar-hamburger:focus-visible,.user-profile:focus-visible,.nav-item:focus-visible,.category-toggle:focus-visible,.dropdown-item:focus-visible{outline:3px solid rgba(99,102,241,.22);outline-offset:2px}.notification-btn{position:relative;width:60px;height:40px;border-radius:12px;border:1px solid rgba(203,213,225,.9);background:linear-gradient(135deg,#fff,#f3f4f6);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;box-shadow:0 6px 14px #1414280f}.notification-btn .icon-cart,.notification-btn svg{width:26px;height:26px;color:#111827;display:inline-block}.notification-btn:hover{background:linear-gradient(135deg,#f1f5f9,#eef2ff);transform:translateY(-2px) scale(1.02);box-shadow:0 14px 30px #10182814}.notification-badge{position:absolute;top:-8px;right:-8px;min-width:18px;height:18px;padding:2px 7px;border-radius:999px;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;border:2px solid #fff;z-index:2}.icon-cart *{fill:currentColor;stroke:currentColor}.navbar-actions{flex:0 0 auto;display:flex;align-items:center;gap:10px}.user-profile{position:relative;display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 10px;border-radius:16px;background:#f8fafc;border:2px solid #e2e8f0;transition:background .18s ease,border-color .18s ease}.user-profile:hover{background:#f1f5f9;border-color:#cbd5e1}.user-avatar{width:24px;height:24px;border-radius:50%;overflow:hidden;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e2e8f0,#cbd5e1);border:2px solid #e2e8f0;color:#6b7280;font-size:12px}.user-name{font-size:12px;font-weight:600;color:#1f2937;text-decoration:none;white-space:nowrap}.admin-badge{margin-left:6px;padding:2px 6px;font-size:10px;font-weight:800;border-radius:999px;color:#fff;background:linear-gradient(135deg,#dc2626,#991b1b)}.dropdown-icon{font-size:12px;color:#6b7280;transition:transform .2s ease}.dropdown-icon.open{transform:rotate(180deg)}.user-dropdown{position:absolute;top:calc(100% + 10px);right:0;min-width:220px;background:#fffffff5;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border:1px solid rgba(226,232,240,.9);border-radius:16px;box-shadow:0 20px 60px #00000026,0 8px 25px #0000001a;padding:8px;z-index:1300}.dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:#1f2937;text-decoration:none;font-size:14px;font-weight:600;transition:background .16s ease,color .16s ease,transform .16s ease}.dropdown-item:hover{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;transform:translate(2px)}.dropdown-divider{height:1px;margin:8px 0;background:linear-gradient(90deg,transparent,rgba(0,0,0,.1),transparent)}.navbar-bottom{display:flex;align-items:center;gap:20px;padding:12px 30px;background:#f8fafc;border-top:1px solid #e2e8f0}.nav-item{color:#4b5563;text-decoration:none;font-weight:600;font-size:14px;padding:8px 14px;border-radius:18px;transition:background .18s ease,color .18s ease,transform .18s ease}.nav-item:hover{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);transform:translateY(-1px)}.category-dropdown-container{position:relative}.category-toggle{display:flex;align-items:center;gap:6px;cursor:pointer;padding:8px 14px;border-radius:18px;color:#4b5563;font-weight:600;font-size:14px;transition:background .18s ease,color .18s ease,transform .18s ease}.category-toggle:hover{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);transform:translateY(-1px)}.category-dropdown-list{position:absolute;top:calc(100% + 10px);left:0;min-width:260px;background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 20px 60px #00000026,0 8px 25px #0000001a;padding:8px;z-index:1300}.category-dropdown-list .dropdown-item{width:100%;border:none;background:transparent;text-align:left;cursor:pointer}.navbar-hamburger{display:none;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;border-radius:10px;border:1px solid rgba(15,23,42,.1);background:#ffffffeb;cursor:pointer;padding:6px;transition:background .18s ease}.hamburger-bar{display:block;width:18px;height:2px;background:#374151;border-radius:2px;margin:3px 0;transition:transform .22s ease,opacity .18s ease}.navbar-hamburger.open .hamburger-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}.navbar-hamburger.open .hamburger-bar:nth-child(2){opacity:0}.navbar-hamburger.open .hamburger-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.navbar-mobile-overlay{position:fixed;inset:0;background:#00000059;z-index:1199}.navbar-mobile-menu{position:fixed;top:0;right:0;height:100vh;width:min(86vw,360px);background:#fff;z-index:1200;box-shadow:-18px 0 40px #0000002e;padding:10px;display:flex;flex-direction:column;overflow-y:auto}.mobile-auth-list{display:flex;flex-direction:column;gap:6px;padding:10px 8px;border-bottom:1px solid rgba(14,22,39,.06)}.mobile-auth-item{display:block;padding:12px 14px;border-radius:10px;text-decoration:none;color:#0f172a;font-weight:700}.mobile-auth-item:hover{background:#6366f10f}.navbar-mobile-menu .nav-item{display:block;width:100%;padding:12px 14px;border-bottom:1px solid rgba(14,22,39,.05);color:#1f2937;background:transparent;border-radius:10px;margin:2px 0}.navbar-mobile-menu .nav-item:hover{background:#6366f10f;color:#111827;transform:none}.navbar-mobile-menu .category-dropdown-container{width:100%}.navbar-mobile-menu .category-toggle{width:100%;justify-content:space-between;border-bottom:1px solid rgba(14,22,39,.05);border-radius:10px}.navbar-mobile-menu .category-dropdown-list{position:static;top:auto;left:auto;border:none;box-shadow:none;padding:0;margin:6px 0 8px}.navbar-mobile-menu .category-dropdown-list .dropdown-item{padding:12px 14px;border-radius:10px;border-bottom:1px solid rgba(14,22,39,.04)}@media (max-width: 1024px){.navbar-top{padding:10px 18px}.navbar-search{max-width:700px;margin:0 10px}.navbar-bottom{padding:10px 18px;gap:14px}}@media (max-width: 768px){.navbar-bottom{display:none}.navbar-hamburger{display:flex}.navbar-top{padding:8px 10px;gap:8px}.search-form{height:40px;border-radius:12px}.search-button{min-width:90px;height:100%;padding:0 12px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center}}@media (max-width: 600px){.navbar-top{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;column-gap:8px;row-gap:8px;align-items:center}.navbar-logo{height:45px;padding-bottom:10px;grid-column:1 / 2;grid-row:1 / 2}.navbar-actions{grid-column:2 / 3;grid-row:1 / 2;justify-self:end;gap:8px}.navbar-search{grid-column:1 / -1;grid-row:2 / 3;max-width:100%;margin:0}.navbar-actions .user-profile{display:none!important}.search-form{height:44px;padding:4px 8px}.search-input{font-size:15px;padding:10px 12px 10px 44px}.search-button{height:40px;padding:0 12px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center}.search-prefix{left:16px}.navbar-logo-image{height:44px}}@media (max-width: 420px){.navbar-hamburger{width:40px;height:40px}}.text-muted{color:#9ca3af;font-style:italic}.navbar-logo-image{height:100px}:root{--toastify-color-light: #fff;--toastify-color-dark: #121212;--toastify-color-info: #3498db;--toastify-color-success: #07bc0c;--toastify-color-warning: #f1c40f;--toastify-color-error: hsl(6, 78%, 57%);--toastify-color-transparent: rgba(255, 255, 255, .7);--toastify-icon-color-info: var(--toastify-color-info);--toastify-icon-color-success: var(--toastify-color-success);--toastify-icon-color-warning: var(--toastify-color-warning);--toastify-icon-color-error: var(--toastify-color-error);--toastify-container-width: fit-content;--toastify-toast-width: 320px;--toastify-toast-offset: 16px;--toastify-toast-top: max(var(--toastify-toast-offset), env(safe-area-inset-top));--toastify-toast-right: max(var(--toastify-toast-offset), env(safe-area-inset-right));--toastify-toast-left: max(var(--toastify-toast-offset), env(safe-area-inset-left));--toastify-toast-bottom: max(var(--toastify-toast-offset), env(safe-area-inset-bottom));--toastify-toast-background: #fff;--toastify-toast-padding: 14px;--toastify-toast-min-height: 64px;--toastify-toast-max-height: 800px;--toastify-toast-bd-radius: 6px;--toastify-toast-shadow: 0px 4px 12px rgba(0, 0, 0, .1);--toastify-font-family: sans-serif;--toastify-z-index: 9999;--toastify-text-color-light: #757575;--toastify-text-color-dark: #fff;--toastify-text-color-info: #fff;--toastify-text-color-success: #fff;--toastify-text-color-warning: #fff;--toastify-text-color-error: #fff;--toastify-spinner-color: #616161;--toastify-spinner-color-empty-area: #e0e0e0;--toastify-color-progress-light: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #34aadc, #5856d6, #ff2d55);--toastify-color-progress-dark: #bb86fc;--toastify-color-progress-info: var(--toastify-color-info);--toastify-color-progress-success: var(--toastify-color-success);--toastify-color-progress-warning: var(--toastify-color-warning);--toastify-color-progress-error: var(--toastify-color-error);--toastify-color-progress-bgo: .2}.Toastify__toast-container{z-index:var(--toastify-z-index);-webkit-transform:translate3d(0,0,var(--toastify-z-index));position:fixed;width:var(--toastify-container-width);box-sizing:border-box;color:#fff;display:flex;flex-direction:column}.Toastify__toast-container--top-left{top:var(--toastify-toast-top);left:var(--toastify-toast-left)}.Toastify__toast-container--top-center{top:var(--toastify-toast-top);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--top-right{top:var(--toastify-toast-top);right:var(--toastify-toast-right);align-items:end}.Toastify__toast-container--bottom-left{bottom:var(--toastify-toast-bottom);left:var(--toastify-toast-left)}.Toastify__toast-container--bottom-center{bottom:var(--toastify-toast-bottom);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--bottom-right{bottom:var(--toastify-toast-bottom);right:var(--toastify-toast-right);align-items:end}.Toastify__toast{--y: 0;position:relative;touch-action:none;width:var(--toastify-toast-width);min-height:var(--toastify-toast-min-height);box-sizing:border-box;margin-bottom:1rem;padding:var(--toastify-toast-padding);border-radius:var(--toastify-toast-bd-radius);box-shadow:var(--toastify-toast-shadow);max-height:var(--toastify-toast-max-height);font-family:var(--toastify-font-family);z-index:0;display:flex;flex:1 