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label{font-size:.82rem;font-weight:700}.field input,.field textarea,.field select{background:#fff;border:1px solid #cbd5e1;border-radius:12px;outline:0;width:100%;padding:11px 13px;transition:border .2s,box-shadow .2s}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--color-primary);box-shadow:0 0 0 4px #4f46e51a}.form-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;padding:9px 12px;font-size:.8rem}.auth-hint{background:var(--color-primary-soft);color:#4338ca;border-radius:10px;margin-top:18px;padding:12px;font-size:.74rem}.dashboard-shell{padding:44px 0 80px}.dashboard-head{justify-content:space-between;align-items:center;gap:20px;margin-bottom:30px;display:flex}.dashboard-head h1{color:var(--color-secondary);margin:0;font-size:2rem}.dashboard-head p{color:var(--color-muted);margin:2px 0}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:30px;display:grid}.stat-card{border:1px solid 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small{color:var(--color-muted);font-size:.65rem}.activity-list{gap:14px;display:grid}.activity-item{align-items:center;gap:11px;display:flex}.activity-item>span{color:#059669;background:#ecfdf5;border-radius:10px;place-items:center;width:36px;height:36px;display:grid}.activity-item div{display:grid}.activity-item b{font-size:.82rem}.activity-item small{color:var(--color-muted)}.learn-page{background:#f1f5f9;min-height:100vh}.learn-header{border-bottom:1px solid var(--color-border);z-index:40;background:#fff;align-items:center;gap:18px;height:68px;padding:0 22px;display:flex;position:sticky;top:0}.learn-header .brand-mark{width:38px}.learn-title{flex:1;line-height:1.35;display:grid}.learn-title b{font-size:.86rem}.learn-title span{color:var(--color-muted);font-size:.7rem}.learn-progress{width:220px}.learn-layout{grid-template-columns:330px 1fr;min-height:calc(100vh - 68px);display:grid}.lesson-sidebar{border-left:1px solid var(--color-border);background:#fff;max-height:calc(100vh - 68px);padding:20px;position:sticky;top:68px;overflow-y:auto}.lesson-sidebar h2{margin:0 0 16px;font-size:1rem}.lesson-group{margin-bottom:18px}.lesson-group>span{color:var(--color-muted);margin-bottom:7px;font-size:.72rem;font-weight:800;display:block}.lesson-link{color:#475569;border-radius:11px;align-items:center;gap:9px;padding:10px;font-size:.76rem;display:flex}.lesson-link:hover{background:#f8fafc}.lesson-link.active{background:var(--color-primary-soft);color:var(--color-primary-dark);font-weight:800}.lesson-link .lesson-status{border:1px solid #cbd5e1;border-radius:50%;flex:none;place-items:center;width:24px;height:24px;display:grid}.lesson-link.active .lesson-status{border-color:var(--color-primary);background:#fff}.lesson-link>span:nth-child(2){flex:1}.lesson-link small{color:#94a3b8;font-size:.62rem}.lesson-main{min-width:0;padding:28px}.video-shell{max-width:1100px;margin:0 auto}.video-shell video{aspect-ratio:16/9;background:#0f172a;border-radius:20px;width:100%;display:block}.video-placeholder{aspect-ratio:16/9;text-align:center;color:#fff;background:linear-gradient(135deg,#0f172a,#1e1b4b);border-radius:20px;place-items:center;display:grid;position:relative;overflow:hidden}.video-glow{filter:blur(80px);background:#4f46e559;border-radius:50%;width:400px;height:400px;position:absolute}.video-placeholder>button{z-index:2;background:var(--color-accent);width:78px;height:78px;color:var(--color-secondary);cursor:pointer;border:0;border-radius:50%;place-items:center;display:grid;box-shadow:0 0 0 14px #f59e0b1f}.video-placeholder>button svg{width:32px;height:32px}.video-placeholder>div:last-child{text-align:right;position:absolute;bottom:24px;right:28px}.video-placeholder h2{margin:2px 0;font-size:1.3rem}.video-placeholder span,.video-placeholder small{color:#cbd5e1}.video-hints{color:var(--color-muted);gap:18px;padding:10px;font-size:.7rem;display:flex}.video-hints 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1fr;min-height:100vh;display:grid}.admin-sidebar{background:var(--color-secondary);color:#fff;height:100vh;padding:22px;position:sticky;top:0}.admin-sidebar .brand b,.admin-sidebar .brand small{color:#fff}.admin-nav{gap:5px;margin-top:32px;display:grid}.admin-nav a{color:#cbd5e1;border-radius:10px;align-items:center;gap:10px;padding:10px 12px;font-size:.84rem;display:flex}.admin-nav a.active,.admin-nav