auto;align-items:center;word-break:break-word}@media only screen and (max-width: 480px){.Toastify__toast-container{width:100vw;left:env(safe-area-inset-left);margin:0}.Toastify__toast-container--top-left,.Toastify__toast-container--top-center,.Toastify__toast-container--top-right{top:env(safe-area-inset-top);transform:translate(0)}.Toastify__toast-container--bottom-left,.Toastify__toast-container--bottom-center,.Toastify__toast-container--bottom-right{bottom:env(safe-area-inset-bottom);transform:translate(0)}.Toastify__toast-container--rtl{right:env(safe-area-inset-right);left:initial}.Toastify__toast{--toastify-toast-width: 100%;margin-bottom:0;border-radius:0}}.Toastify__toast-container[data-stacked=true]{width:var(--toastify-toast-width)}.Toastify__toast--stacked{position:absolute;width:100%;transform:translate3d(0,var(--y),0) scale(var(--s));transition:transform .3s}.Toastify__toast--stacked[data-collapsed] .Toastify__toast-body,.Toastify__toast--stacked[data-collapsed] .Toastify__close-button{transition:opacity .1s}.Toastify__toast--stacked[data-collapsed=false]{overflow:visible}.Toastify__toast--stacked[data-collapsed=true]:not(:last-child)>*{opacity:0}.Toastify__toast--stacked:after{content:"";position:absolute;left:0;right:0;height:calc(var(--g) * 1px);bottom:100%}.Toastify__toast--stacked[data-pos=top]{top:0}.Toastify__toast--stacked[data-pos=bot]{bottom:0}.Toastify__toast--stacked[data-pos=bot].Toastify__toast--stacked:before{transform-origin:top}.Toastify__toast--stacked[data-pos=top].Toastify__toast--stacked:before{transform-origin:bottom}.Toastify__toast--stacked:before{content:"";position:absolute;left:0;right:0;bottom:0;height:100%;transform:scaleY(3);z-index:-1}.Toastify__toast--rtl{direction:rtl}.Toastify__toast--close-on-click{cursor:pointer}.Toastify__toast-icon{margin-inline-end:10px;width:22px;flex-shrink:0;display:flex}.Toastify--animate{animation-fill-mode:both;animation-duration:.5s}.Toastify--animate-icon{animation-fill-mode:both;animation-duration:.3s}.Toastify__toast-theme--dark{background:var(--toastify-color-dark);color:var(--toastify-text-color-dark)}.Toastify__toast-theme--light,.Toastify__toast-theme--colored.Toastify__toast--default{background:var(--toastify-color-light);color:var(--toastify-text-color-light)}.Toastify__toast-theme--colored.Toastify__toast--info{color:var(--toastify-text-color-info);background:var(--toastify-color-info)}.Toastify__toast-theme--colored.Toastify__toast--success{color:var(--toastify-text-color-success);background:var(--toastify-color-success)}.Toastify__toast-theme--colored.Toastify__toast--warning{color:var(--toastify-text-color-warning);background:var(--toastify-color-warning)}.Toastify__toast-theme--colored.Toastify__toast--error{color:var(--toastify-text-color-error);background:var(--toastify-color-error)}.Toastify__progress-bar-theme--light{background:var(--toastify-color-progress-light)}.Toastify__progress-bar-theme--dark{background:var(--toastify-color-progress-dark)}.Toastify__progress-bar--info{background:var(--toastify-color-progress-info)}.Toastify__progress-bar--success{background:var(--toastify-color-progress-success)}.Toastify__progress-bar--warning{background:var(--toastify-color-progress-warning)}.Toastify__progress-bar--error{background:var(--toastify-color-progress-error)}.Toastify__progress-bar-theme--colored.Toastify__progress-bar--info,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--success,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--warning,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--error{background:var(--toastify-color-transparent)}.Toastify__close-button{color:#fff;position:absolute;top:6px;right:6px;background:transparent;outline:none;border:none;padding:0;cursor:pointer;opacity:.7;transition:.3s ease;z-index:1}.Toastify__toast--rtl .Toastify__close-button{left:6px;right:unset}.Toastify__close-button--light{color:#000;opacity:.3}.Toastify__close-button>svg{fill:currentColor;height:16px;width:14px}.Toastify__close-button:hover,.Toastify__close-button:focus{opacity:1}@keyframes Toastify__trackProgress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.Toastify__progress-bar{position:absolute;bottom:0;left:0;width:100%;height:100%;z-index:1;opacity:.7;transform-origin:left}.Toastify__progress-bar--animated{animation:Toastify__trackProgress linear 1 forwards}.Toastify__progress-bar--controlled{transition:transform .2s}.Toastify__progress-bar--rtl{right:0;left:initial;transform-origin:right;border-bottom-left-radius:initial}.Toastify__progress-bar--wrp{position:absolute;overflow:hidden;bottom:0;left:0;width:100%;height:5px;border-bottom-left-radius:var(--toastify-toast-bd-radius);border-bottom-right-radius:var(--toastify-toast-bd-radius)}.Toastify__progress-bar--wrp[data-hidden=true]{opacity:0}.Toastify__progress-bar--bg{opacity:var(--toastify-color-progress-bgo);width:100%;height:100%}.Toastify__spinner{width:20px;height:20px;box-sizing:border-box;border:2px solid;border-radius:100%;border-color:var(--toastify-spinner-color-empty-area);border-right-color:var(--toastify-spinner-color);animation:Toastify__spin .65s linear infinite}@keyframes Toastify__bounceInRight{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(3000px,0,0)}60%{opacity:1;transform:translate3d(-25px,0,0)}75%{transform:translate3d(10px,0,0)}90%{transform:translate3d(-5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutRight{20%{opacity:1;transform:translate3d(-20px,var(--y),0)}to{opacity:0;transform:translate3d(2000px,var(--y),0)}}@keyframes Toastify__bounceInLeft{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(-3000px,0,0)}60%{opacity:1;transform:translate3d(25px,0,0)}75%{transform:translate3d(-10px,0,0)}90%{transform:translate3d(5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutLeft{20%{opacity:1;transform:translate3d(20px,var(--y),0)}to{opacity:0;transform:translate3d(-2000px,var(--y),0)}}@keyframes Toastify__bounceInUp{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,3000px,0)}60%{opacity:1;transform:translate3d(0,-20px,0)}75%{transform:translate3d(0,10px,0)}90%{transform:translate3d(0,-5px,0)}to{transform:translateZ(0)}}@keyframes Toastify__bounceOutUp{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,-2000px,0)}}@keyframes Toastify__bounceInDown{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,-3000px,0)}60%{opacity:1;transform:translate3d(0,25px,0)}75%{transform:translate3d(0,-10px,0)}90%{transform:translate3d(0,5px,0)}to{transform:none}}@keyframes Toastify__bounceOutDown{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,2000px,0)}}.Toastify__bounce-enter--top-left,.Toastify__bounce-enter--bottom-left{animation-name:Toastify__bounceInLeft}.Toastify__bounce-enter--top-right,.Toastify__bounce-enter--bottom-right{animation-name:Toastify__bounceInRight}.Toastify__bounce-enter--top-center{animation-name:Toastify__bounceInDown}.Toastify__bounce-enter--bottom-center{animation-name:Toastify__bounceInUp}.Toastify__bounce-exit--top-left,.Toastify__bounce-exit--bottom-left{animation-name:Toastify__bounceOutLeft}.Toastify__bounce-exit--top-right,.Toastify__bounce-exit--bottom-right{animation-name:Toastify__bounceOutRight}.Toastify__bounce-exit--top-center{animation-name:Toastify__bounceOutUp}.Toastify__bounce-exit--bottom-center{animation-name:Toastify__bounceOutDown}@keyframes Toastify__zoomIn{0%{opacity:0;transform:scale3d(.3,.3,.3)}50%{opacity:1}}@keyframes Toastify__zoomOut{0%{opacity:1}50%{opacity:0;transform:translate3d(0,var(--y),0) scale3d(.3,.3,.3)}to{opacity:0}}.Toastify__zoom-enter{animation-name:Toastify__zoomIn}.Toastify__zoom-exit{animation-name:Toastify__zoomOut}@keyframes Toastify__flipIn{0%{transform:perspective(400px) rotateX(90deg);animation-timing-function:ease-in;opacity:0}40%{transform:perspective(400px) rotateX(-20deg);animation-timing-function:ease-in}60%{transform:perspective(400px) rotateX(10deg);opacity:1}80%{transform:perspective(400px) rotateX(-5deg)}to{transform:perspective(400px)}}@keyframes Toastify__flipOut{0%{transform:translate3d(0,var(--y),0) perspective(400px)}30%{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(-20deg);opacity:1}to{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(90deg);opacity:0}}.Toastify__flip-enter{animation-name:Toastify__flipIn}.Toastify__flip-exit{animation-name:Toastify__flipOut}@keyframes Toastify__slideInRight{0%{transform:translate3d(110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInLeft{0%{transform:translate3d(-110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInUp{0%{transform:translate3d(0,110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInDown{0%{transform:translate3d(0,-110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideOutRight{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(110%,var(--y),0)}}@keyframes Toastify__slideOutLeft{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(-110%,var(--y),0)}}@keyframes Toastify__slideOutDown{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,500px,0)}}@keyframes Toastify__slideOutUp{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,-500px,0)}}.Toastify__slide-enter--top-left,.Toastify__slide-enter--bottom-left{animation-name:Toastify__slideInLeft}.Toastify__slide-enter--top-right,.Toastify__slide-enter--bottom-right{animation-name:Toastify__slideInRight}.Toastify__slide-enter--top-center{animation-name:Toastify__slideInDown}.Toastify__slide-enter--bottom-center{animation-name:Toastify__slideInUp}.Toastify__slide-exit--top-left,.Toastify__slide-exit--bottom-left{animation-name:Toastify__slideOutLeft;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-right,.Toastify__slide-exit--bottom-right{animation-name:Toastify__slideOutRight;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-center{animation-name:Toastify__slideOutUp;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--bottom-center{animation-name:Toastify__slideOutDown;animation-timing-function:ease-in;animation-duration:.3s}@keyframes Toastify__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.footer{background:linear-gradient(135deg,#1e293b,#334155,#475569);color:#fff;position:relative;overflow:hidden;margin-top:60px}.footer-wave{position:absolute;top:-40px;left:0;width:100%;height:40px;color:#667eea;z-index:1}.footer-wave svg{width:100%;height:100%}.footer-container{max-width:1200px;margin:0 auto;padding:50px 20px 25px;position:relative;z-index:2}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.5fr;gap:35px;margin-bottom:35px}.footer-section{display:flex;flex-direction:column}.company-section{padding-right:15px}.footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px}.logo-icon{width:42px;height:42px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:#fff;box-shadow:0 6px 15px #667eea4d}.footer-logo h3{font-size:1.6rem;font-weight:700;margin:0;background:linear-gradient(45deg,#667eea,#00d2ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-tagline{font-size:.8rem;color:#94a3b8;margin:3px 0 0;font-weight:500}.footer-description{font-size:.85rem;line-height:1.5;color:#cbd5e1;margin-bottom:20px}.footer-stats{display:flex;gap:15px;margin-bottom:20px;flex-wrap:wrap}.stat-item{display:flex;align-items:center;gap:6px;padding:8px 12px;background:#667eea1a;border-radius:15px;border:1px solid rgba(102,126,234,.2);font-size:.8rem;color:#e2e8f0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stat-item svg{color:#667eea;font-size:1rem}.footer-social{display:flex;gap:10px;flex-wrap:wrap}.social-link{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;transition:all .3s ease;font-size:1rem;position:relative;overflow:hidden}.social-link:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent,rgba(255,255,255,.1));opacity:0;transition:opacity .3s ease}.social-link:hover:before{opacity:1}.social-link.facebook{background:linear-gradient(135deg,#1877f2,#0d5ebd);border:1px solid rgba(255,255,255,.2)}.social-link.zalo{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);position:relative;padding:6px}.social-link.zalo img{width:24px;height:24px;object-fit:contain}.social-link.zalo:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 10px 25px #0068ff4d;background:#ffffff26}.social-link.whatsapp{background:linear-gradient(135deg,#25d366,#128c7e)}.social-link.instagram{background:linear-gradient(135deg,#e4405f,#fd5949,#fccc63)}.social-link.linkedin{background:linear-gradient(135deg,#0077b5,#005885)}.social-link.twitter{background:linear-gradient(135deg,#1da1f2,#0d8bd9)}.social-link.youtube{background:linear-gradient(135deg,red,#c00)}.social-link:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 10px 25px #0000004d}.footer-title{font-size:1.1rem;font-weight:600;margin:0 0 18px;color:#f1f5f9;position:relative;padding-bottom:8px}.footer-title:after{content:"";position:absolute;bottom:0;left:0;width:30px;height:2px;background:linear-gradient(90deg,#667eea,#00d2ff);border-radius:2px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin-bottom:12px}.footer-links a{color:#cbd5e1;text-decoration:none;font-size:.85rem;transition:all .3s ease;position:relative;padding-left:16px;display:flex;align-items:center}.footer-links a:before{content:"";position:absolute;left:0;width:6px;height:6px;background:#667eea;border-radius:50%;transition:all .3s ease}.footer-links a:hover{color:#00d2ff;padding-left:20px}.footer-links a:hover:before{background:#00d2ff;transform:scale(1.3)}.contact-section{background:#667eea0d;padding:20px;border-radius:15px;border:1px solid rgba(102,126,234,.1)}.contact-info{margin-bottom:0}.contact-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px;font-size:.85rem;color:#cbd5e1;line-height:1.4}.contact-icon{width:16px;height:16px;color:#667eea;flex-shrink:0;margin-top:1px}.newsletter h5{font-size:1.1rem;font-weight:600;margin:0 0 8px;color:#f1f5f9}.newsletter p{font-size:.85rem;color:#94a3b8;margin:0 0 20px;line-height:1.5}.newsletter-form{display:flex;gap:10px;flex-direction:column}.newsletter-form input{padding:15px 18px;border:1px solid rgba(102,126,234,.3);border-radius:12px;background:#ffffff14;color:#fff;font-size:.9rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.newsletter-form input::placeholder{color:#ffffff80}.newsletter-form input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea33;background:#ffffff1f}.newsletter-form button{padding:15px 20px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:12px;color:#fff;cursor:pointer;transition:all .3s ease;font-size:.9rem;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px}.newsletter-form button:hover{transform:translateY(-2px);box-shadow:0 8px 20px #667eea66;background:linear-gradient(135deg,#764ba2,#667eea)}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;position:relative;background:#0003}.footer-bottom-content{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;justify-content:center;align-items:center}.copyright{display:flex;align-items:center;justify-content:center;gap:8px;font-size:.9rem;color:#94a3b8;width:100%;text-align:center}.copyright p{margin:0;display:flex;align-items:center;gap:8px}.heart-icon{color:#ef4444;animation:heartbeat 2s ease-in-out infinite}@keyframes heartbeat{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.footer-bottom-links{display:flex;gap:30px}.footer-bottom-links a{color:#94a3b8;text-decoration:none;font-size:.85rem;transition:color .3s ease;position:relative}.footer-bottom-links a:after{content:"";position:absolute;bottom:-3px;left:0;width:0;height:1px;background:#667eea;transition:width .3s ease}.footer-bottom-links a:hover{color:#667eea}.footer-bottom-links a:hover:after{width:100%}.scroll-to-top{position:fixed;bottom:25px;right:25px;width:48px;height:48px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:50%;color:#fff;cursor:pointer;font-size:1.1rem;transition:all .3s ease;box-shadow:0 6px 15px #667eea4d;z-index:1000;display:flex;align-items:center;justify-content:center}.scroll-to-top:hover{transform:translateY(-5px) scale(1.1);box-shadow:0 12px 30px #667eea80}@media (max-width: 1024px){.footer-content{grid-template-columns:1fr 1fr 1fr;gap:30px}.footer-section:nth-child(4){grid-column:span 1}.footer-section:nth-child(5){grid-column:span 3}}@media (max-width: 768px){.footer-container{padding:40px 20px 20px}.footer-content{grid-template-columns:1fr;gap:30px}.company-section{padding-right:0}.footer-logo{justify-content:center;text-align:center}.footer-social,.footer-stats{justify-content:center}.footer-bottom-content{flex-direction:column;gap:15px;text-align:center}.footer-bottom-links{flex-wrap:wrap;justify-content:center;gap:15px}.scroll-to-top{bottom:15px;right:15px;width:44px;height:44px}}@media (max-width: 600px){.footer-container{padding:15px 5px 10px}.footer-content{display:grid;grid-template-columns:1fr 1fr;gap:10px;justify-items:center;align-items:start}.footer-section{align-items:flex-start;text-align:left;padding:0!important;margin:0!important;width:100%}.company-section{grid-column:1 / span 2;display:flex;flex-direction:column;align-items:center;text-align:center;padding-right:0!important;margin-bottom:10px}.footer-content>.company-section{margin-bottom:16px;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:10px;width:100%}.footer-logo{gap:6px;margin-bottom:8px;justify-content:center}.logo-icon{width:28px;height:28px;font-size:.9rem;border-radius:8px}.footer-logo h3{font-size:1rem!important;margin:0}.footer-tagline{font-size:.55rem!important;margin:0}.footer-description{font-size:.55rem!important;margin-bottom:8px}.footer-stats{gap:8px;margin-bottom:8px;flex-direction:row!important;align-items:center;justify-content:center;display:flex}.stat-item{font-size:.32rem!important;padding:3px 6px;border-radius:8px;margin-bottom:2px}.stat-item svg{font-size:.7rem}.footer-social{flex-direction:row!important;display:flex!important;gap:12px;margin-bottom:8px;justify-content:center;align-items:center}.social-link{width:22px;height:22px;font-size:.7rem;border-radius:6px;padding:0}.social-link.zalo img{width:14px;height:14px}.footer-title{font-size:.65rem!important;margin-bottom:6px;padding-bottom:2px}.footer-title:after{width:16px;height:1px}.footer-links li{margin-bottom:4px}.footer-links a,.footer-links li{font-size:.55rem!important;padding-left:8px}.footer-links a:before{width:4px;height:4px}.contact-section{padding:6px!important;border-radius:8px}.contact-item{font-size:.5rem!important;gap:6px;margin-bottom:4px}.contact-icon{width:10px;height:10px;margin-top:0}.footer-bottom{padding:8px 0}.footer-bottom-content{padding:0 5px}.copyright{font-size:.5rem!important;gap:2px}.copyright p{gap:2px}.footer-bottom-links{gap:6px}.footer-bottom-links a{font-size:.5rem!important}.scroll-to-top{width:28px;height:28px;bottom:8px;right:8px;font-size:.7rem}}@media (max-width: 480px){.footer-wave{top:-30px;height:30px}.footer-container{padding:30px 15px 15px}.footer-content{gap:25px}.footer-logo h3{font-size:1.4rem}.contact-section{padding:15px}.footer-stats{gap:8px}.stat-item{padding:6px 10px;font-size:.75rem}}.footer{animation:fadeInUp .8s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.auth-wrapper{display:flex;max-width:1200px;width:100%;background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 20px 60px #0000001a;min-height:700px}.auth-image-section{flex:1;position:relative;min-height:700px}.auth-image{position:relative;width:100%;height:100%;overflow:hidden}.auth-image img{width:100%;height:100%;object-fit:cover}.image-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,#000000b3);color:#fff;padding:40px}.image-overlay h2{font-size:2rem;font-weight:700;margin-bottom:10px;color:#fff}.image-overlay