a:hover{color:#fff;background:#ffffff1a}.admin-content{padding:32px}.admin-top{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.admin-top h1{margin:0;font-size:1.8rem}.admin-table{border-collapse:collapse;width:100%;box-shadow:var(--shadow-sm);background:#fff;border-radius:18px;overflow:hidden}.admin-table th,.admin-table td{text-align:right;border-bottom:1px solid var(--color-border);padding:14px 16px;font-size:.78rem}.admin-table th{color:var(--color-muted);background:#f8fafc}.status{color:#047857;background:#d1fae5;border-radius:999px;padding:3px 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var(--color-border);background:#fff;padding-top:58px}.footer-grid{grid-template-columns:1.3fr repeat(3,1fr);gap:48px;display:grid}.footer-grid>div{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.footer-grid p,.footer-grid span,.footer-grid a{color:var(--color-muted);font-size:.8rem}.footer-grid>div:first-child p{max-width:300px}.footer h3{margin:0 0 10px;font-size:.9rem}.footer a{align-items:center;gap:7px;display:flex}.socials{gap:8px;display:flex}.socials a{background:var(--color-primary-soft);width:38px;height:38px;color:var(--color-primary);border-radius:10px;place-items:center;display:grid}.socials svg{width:18px}.footer-bottom{border-top:1px solid var(--color-border);color:var(--color-muted);justify-content:space-between;margin-top:44px;padding:18px 0;font-size:.72rem;display:flex}@keyframes pulse{50%{opacity:.5}}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}@media (max-width:1024px){.desktop-nav{display:none}.mobile-menu{display:block}.hero-grid{gap:30px}.float-card{display:none}.card-grid,.path-grid{grid-template-columns:repeat(2,1fr)}.about-grid{gap:35px}.detail-grid{grid-template-columns:1fr 360px}.detail-content{grid-template-columns:1fr}.detail-content>.purchase-card{display:none}.stat-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.learn-layout{grid-template-columns:280px 1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.site-header{height:68px}.brand small,.desktop-cta{display:none}.hero{padding:36px 0 50px}.hero-grid{grid-template-columns:1fr}.hero-copy{order:1}.hero-visual{order:0}.hero h1{font-size:2.35rem}.hero-copy>p{font-size:.96rem}.hero-image{aspect-ratio:1.28;border-width:5px}.trust-grid{grid-template-columns:repeat(2,1fr);padding:14px 0}.trust-item{border-bottom:1px solid var(--color-border);min-height:70px}.trust-item:nth-child(2){border-left:0}.section{padding:64px 0}.section-heading-row{align-items:start}.card-grid,.path-grid,.about-grid{grid-template-columns:1fr}.teacher-visual{max-width:520px;margin:auto}.about-copy h2{font-size:2rem}.testimonial-grid{grid-template-columns:1fr}.cta-box{flex-direction:column;align-items:flex-start;padding:30px}.detail-grid{grid-template-columns:1fr}.purchase-card{position:static}.course-detail-hero{padding:36px 0}.detail-content{padding:40px 0}.content-panel{padding:20px}.dashboard-head{flex-direction:column;align-items:flex-start}.stat-grid{grid-template-columns:1fr 1fr}.enrolled-course{grid-template-columns:100px 1fr}.enrolled-course>.button{grid-column:1/-1}.learn-header{padding:0 12px}.learn-progress{display:none}.learn-layout{flex-direction:column;display:flex}.lesson-sidebar{border:0;border-top:1px solid var(--color-border);max-height:none;position:relative;top:0}.lesson-main{order:-1;padding:16px}.video-placeholder>div:last-child{bottom:14px;right:18px}.video-placeholder h2{font-size:1rem}.video-placeholder small,.video-hints{display:none}.admin-layout{display:block}.admin-sidebar{height:auto;position:relative}.admin-nav{grid-template-columns:repeat(2,1fr)}.admin-content{padding:20px 16px;overflow:hidden}.admin-grid{grid-template-columns:1fr}.admin-table{display:block;overflow-x:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-bottom{flex-direction:column;gap:5px}}@media (max-width:420px){.container{width:min(calc(100% - 24px),var(--container))}.header-actions>.button-ghost{width:40px;padding:8px;font-size:0}.header-actions>.button-ghost svg{margin:0}.hero h1{font-size:2.05rem}.hero-actions .button{width:100%}.section-heading-row{display:grid}.course-meta{flex-direction:column;align-items:flex-start}.teacher-stats{margin:-30px 18px 0;position:relative}.stat-grid{grid-template-columns:1fr}.content-panel{border-radius:16px}.lesson-row small:not(.preview-tag){display:none}.auth-card{padding:24px}.footer-grid{grid-template-columns:1fr}.footer-bottom{margin-top:30px}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}