p{font-size:1.1rem;opacity:.9;line-height:1.6}.auth-form-section{flex:1;display:flex;align-items:center;justify-content:center;padding:40px;background:#fff}.auth-form-container{width:100%;max-width:400px}.auth-header{text-align:center;margin-bottom:30px}.auth-header h2{font-size:1.8rem;font-weight:700;color:#2c3e50;margin-bottom:20px}.auth-tabs{display:flex;background:#f8f9fa;border-radius:12px;padding:4px;margin-bottom:10px}.auth-tab{flex:1;padding:12px 20px;text-decoration:none;color:#6c757d;font-weight:500;border-radius:8px;text-align:center;transition:all .3s ease}.auth-tab.active{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;transform:translateY(-1px)}.auth-subtitle{text-align:center;color:#6c757d;margin-bottom:30px;line-height:1.5}.auth-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group{display:flex;flex-direction:column}.form-group label{font-weight:600;color:#374151;margin-bottom:8px;font-size:.9rem}.form-input{padding:14px 16px;border:2px solid #e5e7eb;border-radius:12px;font-size:1rem;transition:all .3s ease;background:#f9fafb}.form-input:focus{outline:none;border-color:#6366f1;background:#fff;box-shadow:0 0 0 3px #6366f11a}.form-input.error{border-color:#ef4444;background:#fef2f2}.form-input::placeholder{color:#9ca3af}.image-upload-container{display:flex;flex-direction:column;align-items:center;gap:15px}.image-preview{width:100px;height:100px;border-radius:50%;overflow:hidden;border:3px solid #e5e7eb;display:flex;align-items:center;justify-content:center;background:#f9fafb}.preview-img{width:100%;height:100%;object-fit:cover}.default-avatar{text-align:center;color:#9ca3af}.default-avatar span{font-size:2rem;display:block;margin-bottom:5px}.default-avatar p{font-size:.8rem;margin:0}.file-input{display:none}.file-label{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;padding:10px 20px;border-radius:8px;cursor:pointer;transition:all .3s ease;font-size:.9rem;font-weight:500}.file-label:hover{background:linear-gradient(135deg,#5b5bd6,#7c3aed);transform:translateY(-1px)}.password-input-container{position:relative}.password-toggle{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:none;color:#6b7280;cursor:pointer;padding:4px;transition:color .3s ease}.password-toggle:hover{color:#374151}.form-options{display:flex;justify-content:space-between;align-items:center;margin:10px 0}.checkbox-container{display:flex;align-items:center;cursor:pointer;font-size:.9rem;color:#374151}.checkbox-container input[type=checkbox]{margin-right:8px;width:16px;height:16px;accent-color:#6366f1}.forgot-link{color:#6366f1;text-decoration:none;font-size:.9rem;font-weight:500;transition:color .3s ease}.forgot-link:hover{color:#4f46e5}.error-message{color:#ef4444;font-size:.8rem;margin-top:5px;font-weight:500}.general-error{background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:8px 12px;margin-bottom:15px;border-left:4px solid #ef4444;box-shadow:0 2px 4px #ef44441a}.general-error .error-message{margin:0;font-size:.85rem;text-align:center;color:#dc2626;font-weight:500;line-height:1.4}.auth-button{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border:none;padding:16px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:10px;display:flex;align-items:center;justify-content:center;gap:8px}.auth-button:hover:not(:disabled){background:linear-gradient(135deg,#5b5bd6,#7c3aed);transform:translateY(-2px);box-shadow:0 8px 25px #6366f14d}.auth-button:active:not(:disabled){transform:translateY(0)}.auth-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.loading-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.auth-footer{text-align:center;margin-top:30px}.auth-footer p{color:#6c757d;font-size:.9rem}.auth-link{color:#6366f1;text-decoration:none;font-weight:600;transition:color .3s ease}.auth-link:hover{color:#4f46e5}@media (max-width: 968px){.auth-wrapper{flex-direction:column;max-width:500px}.auth-image-section{min-height:300px;flex:none}.auth-form-section,.image-overlay{padding:30px 20px}.image-overlay h2{font-size:1.5rem}.form-row{grid-template-columns:1fr;gap:20px}}@media (max-width: 480px){.auth-container{padding:10px}.auth-wrapper{border-radius:15px}.auth-form-section{padding:20px 15px}.auth-header h2{font-size:1.5rem}.form-options{flex-direction:column;gap:15px;align-items:flex-start}.form-row{grid-template-columns:1fr}.image-preview{width:80px;height:80px}}.banner{background:#fff;min-height:80vh;position:relative;overflow:hidden;display:flex;align-items:center;padding:20px 0;border-bottom:1px solid #e2e8f0}.banner:after{content:"";position:absolute;bottom:0;left:0;width:200%;height:120px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,50 C100,20 200,80 300,45 C400,10 500,70 600,35 C700,0 800,60 900,25 C1000,10 1100,50 1200,50 L1200,120 L0,120 Z' fill='%23667eea'%3E%3C/path%3E%3C/svg%3E") repeat-x;background-size:1200px 120px;animation:waveMove 15s linear infinite;opacity:.6}.banner:before{content:"";position:absolute;bottom:0;left:0;width:200%;height:100px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,30 C120,70 240,10 360,55 C480,100 600,5 720,50 C840,95 960,15 1080,40 C1140,25 1180,35 1200,30 L1200,120 L0,120 Z' fill='%23667eea'%3E%3C/path%3E%3C/svg%3E") repeat-x;background-size:1200px 120px;animation:waveMove 20s linear infinite reverse;opacity:.4;z-index:1}@keyframes waveMove{0%{transform:translate(0)}to{transform:translate(-1200px)}}.banner-container{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:2}.banner-bg-decoration{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.floating-shape{position:absolute;border-radius:50%;background:#667eea14;animation:float 6s ease-in-out infinite}.shape-1{width:80px;height:80px;top:10%;left:10%;animation-delay:0s}.shape-2{width:120px;height:120px;top:60%;left:5%;animation-delay:2s}.shape-3{width:60px;height:60px;top:20%;right:15%;animation-delay:4s}.shape-4{width:100px;height:100px;bottom:20%;right:10%;animation-delay:1s}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(180deg)}}.banner-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.banner-text{color:#2d3748}.banner-title{font-size:1.7rem;font-weight:700;line-height:1.2;margin-bottom:1.5rem;background:linear-gradient(45deg,#4a5568,#667eea);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.highlight-text{display:block;color:#667eea;text-shadow:0 0 20px rgba(102,126,234,.3);animation:glow 2s ease-in-out infinite alternate}@keyframes glow{0%{text-shadow:0 0 20px rgba(102,126,234,.3)}to{text-shadow:0 0 30px rgba(102,126,234,.5)}}.banner-description{font-size:1.2rem;line-height:1.6;margin-bottom:2rem;opacity:.9;color:#2d3748;font-weight:600}.banner-stats{display:flex;gap:2rem;margin-bottom:2rem}.stat-item{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#667eea1a;border-radius:25px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:.9rem;color:#2d3748;font-weight:600}.stat-icon{color:#667eea}.banner-buttons{display:flex;gap:1rem}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;gap:.5rem;padding:12px 24px;border-radius:25px;font-weight:600;text-decoration:none;transition:all .3s ease;font-size:1rem}.btn-primary{background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea4d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.btn-secondary{background:transparent;color:#2d3748;font-weight:600;border:2px solid rgba(102,126,234,.3)}.btn-secondary:hover{background:#667eea1a;border-color:#667eea80;color:#667eea}.btn-icon{font-size:.9rem}.banner-visual{position:relative;height:500px}.feature-card{position:absolute;background:#fffffff2;border-radius:24px;padding:2rem;box-shadow:0 20px 40px #0000001a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);animation:cardFloat 4s ease-in-out infinite;transition:all .3s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:0 25px 50px #00000026}.card-1{top:50px;right:100px;width:280px;animation-delay:0s}.card-2{bottom:120px;right:50px;width:300px;animation-delay:2s}@keyframes cardFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}.feature-icon{width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:20px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;margin-bottom:1rem;box-shadow:0 8px 16px #667eea4d}.feature-info h4{margin:0 0 .5rem;color:#1a202c;font-size:1.2rem;font-weight:700}.feature-info p{margin:0 0 1rem;color:#2d3748;font-size:.95rem;font-weight:600}.feature-badge{display:inline-block;background:linear-gradient(135deg,#48bb78,#38a169);color:#fff;padding:.5rem 1rem;border-radius:15px;font-size:.85rem;font-weight:600}.completion-indicator{display:flex;justify-content:center;margin-top:1rem}.completion-ring{position:relative;width:60px;height:60px}.completion-ring svg{width:100%;height:100%;transform:rotate(-90deg)}.completion-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:.9rem;font-weight:700;color:#1a202c}.stats-card{position:absolute;top:80px;left:50px;background:#fffffff2;border-radius:24px;padding:2rem;box-shadow:0 20px 40px #0000001a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);animation:cardFloat 4s ease-in-out infinite;animation-delay:1s}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.stat-block{text-align:center}.stat-number{font-size:1.5rem;font-weight:800;color:#1a202c;margin-bottom:.25rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:.8rem;color:#02070f;text-transform:uppercase;letter-spacing:.5px;font-weight:700}.stat-text{font-size:.8rem;color:#03060d}.tech-showcase{position:absolute;bottom:50px;left:100px;text-align:center;animation:cardFloat 4s ease-in-out infinite;animation-delay:3s}.tech-icons{display:flex;gap:1rem;margin-bottom:1rem;justify-content:center}.tech-icon{width:50px;height:50px;background:#fffffff2;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 8px 16px #0000001a;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.tech-icon:hover{transform:translateY(-3px) scale(1.1);box-shadow:0 12px 24px #00000026}.tech-icon.react{background:linear-gradient(135deg,#61dafb,#21a9c7)}.tech-icon.js{background:linear-gradient(135deg,#f7df1e,#e6c200)}.tech-icon.python{background:linear-gradient(135deg,#3776ab,#2d5aa0)}.tech-icon.node{background:linear-gradient(135deg,#68a063,#5d8a58)}.tech-showcase p{color:#1a202c;font-size:.9rem;margin:0;font-weight:700;text-shadow:none}@media (max-width: 768px){.banner{min-height:70vh;padding:40px 0}.banner:after{width:200%;height:80px;animation:waveMove 12s linear infinite}.banner:before{width:200%;height:70px;animation:waveMove 16s linear infinite reverse}.banner-content{grid-template-columns:1fr;gap:40px;text-align:center}.banner-title{font-size:2.5rem}.banner-stats{justify-content:center;flex-wrap:wrap;gap:1rem}.banner-buttons{justify-content:center;flex-wrap:wrap}.banner-visual{height:300px;margin-top:2rem}.feature-card{position:relative;margin:1rem auto;width:90%!important}.stats-card,.tech-showcase{position:relative;margin:1rem auto}.floating-shape{display:none}}@media (max-width: 600px){.banner{min-height:40vh;padding:12px 0 24px}.banner-content{grid-template-columns:1fr;gap:18px;text-align:center;justify-items:center}.banner-title{font-size:1.2rem;margin-bottom:.7rem}.banner-description{font-size:.9rem;margin-bottom:1rem}.banner-stats{gap:.5rem;margin-bottom:1rem;flex-wrap:wrap}.stat-item{font-size:.7rem;padding:.3rem .6rem}.banner-buttons{gap:.5rem;flex-wrap:wrap}.btn-primary,.btn-secondary{padding:7px 12px;font-size:.8rem;border-radius:15px}.banner-visual{height:120px;margin-top:1rem}.feature-card,.stats-card,.tech-showcase{width:98%!important;padding:.7rem!important;font-size:.8rem}.feature-icon{width:28px;height:28px;font-size:1rem;border-radius:8px;margin-bottom:.5rem}.stats-grid{gap:.5rem}.stat-number{font-size:1rem}.stat-label,.stat-text{font-size:.7rem}.completion-ring{width:28px;height:28px}.completion-text{font-size:.6rem}.tech-icon{width:22px;height:22px;font-size:.8rem;border-radius:6px}}@media (max-width: 480px){.banner-title{font-size:1rem}.banner-description{font-size:.7rem}.stat-item{font-size:.8rem;padding:.4rem .8rem}.btn-primary,.btn-secondary{padding:10px 20px;font-size:.9rem}}@media (max-width: 600px){.banner{display:none!important;visibility:hidden!important;height:0!important;padding:0!important;margin:0!important;border:0!important}}.pagination{display:flex;gap:6px;justify-content:center;margin:20px 0}.page-btn{border:none;background-color:#e2e8f0;color:#1a202c;padding:6px 12px;border-radius:50%;cursor:pointer;min-width:36px;font-weight:500}.page-btn.active{background-color:#2b6cb0;color:#fff}.page-btn.dots{cursor:default;background:none;color:#999}.page-btn:disabled{opacity:.5;cursor:not-allowed}.course-item{width:280px;border:1px solid #e0e0e0;border-radius:12px;overflow:hidden;background-color:#fff;box-shadow:0 2px 10px #00000014;display:flex;flex-direction:column;position:relative;transition:transform .3s ease,box-shadow .3s ease;cursor:pointer}.course-item:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026}.course-image img{width:100%;height:160px;object-fit:cover}.discount-badge{position:absolute;top:10px;left:10px;background-color:#dc143c;color:#fff;padding:3px 8px;font-size:12px;font-weight:700;border-radius:4px}.course-content{padding:16px;flex:1;display:flex;flex-direction:column;justify-content:space-between;gap:8px}.course-item-title{text-align:center;margin:0 0 12px!important;font-size:.9rem!important;font-weight:700;color:#2c3e50}.course-author{font-size:1rem!important;color:#718096;font-weight:500!important;margin-bottom:8px}.course-stats{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.rating{display:flex;align-items:center;gap:4px}.star-icon{color:orange;font-size:15px}.rating-score{font-weight:600;color:#2d3748;font-size:15px}.rating-count{color:#718096;font-size:14px}.students{display:flex;align-items:center;gap:4px}.users-icon{color:#667eea;font-size:14px}.student-count{color:#718096;font-size:14px}.course-pricing{margin-bottom:14px;display:flex;align-items:center;gap:6px}.old-price{text-decoration:line-through;color:#a0aec0;font-size:13px}.new-price{color:#e53e3e;font-weight:700;font-size:18px}.buy-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:12px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .3s ease;width:100%}.buy-button:hover{background:linear-gradient(135deg,#5a67d8,#6b46c1);transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}@media (max-width: 600px){.course-item{width:98%!important;margin:0 auto 8px!important;padding:2px 2px 4px!important;font-size:.65rem!important;border-radius:6px!important;min-width:0;max-width:100%;box-sizing:border-box}.course-item img,.course-image img{max-width:90%;height:90px!important;margin:0 auto 4px;display:block;border-radius:6px!important;object-fit:cover}.course-title,.course-item-title{font-size:.7rem!important;margin-bottom:2px;text-align:center}.course-meta,.course-price,.course-desc{font-size:.55rem!important}.course-action{font-size:.65rem!important;padding:2px 4px!important;border-radius:4px!important}.buy-button{font-size:.65rem!important;padding:5px 6px!important;min-width:0;width:100%;border-radius:6px}.course-content{padding:6px!important;gap:4px!important}}.course-list{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media (max-width: 900px){.course-list{grid-template-columns:repeat(3,1fr)}}@media (max-width: 600px){.course-list{grid-template-columns:repeat(2,1fr);gap:8px}}.cart-page{max-width:1200px;width:100%;padding:20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;display:flex;flex-direction:column;min-height:80vh}.cart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid #e0e0e0;width:100%}.cart-title{font-size:2rem;font-weight:700;color:#333;margin:0}.cart-count{background:#007bff;color:#fff;padding:8px 16px;border-radius:20px;font-size:.9rem;font-weight:600}.cart-container{display:flex;gap:30px;align-items:flex-start;flex:1;width:100%}.cart-items-section{flex:2;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a;overflow:hidden}.cart-items-header{background:#f8f9fa;padding:15px 20px;border-bottom:1px solid #e9ecef;font-weight:600;color:#333;display:grid;grid-template-columns:3fr 1fr 1fr 1fr .5fr;gap:15px;align-items:center}.cart-items-list{max-height:600px;overflow-y:auto}.cart-item-row{display:grid;grid-template-columns:3fr 1fr 1fr 1fr .5fr;gap:15px;align-items:center;padding:20px;border-bottom:1px solid #f0f0f0;transition:background-color .2s ease}.cart-item-row:hover{background-color:#f8f9fa}.cart-item-row:last-child{border-bottom:none}.item-info{display:flex;gap:15px;align-items:center}.item-image{width:80px;height:60px;object-fit:cover;border-radius:8px;border:1px solid #e0e0e0}.item-details h4{margin:0 0 5px;font-size:1rem;font-weight:600;color:#333;line-height:1.3}.item-details p{margin:0;color:#666;font-size:.9rem}.item-price{font-size:1.1rem;font-weight:700;color:#e74c3c}.quantity-controls{display:flex;align-items:center;gap:10px}.quantity-btn{width:32px;height:32px;border:1px solid #ddd;border-radius:6px;background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;font-size:1.2rem;font-weight:600}.quantity-btn:hover{background:#f8f9fa;border-color:#007bff}.quantity-btn:disabled{opacity:.5;cursor:not-allowed}.quantity-display{min-width:30px;text-align:center;font-weight:600;font-size:1rem}.item-total{font-size:1.1rem;font-weight:700;color:#333}.delete-btn{width:36px;height:36px;border:none;border-radius:6px;background:#dc3545;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;font-size:1.1rem}.delete-btn:hover{background:#c82333;transform:scale(1.05)}.cart-summary{flex:1;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a;padding:25px;height:fit-content;position:sticky;top:20px}.summary-title{font-size:1.3rem;font-weight:700;color:#333;margin:0 0 20px;padding-bottom:10px;border-bottom:1px solid #e0e0e0}.voucher-section{margin-bottom:20px;padding:15px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.voucher-input-group{display:flex;gap:8px;margin-bottom:10px}.voucher-input{flex:1;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:.9rem;transition:border-color .3s ease}.voucher-input:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 2px #007bff40}.voucher-input:disabled{background-color:#e9ecef;color:#6c757d}.voucher-apply-btn{padding:10px 16px;background:#28a745;color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:background-color .3s ease;white-space:nowrap}.voucher-apply-btn:hover:not(:disabled){background:#218838}.voucher-apply-btn:disabled{background:#6c757d;cursor:not-allowed}.voucher-remove-btn{padding:10px 16px;background:#dc3545;color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:background-color .3s ease;white-space:nowrap}.voucher-remove-btn:hover{background:#c82333}.applied-voucher{font-size:.85rem;color:#28a745;font-weight:600;padding:8px 12px;background:#d4edda;border:1px solid #c3e6cb;border-radius:6px}.summary-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;padding:8px 0}.summary-row.total{border-top:2px solid #e0e0e0;padding-top:15px;margin-top:20px;font-size:1.2rem;font-weight:700}.summary-label{color:#666;font-size:1rem}.summary-value{font-weight:600;color:#333}.summary-value.total{color:#e74c3c;font-size:1.3rem}.checkout-btn{width:100%;background:linear-gradient(135deg,#007bff,#0056b3);color:#fff;border:none;border-radius:8px;padding:15px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:20px;text-transform:uppercase;letter-spacing:.5px}.checkout-btn:hover{background:linear-gradient(135deg,#0056b3,#004085);transform:translateY(-2px);box-shadow:0 8px 15px #007bff4d}.checkout-btn:active{transform:translateY(0)}.empty-cart{text-align:center;padding:60px 20px;color:#666;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px}.empty-cart-icon{font-size:4rem;margin-bottom:20px;opacity:.3}.empty-cart h3{font-size:1.5rem;margin-bottom:10px;color:#333}.empty-cart p{font-size:1rem;margin-bottom:30px}.continue-shopping-btn{background:#007bff;color:#fff;border:none;border-radius:8px;padding:12px 24px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block;transition:all .3s ease}.continue-shopping-btn:hover{background:#0056b3;transform:translateY(-2px)}.loading{text-align:center;padding:40px;font-size:1.1rem;color:#666;display:flex;justify-content:center;align-items:center;min-height:200px}.error{background:#f8d7da;color:#721c24;padding:15px;border-radius:8px;margin-bottom:20px;border:1px solid #f5c6cb;text-align:center;display:flex;justify-content:center;align-items:center;min-height:60px}.cart-notice{background:#fff3cd;border:1px solid #ffeaa7;border-radius:8px;padding:16px;margin-bottom:24px;text-align:center}.cart-notice p{margin:0;color:#856404}@media (max-width: 1024px){.cart-container{flex-direction:column}.cart-summary{position:static}}@media (max-width: 768px){.cart-page{padding:16px}.cart-title{font-size:1.5rem}.cart-items-header,.cart-item-row{grid-template-columns:2fr 1fr .5fr;gap:10px}.item-price,.item-total,.cart-items-header .item-price-header,.cart-items-header .item-total-header{display:none}.item-info{flex-direction:column;align-items:flex-start;gap:8px}.item-image{width:60px;height:45px}.quantity-controls{gap:5px}.quantity-btn{width:28px;height:28px;font-size:1rem}}.voucher-card{border:1px solid #d0d0d0;border-radius:8px;padding:8px;background:#fafafa;color:#222;box-shadow:0 2px 8px #00000026;transition:all .3s ease;position:relative;overflow:hidden;min-height:45px;min-width:150px;display:flex;flex-direction:column;border-left:4px solid #f39c12}.voucher-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0003}.voucher-card.expired{background:#e8e8e8;opacity:.6;border-color:#999}.voucher-header{display:flex;align-items:center;gap:4px;margin-bottom:4px;padding-bottom:3px;border-bottom:1px solid #ddd}.voucher-icon{font-size:.9rem}.voucher-code{font-size:.7rem;font-weight:700;letter-spacing:.2px;color:#000}.voucher-body{position:relative;flex:1;display:flex;flex-direction:column}.discount-info{text-align:center;margin-bottom:3px;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.discount-label{font-size:.5rem;font-weight:500;color:#666;margin-top:1px;letter-spacing:.3px}.discount-percent{font-size:1rem;font-weight:700;color:#000;display:block}.voucher-details{margin-top:auto}.voucher-details p{margin:1px 0;font-size:.6rem;display:flex;justify-content:space-between;align-items:center;line-height:1.1;color:#333}.voucher-details p span:first-child{opacity:.8;font-weight:500;color:#666}.expired-badge{position:absolute;top:-2px;right:-2px;background:#e74c3c;color:#fff;padding:2px 4px;border-radius:2px;font-size:.5rem;font-weight:600;transform:rotate(12deg)}.voucher-list-container{max-width:900px;margin:20px auto;padding:20px}.voucher-list-container h2{text-align:center;color:#333;margin-bottom:30px;font-size:1.8rem}.voucher-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;max-width:1000px;margin:0 auto}@media (max-width: 1200px){.voucher-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 768px){.voucher-grid{grid-template-columns:repeat(2,1fr);gap:12px}}@media (max-width: 480px){.voucher-grid{grid-template-columns:1fr;gap:10px}}.loading-message,.error-message,.empty-message{text-align:center;padding:40px 20px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a}.loading-message p{color:#666;font-size:1.1rem}.error-message p{color:#e74c3c;font-size:1.1rem;margin-bottom:15px}.error-message button{background:#007bff;color:#fff;border:none;padding:10px 20px;border-radius:6px;cursor:pointer;font-size:1rem;transition:background .3s ease}.error-message button:hover{background:#0056b3}.empty-message p{color:#666;font-size:1.1rem;margin:0}.notification{position:fixed;top:20px;right:20px;z-index:10000;min-width:320px;max-width:500px;padding:0;border-radius:12px;box-shadow:0 10px 25px #00000026;animation:slideInRight .3s ease-out;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.notification-content{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;color:#fff;font-weight:500;font-size:15px}.notification-success{background:linear-gradient(135deg,#4caf50,#45a049)}.notification-warning{background:linear-gradient(135deg,#ff9800,#f57c00)}.notification-info{background:linear-gradient(135deg,#2196f3,#1976d2)}.notification-error{background:linear-gradient(135deg,#f44336,#d32f2f)}.notification-message{flex:1;margin-right:12px;line-height:1.4}.notification-close{background:none;border:none;color:#fff;font-size:20px;font-weight:700;cursor:pointer;padding:0;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.notification-close:hover{background-color:#fff3}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.before-payment-wrapper{max-width:2000px;min-height:80vh;margin:20px auto;padding:0 40px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:20px;box-shadow:0 20px 40px #0000001a;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden;position:relative}.before-payment-wrapper:before{content:"";position:absolute;inset:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.before-payment-wrapper>*{position:relative;z-index:1}.before-payment-title{text-align:center;font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:40px 0;text-shadow:0 2px 4px rgba(0,0,0,.1)}.before-payment-form{background:#fff;border-radius:20px;padding:60px;margin:30px;box-shadow:0 10px 30px #0000001a}.form-sections{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-bottom:40px}.form-left,.form-right{padding:25px}.form-left h2,.form-right h2{color:#2d3748;font-size:1.5rem;font-weight:600;margin-bottom:25px;padding-bottom:10px;border-bottom:3px solid #667eea}.form-left label{display:block;font-weight:600;color:#4a5568;margin-bottom:8px;font-size:.9rem}.form-left input{width:100%;padding:12px 16px;margin-bottom:20px;border:2px solid #e2e8f0;border-radius:10px;font-size:1rem;transition:all .3s ease;background:#f7fafc}.form-left input:focus{outline:none;border-color:#667eea;background:#fff;box-shadow:0 0 0 3px #667eea1a}.form-right p{margin:12px 0;font-size:1rem;color:#4a5568}.form-right strong{color:#2d3748;font-weight:600}.voucher{color:#667eea;font-weight:600;background:#edf2f7;padding:2px 8px;border-radius:6px}.price{color:#f56500;font-weight:700}.total-final{font-weight:700;color:#38a169;font-size:1.2rem;background:#f0fff4;padding:12px;border-radius:10px;border-left:4px solid #38a169}.payment-layout-container{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;background:#fff;border-radius:20px;padding:60px;margin:40px;box-shadow:0 10px 30px #0000001a;align-items:start}.left-payment-section{padding:40px;border-right:1px solid #e2e8f0;display:flex;flex-direction:column;gap:40px}.right-qr-section{padding:40px;display:flex;flex-direction:column;gap:40px;height:fit-content}.qr-code-display{text-align:center;background:linear-gradient(135deg,#f7fafc,#edf2f7);padding:30px;border-radius:15px;margin-bottom:0}.qr-code-display h3{color:#2d3748;font-size:1.3rem;font-weight:600;margin-bottom:25px}.qr-image-container{position:relative;display:inline-block;margin:0 auto}.qr-image{width:320px!important;height:320px!important;border:3px solid #667eea;border-radius:15px;box-shadow:0 8px 25px #667eea33;transition:transform .3s ease;display:block}.qr-image:hover{transform:scale(1.02)}.qr-fallback{position:absolute;top:0;left:0;width:100%;height:100%;background:#f7fafc;border:2px dashed #cbd5e0;border-radius:15px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#718096;font-size:.9rem;text-align:center;padding:20px}.qr-loading{text-align:center;padding:40px;color:#718096;background:#f7fafc;border-radius:15px;border:2px dashed #cbd5e0}.payment-info{background:linear-gradient(135deg,#ebf8ff,#bee3f8);border:2px solid #4299e1;border-radius:15px;padding:25px;margin-bottom:0}.payment-info h3{color:#2b6cb0;font-size:1.2rem;font-weight:600;margin-bottom:18px;text-align:center}.payment-info p{margin:10px 0;font-size:1rem;color:#2d3748;display:flex;justify-content:space-between;align-items:center}.payment-info strong{color:#2b6cb0;font-weight:600;min-width:110px;text-align:left}.payment-instructions-section{background:#fff;border:1px solid #e2e8f0;border-radius:15px;padding:35px;box-shadow:0 4px 15px #0000000d;margin-bottom:0}.payment-instructions-section h3{color:#2d3748;font-size:1.4rem;font-weight:600;text-align:center;margin-bottom:30px}.payment-steps{background:#f7fafc;border-left:4px solid #667eea;border-radius:10px;padding:30px;margin-bottom:30px}.payment-steps ol{margin:0;padding-left:30px}.payment-steps li{margin:18px 0;line-height:1.7;font-size:1.05rem;color:#4a5568}.payment-note{background:linear-gradient(135deg,#fffbeb,#fef5e7);border:2px solid #f6ad55;border-radius:12px;padding:25px;margin-bottom:25px}.payment-note p{color:#c05621;font-weight:600;margin-bottom:12px;font-size:1rem}.payment-note ul{margin:0;padding-left:25px}.payment-note li{margin:10px 0;color:#9c4221;line-height:1.6;font-size:.95rem}.manual-transfer-info{margin-bottom:0}.manual-transfer-info h4{color:#2d3748;font-size:1.1rem;font-weight:600;margin-bottom:15px;text-align:center}.transfer-details{background:linear-gradient(135deg,#f0fff4,#c6f6d5)!important;border:2px solid #38a169!important;border-radius:15px!important;padding:20px!important;margin-bottom:0!important;transition:transform .3s ease}.transfer-details:hover{transform:translateY(-2px);box-shadow:0 6px 20px #38a16933}.transfer-details h5{color:#38a169!important;font-size:1rem!important;font-weight:700!important;margin-bottom:12px!important;display:flex;align-items:center;gap:6px;justify-content:center}.transfer-details p{margin:10px 0;font-size:.9rem;color:#2d3748;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}.transfer-details strong{color:#38a169;font-weight:600;min-width:120px;flex-shrink:0}.account-number,.transfer-amount,.transfer-content{background:#2d3748;color:#fff;padding:6px 10px;border-radius:6px;font-family:SF Mono,Monaco,Cascadia Code,monospace;font-weight:600;font-size:.8rem;border:none;flex-shrink:0;margin-left:0;text-align:center;min-width:120px}.copy-btn{background:#667eea;color:#fff;border:none;padding:4px 8px;border-radius:4px;cursor:pointer;font-size:.75rem;font-weight:600;margin-left:6px;transition:all .3s ease;display:inline-flex;align-items:center;gap:3px;flex-shrink:0}.copy-btn:hover{background:#5a67d8;transform:translateY(-1px);box-shadow:0 3px 8px #667eea4d}.action-buttons{display:flex;gap:20px;justify-content:center;margin-top:0;flex-wrap:wrap}.action-buttons button{padding:15px 35px;border:none;border-radius:12px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:all .3s ease;min-width:160px;display:flex;align-items:center;justify-content:center;gap:8px}.action-buttons button:hover{transform:translateY(-2px);box-shadow:0 6px 16px #00000026}.submit-wrapper button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:16px 40px;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.submit-wrapper button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #667eea66}.submit-wrapper button:disabled{opacity:.6;cursor:not-allowed;transform:none}.error-text{background:#fed7d7;color:#c53030;padding:15px;border-radius:10px;border:2px solid #fc8181;text-align:center;font-weight:600;margin:20px 0}@media (max-width: 1500px){.payment-layout-container{grid-template-columns:1fr;gap:40px;padding:40px}.left-payment-section{border-right:none;border-bottom:1px solid #e2e8f0;padding-bottom:40px;margin-bottom:0}.right-qr-section{padding-top:0}}@media (max-width: 768px){.before-payment-wrapper{margin:10px;padding:0 10px;border-radius:15px}.before-payment-title{font-size:2rem;margin:20px 0}.form-sections{grid-template-columns:1fr;gap:20px}.before-payment-form,.payment-layout-container{padding:20px;margin:10px}.qr-image{width:200px!important;height:200px!important}.action-buttons{flex-direction:column;align-items:center;gap:10px}.action-buttons button{width:100%;max-width:250px}.transfer-details p{flex-direction:column;align-items:flex-start;gap:6px;text-align:left}.account-number,.transfer-amount,.transfer-content{margin-left:0;align-self:stretch;text-align:center;min-width:auto;width:100%}.payment-info p{flex-direction:column;align-items:flex-start;gap:4px}.payment-info strong{min-width:auto}.payment-steps li{font-size:.9rem;margin:10px 0}.payment-note li{font-size:.8rem}}@media (max-width: 480px){.before-payment-title{font-size:1.5rem}.form-left,.form-right,.left-payment-section,.right-qr-section{padding:15px}.qr-image{width:180px!important;height:180px!important}.qr-code-display,.payment-info,.payment-instructions-section,.transfer-details{padding:15px!important}.payment-layout-container{padding:15px;gap:20px}.action-buttons button{padding:10px 20px;font-size:.9rem;min-width:auto}}.before-payment-title{text-align:center;font-size:28px;color:#6a5af9;margin-bottom:30px}.before-payment-form{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px}.form-sections{display:flex;justify-content:center;align-items:center;gap:40px;flex-wrap:wrap}.form-left,.form-right{flex:1;min-width:280px}.form-left input{width:100%;padding:8px 10px;margin-bottom:15px;border:1px solid #ccc;border-radius:6px}.form-right ul{margin-left:20px;margin-top:8px}.voucher{color:#00f}.price{color:orange;font-weight:600}.total-final{font-weight:700;color:green;margin-top:10px}.submit-wrapper{text-align:center;margin-top:30px}.submit-wrapper button{background-color:#6a5af9;color:#fff;padding:10px 28px;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .2s}.submit-wrapper button:hover{background-color:#5945e6}.error-text{color:red;text-align:center;margin-top:10px}.qr-payment-section{width:100%;max-width:1200px;margin:0 auto;text-align:center}.qr-code-container{display:flex;flex-direction:column;gap:30px;margin-top:20px}.payment-info{background:#f8f9fa;padding:20px;border-radius:10px;border:1px solid #e9ecef}.payment-info h3{color:#6a5af9;margin-bottom:15px}.payment-info p{margin:8px 0;font-size:16px}.qr-code-display{background:#fff;padding:30px;border-radius:15px;box-shadow:0 4px 20px #0000001a;border:2px solid #6a5af9}.qr-code-display h3{color:#6a5af9;margin-bottom:20px;font-size:24px}.bank-info{margin-top:20px;padding:15px;background:#f0f4ff;border-radius:8px;border-left:4px solid #6a5af9}.bank-info h4{color:#6a5af9;margin-bottom:10px}.bank-info p{margin:5px 0;font-size:14px}.manual-transfer-info{margin-top:30px;padding:20px;background:#f0f4ff;border-radius:10px;border-left:4px solid #6a5af9}.manual-transfer-info h4{color:#6a5af9;margin-bottom:15px;text-align:center;font-size:18px}.transfer-details{background:#fff;padding:15px;border-radius:8px;border:1px solid #e0e7ff}.transfer-details p{margin:8px 0;font-size:16px}.account-number,.transfer-amount,.transfer-content{background:#fff3cd;padding:4px 8px;border-radius:4px;font-family:Courier New,monospace;font-weight:700;color:#856404;border:1px solid #ffeaa7}.qr-note{margin-top:15px;padding:10px;background:#e7f3ff;border-radius:6px;border-left:3px solid #007bff;font-style:italic;color:#0056b3}.qr-image-container{position:relative}.copy-btn{background:#6a5af9;border:none;color:#fff;padding:4px 8px;border-radius:4px;margin-left:8px;cursor:pointer;font-size:12px;transition:all .2s ease}.copy-btn:hover{background:#5945e6;transform:scale(1.05)}.copy-btn:active{transform:scale(.95)}.fallback-notice{background:#fff3cd;color:#856404;padding:10px;border-radius:6px;margin-bottom:15px;border:1px solid #ffeaa7;text-align:center;font-weight:700}.payment-status{background:#fff3cd;padding:20px;border-radius:10px;border:1px solid #ffeaa7}.status-indicator{display:flex;flex-direction:column;align-items:center;gap:10px;margin-bottom:20px}.loading-spinner{width:30px;height:30px;border:3px solid #f3f3f3;border-top:3px solid #6a5af9;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.payment-status-checking{animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%{opacity:1}50%{opacity:.7}to{opacity:1}}.action-buttons button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #00000026;transition:all .3s ease}.payment-instructions{text-align:left;max-width:500px;margin:0 auto}.payment-instructions h4{color:#6a5af9;margin-bottom:15px;text-align:center}.payment-instructions ol{padding-left:20px}.payment-instructions li{margin:8px 0;line-height:1.5}.payment-instructions-section{background:#fff;padding:30px;border-radius:15px;box-shadow:0 4px 20px #0000001a;margin-top:20px}.payment-instructions-section h3{color:#6a5af9;margin-bottom:20px;text-align:center;font-size:22px}.payment-steps{background:#f8f9fa;padding:20px;border-radius:10px;border-left:4px solid #6a5af9;margin-bottom:25px}.payment-steps li{margin:12px 0;line-height:1.6;font-size:16px}.payment-note{background:#fff3cd;padding:20px;border-radius:10px;border:1px solid #ffeaa7;margin-bottom:25px}.payment-note p{margin:0 0 10px;font-weight:700;color:#856404}.payment-note ul{margin:0;padding-left:20px}.payment-note li{margin:8px 0;color:#856404;line-height:1.5}.action-buttons{text-align:center;margin-top:30px}.action-buttons button{transition:all .3s ease}.action-buttons button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.payment-success{background:#d4edda;padding:40px;border-radius:15px;border:2px solid #28a745;text-align:center}.payment-checking{background:#fff3cd;padding:20px;border-radius:10px;border:2px solid #ffc107;text-align:center;margin-bottom:15px;color:#856404;font-weight:600}.checking-status{font-size:.9rem;margin-top:8px;font-weight:400;font-style:italic}.payment-timeout{background:#f8d7da;padding:20px;border-radius:10px;border:2px solid #dc3545;text-align:center;margin-bottom:15px;color:#721c24;font-weight:600}.success-icon{font-size:60px;margin-bottom:20px}.payment-success h2{color:#28a745;margin-bottom:15px}.payment-success p{color:#155724;font-size:16px}.payment-failed{background:#f8d7da;padding:40px;border-radius:15px;border:2px solid #dc3545;text-align:center}.failed-icon{font-size:60px;margin-bottom:20px}.payment-failed h2{color:#dc3545;margin-bottom:15px}.payment-failed p{color:#721c24;font-size:16px;margin-bottom:20px}@media (max-width: 768px){.form-sections{flex-direction:column;gap:20px}.qr-code-display img{width:250px!important;height:250px!important}.qr-code-container{gap:20px}.payment-info,.qr-code-display,.payment-status{padding:15px}}.profile-page-bg{min-height:100vh;background:linear-gradient(120deg,#f3f3ff,#e9e9f7);padding-top:32px}.profile-container{max-width:480px;margin:0 auto;background:#fff;border-radius:18px;box-shadow:0 6px 32px #6c63ff1a;padding:32px 24px 24px;display:flex;flex-direction:column;align-items:center}h2{color:#6c63ff;font-size:2rem;font-weight:700;margin-bottom:18px;text-align:center}.profile-info-box{width:100%;margin-top:10px;font-size:1.08rem;color:#222}.profile-info-box p{margin:10px 0;padding:8px 0;border-bottom:1px solid #f0f0f0}.profile-info-box p:last-child{border-bottom:none}.profile-info-box img{margin-top:8px;box-shadow:0 2px 8px #6c63ff1a}.profile-edit-btn{margin-top:18px;background:#6c63ff;color:#fff;border:none;border-radius:8px;padding:10px 28px;font-size:1.08rem;font-weight:600;cursor:pointer;transition:background .2s}.profile-edit-btn:hover{background:#5548d9}.profile-edit-form{width:100%;margin-top:10px;display:flex;flex-direction:column;gap:8px}.profile-info-box label{display:flex;flex-direction:column;font-weight:500;margin-bottom:10px;color:#444}.profile-info-box input,.profile-info-box select{margin-top:6px;padding:8px 10px;border:1px solid #e0e0e0;border-radius:6px;font-size:1rem;background:#f7f7fa;outline:none;transition:border .2s}.profile-info-box input:focus,.profile-info-box select:focus{border:1.5px solid #6c63ff}.profile-info-box input[type=file]{padding:0;background:none;border:none}.profile-edit-actions{display:flex;gap:12px;margin-top:18px;justify-content:center}.profile-edit-actions button{background:#6c63ff;color:#fff;border:none;border-radius:8px;padding:8px 22px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.profile-edit-actions button[type=button]{background:#e0e0e0;color:#333}.profile-edit-actions button:disabled{background:#bdbdbd;cursor:not-allowed}.profile-loading,.profile-error,.profile-empty,.profile-success{max-width:480px;margin:32px auto 0;background:#fff;border-radius:16px;box-shadow:0 4px 24px #6c63ff14;padding:24px 18px;text-align:center;font-size:1.15rem;color:#6c63ff}.profile-error{color:#d32f2f}.profile-success{color:#388e3c}@media (max-width: 600px){.profile-container,.profile-loading,.profile-error,.profile-empty,.profile-success{max-width:98vw;padding:12px 4px}h2{font-size:1.2rem}.profile-info-box{font-size:.98rem}}.my-course-page{padding:40px 20px;min-height:80vh;background:linear-gradient(135deg,#f8fafc,#e2e8f0)}.my-course-page h1{text-align:center;margin-bottom:40px;font-size:32px;font-weight:700;color:#1f2937;text-shadow:0 2px 4px rgba(0,0,0,.1)}.my-course-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:40px;justify-content:center;max-width:1200px;margin:0 auto;padding:0 30px}.my-course-card{width:100%;background:#fff;border:3px solid #d1d5db;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;padding:24px;display:flex;flex-direction:column;align-items:center;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.my-course-card:before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,#6366f1,#8b5cf6)}.my-course-card:hover{border-color:#4f46e5;border-width:3px;transform:translateY(-4px);box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.my-course-card img{width:140px;height:105px;object-fit:cover;border-radius:12px;margin-bottom:20px;border:2px solid #e5e7eb;box-shadow:0 4px 6px -1px #0000001a;transition:all .3s ease}.my-course-card:hover img{border-color:#6366f1;transform:scale(1.02)}.my-course-card h3{font-size:20px;font-weight:700;margin:0 0 12px;text-align:center;color:#1f2937;line-height:1.4;min-height:56px;display:flex;align-items:center}.my-course-card .course-author{color:#6b7280;font-size:15px;font-weight:500;margin:0 0 8px;text-align:center;padding:4px 12px;background:#f3f4f6;border-radius:20px;border:1px solid #e5e7eb}.my-course-card .course-category{color:#9ca3af;font-size:14px;font-weight:400;margin:0 0 20px;text-align:center;padding:4px 12px;background:#f9fafb;border-radius:16px;border:1px solid #e5e7eb}.my-course-card .learn-button{margin-top:auto;padding:12px 24px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border-radius:12px;text-decoration:none;font-weight:600;font-size:16px;box-shadow:0 4px 6px -1px #6366f14d,0 2px 4px -1px #6366f133;transition:all .3s cubic-bezier(.4,0,.2,1);border:2px solid transparent;display:inline-flex;align-items:center;gap:8px}.learn-button:before{content:"📚";font-size:16px}.my-course-card .learn-button:hover{background:linear-gradient(135deg,#4f46e5,#7c3aed);transform:translateY(-2px);box-shadow:0 10px 15px -3px #6366f166,0 4px 6px -2px #6366f14d;border-color:#ffffff4d}.my-course-card .learn-button:active{transform:translateY(0)}.loading-state{text-align:center;font-size:18px;color:#6b7280;padding:40px;background:#fff;border-radius:16px;border:2px solid #e5e7eb;box-shadow:0 4px 6px -1px #0000001a;max-width:400px;margin:60px auto}.error-state{text-align:center;color:#ef4444;font-size:18px;font-weight:500;padding:40px;background:#fef2f2;border:2px solid #fecaca;border-radius:16px;max-width:400px;margin:60px auto}.empty-state{text-align:center;font-size:18px;color:#6b7280;padding:40px;background:#fff;border:2px solid #e5e7eb;border-radius:16px;max-width:400px;margin:60px auto}.empty-state:before{content:"📖";font-size:48px;display:block;margin-bottom:16px}@media (max-width: 768px){.my-course-page{padding:20px 10px}.my-course-page h1{font-size:28px;margin-bottom:30px}.my-course-list{grid-template-columns:1fr;gap:30px;padding:0 15px}.my-course-card{padding:20px}.my-course-card img{width:120px;height:90px}.my-course-card h3{font-size:18px;min-height:48px}}@media (max-width: 480px){.my-course-page{padding:20px 5px}.my-course-page h1{font-size:24px}.my-course-card{padding:16px}.my-course-card img{width:100px;height:75px}.learn-button{font-size:14px;padding:10px 20px}}.search-course-list{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;justify-content:center}@media (max-width: 900px){.search-course-list{grid-template-columns:repeat(3,1fr)}}@media (max-width: 600px){.search-course-list{grid-template-columns:repeat(2,1fr);gap:12px;padding:0 10px}}.guide-purchase-container{min-height:100vh;background:linear-gradient(135deg,#f8fafc,#e2e8f0);position:relative}.guide-purchase-container:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(99,102,241,.08) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(139,92,246,.08) 0%,transparent 50%);pointer-events:none}.guide-content{max-width:900px;margin:0 auto;padding:60px 30px;position:relative;z-index:2}.guide-header{text-align:center;margin-bottom:60px;position:relative}.guide-title{font-size:3.5rem;font-weight:800;background:linear-gradient(135deg,#1f2937,#374151);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:20px;letter-spacing:-2px;line-height:1.1;position:relative}.guide-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(90deg,#6366f1,#8b5cf6);border-radius:2px}.guide-subtitle{font-size:1.2rem;color:#6b7280;font-weight:400;max-width:600px;margin:0 auto;line-height:1.6}.steps-container{display:flex;flex-direction:column;gap:35px;margin-bottom:60px;padding-top:25px}.step-item{background:#fffc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:20px;padding:30px;margin-top:25px;position:relative;transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 10px 25px #0000000d,0 4px 10px #00000008}.step-item:before{content:"";position:absolute;top:0;left:0;width:6px;height:100%;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:0 3px 3px 0;transition:width .3s ease}.step-item:hover{transform:translateY(-8px);box-shadow:0 25px 50px #0000001a,0 10px 20px #0000000d}.step-item:hover:before{width:12px}.step-number{position:absolute;top:-25px;left:25px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.3rem;box-shadow:0 8px 20px #6366f166,0 4px 10px #6366f133;border:4px solid white;z-index:10;transition:all .3s cubic-bezier(.4,0,.2,1)}.step-title{font-size:1.5rem;font-weight:700;color:#1f2937;margin-bottom:15px;margin-top:10px;letter-spacing:-.5px;line-height:1.3}.step-content{color:#4b5563;font-size:1.1rem;line-height:1.7;font-weight:400;margin-left:0}.notice-section{background:linear-gradient(135deg,#fbbf241a,#f59e0b14);border:2px solid rgba(251,191,36,.2);border-radius:20px;padding:30px;position:relative;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin-bottom:40px}.notice-section:before{content:"";position:absolute;top:0;left:0;width:6px;height:100%;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:0 3px 3px 0}.notice-section:after{content:"⚠️";position:absolute;top:20px;right:25px;font-size:2rem;opacity:.3}.notice-text{color:#92400e;font-size:1.1rem;font-weight:500;line-height:1.6;margin:0}.notice-text strong{color:#78350f;font-weight:700}.zalo-link{color:#2563eb;text-decoration:none;font-weight:600;padding:2px 6px;border-radius:6px;background:#2563eb1a;transition:all .3s ease;border:1px solid rgba(37,99,235,.2)}.zalo-link:hover{background:#2563eb;color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.step-item{animation:slideInUp .6s ease-out;animation-fill-mode:both}.step-item:nth-child(1){animation-delay:.1s}.step-item:nth-child(2){animation-delay:.2s}.step-item:nth-child(3){animation-delay:.3s}.step-item:nth-child(4){animation-delay:.4s}.step-item:nth-child(5){animation-delay:.5s}.step-item:nth-child(6){animation-delay:.6s}.step-item:nth-child(7){animation-delay:.7s}.notice-section{animation:slideInUp .8s ease-out .8s;animation-fill-mode:both}@media (max-width: 768px){.guide-content{padding:40px 20px}.guide-title{font-size:2.5rem;letter-spacing:-1px}.guide-subtitle{font-size:1.1rem}.step-item{padding:25px 20px;border-radius:16px;margin-top:20px}.step-number{top:-20px;left:20px;width:40px;height:40px;font-size:1.1rem;font-weight:700;border:3px solid white;box-shadow:0 6px 15px #6366f14d,0 3px 8px #6366f133}.step-title{font-size:1.3rem;margin-top:15px}.step-content{font-size:1rem}.notice-section{padding:25px 20px;border-radius:16px}.notice-text{font-size:1rem}}@media (max-width: 480px){.guide-content{padding:30px 15px}.guide-title{font-size:2rem;letter-spacing:-.5px}.guide-subtitle{font-size:1rem}.steps-container{gap:25px;padding-top:20px}.step-item{padding:20px 15px;border-radius:12px;margin-top:18px}.step-number{top:-18px;left:15px;width:36px;height:36px;font-size:1rem;font-weight:700;border:3px solid white;box-shadow:0 4px 12px #6366f14d,0 2px 6px #6366f133}.step-title{font-size:1.2rem;margin-top:12px}.step-content{font-size:.95rem;line-height:1.6}.notice-section{padding:20px 15px;border-radius:12px}.notice-section:after{top:15px;right:15px;font-size:1.5rem}.notice-text{font-size:.95rem}.guide-title:after{width:60px;height:3px}}.step-item:hover .step-number{transform:scale(1.15);box-shadow:0 15px 30px #6366f180,0 8px 15px #6366f14d;background:linear-gradient(135deg,#8b5cf6,#6366f1)}.step-item:hover .step-title{color:#6366f1}.zalo-link:focus{outline:2px solid #6366f1;outline-offset:2px}.course-list{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1240px;margin:0 auto;padding:0 20px}@media (max-width: 1200px){.course-list{grid-template-columns:repeat(3,1fr);gap:18px}}@media (max-width: 600px){.course-list{grid-template-columns:repeat(2,1fr);gap:8px;padding:0 8px}}.course-container{padding:40px 20px;min-height:100vh;background-color:#f8f9fa}.course-title{text-align:center;margin:0 0 40px;font-size:2.5rem;font-weight:700;color:#2c3e50}.category-highlight{color:#667eea}:root{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}html,body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;box-sizing:border-box}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;padding:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}
