:root{--primary-color: #38CCCC;--primary-hover: #2BB8B8;--primary-light: #E0F7F7;--secondary-color: #059669;--accent-color: #7c3aed;--warning-color: #f59e0b;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--border-color: #e5e7eb;--background-primary: #ffffff;--background-secondary: #f9fafb;--background-accent: #f3f4f6}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-primary);color:var(--text-primary);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column;background-color:#fff}.header{padding:1rem 2rem;border-bottom:1px solid #f3f4f6;background-color:#fff}.header-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto}.logo{font-size:1.5rem;font-weight:700;color:#000;margin:0;display:flex;align-items:center;gap:.75rem;text-decoration:none}.logo:hover{color:#111827}.logo:focus-visible{outline:2px solid var(--primary-color);outline-offset:4px}.logo-image{width:32px;height:32px;object-fit:contain;border-radius:4px;background-color:#f3f4f6;border:1px solid #e5e7eb}.logo-image:not([src]),.logo-image[src=""],.logo-image[src*=undefined]{display:none}.menu-button{background:none;border:none;cursor:pointer;padding:.5rem;color:#374151;display:flex;align-items:center;justify-content:center}.menu-button:hover{background-color:#f9fafb;border-radius:.375rem}.landing{flex:1}.landing-hero{padding:3rem 2rem 4rem;text-align:center;background-color:var(--background-primary)}.landing-hero-inner{max-width:720px;margin:0 auto}.landing-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.375rem 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ease}.landing-app-btn:hover{background-color:#1f2937;transform:translateY(-1px)}.landing-app-btn-icon{width:1.25rem;height:1.25rem}.landing-app-availability{font-size:.875rem;color:var(--text-muted);margin:0 0 2.5rem}.landing-video-wrap{max-width:640px;margin:0 auto}.landing-video-placeholder{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;aspect-ratio:16/9;background:linear-gradient(145deg,#1f2937,#111827);border-radius:1rem;cursor:pointer;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}.landing-video-player{position:absolute;inset:0;width:100%;height:100%;z-index:0}.landing-video-placeholder:hover{transform:scale(1.01);box-shadow:0 20px 40px #0003}.landing-video-placeholder.landing-video-playing .landing-video-circles{opacity:0}.landing-video-circles{position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(56,204,204,.08) 0%,transparent 50%),radial-gradient(circle at 30% 30%,rgba(56,204,204,.06) 0%,transparent 40%),radial-gradient(circle at 70% 70%,rgba(56,204,204,.06) 0%,transparent 40%);pointer-events:none;z-index:1}.landing-video-play-overlay{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#00000073;pointer-events:none}.landing-video-play{color:var(--primary-color);margin-bottom:.5rem;position:relative;z-index:2;pointer-events:none}.landing-video-label{font-size:.9375rem;color:#fffffff2;position:relative;z-index:2;pointer-events:none;font-weight:500}.landing-features{padding:4rem 2rem;background-color:var(--background-secondary)}.landing-features-inner{max-width:1100px;margin:0 auto;text-align:center}.landing-features-eyebrow{font-size:.9375rem;font-weight:600;color:var(--primary-color);margin:0 0 .5rem;text-transform:none}.landing-features-title{font-size:clamp(1.75rem,4vw,2.25rem);font-weight:700;color:var(--text-primary);margin:0 0 2.5rem;letter-spacing:-.02em}.landing-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;text-align:left}.landing-feature-card{background-color:var(--background-primary);border-radius:1rem;padding:1.75rem;border:1px solid var(--border-color);box-shadow:0 1px 3px #0000000f;transition:box-shadow .2s ease,transform .15s ease}.landing-feature-card:hover{box-shadow:0 8px 24px #00000014;transform:translateY(-2px)}.landing-feature-icon{display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;border-radius:.75rem;background-color:var(--primary-light);color:var(--primary-color);margin-bottom:1rem}.landing-feature-heading{font-size:1.125rem;font-weight:700;color:var(--text-primary);margin:0 0 .5rem}.landing-feature-desc{font-size:.9375rem;color:var(--text-secondary);line-height:1.6;margin:0}.landing-notify{padding:4rem 2rem;background-color:var(--background-secondary)}.landing-notify-inner{max-width:560px;margin:0 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ease}.search-input:focus{border-color:var(--primary-color);background-color:var(--background-primary);box-shadow:0 0 0 3px #38cccc1a}.search-input::placeholder{color:var(--text-muted)}.search-icon{position:absolute;right:1rem;color:var(--text-secondary);pointer-events:none}.clear-search-button{position:absolute;right:1rem;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;transition:color .2s ease}.clear-search-button:hover{color:var(--text-primary)}.filters{padding:2rem;background-color:#fff;border-bottom:1px solid #f3f4f6}.filters-content{display:flex;align-items:center;gap:1rem;max-width:1200px;margin:0 auto;flex-wrap:wrap}.filter-label{font-weight:500;color:#374151;white-space:nowrap}.filter-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.filter-button{padding:.5rem 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#e5e7eb;background-color:#f9fafb;padding:1.75rem 2rem}.footer-content{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:1rem}.footer-links{display:flex;flex-wrap:wrap;gap:1rem}.footer-link{color:#374151;text-decoration:none;font-weight:500;transition:color .2s ease}.footer-link:hover{color:var(--primary-color)}.footer-copy{color:#6b7280;font-size:.875rem}.loading-container,.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;text-align:center}.loading-spinner{width:2rem;height:2rem;border:2px solid #e5e7eb;border-top:2px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-container p{color:#ef4444;margin-bottom:1rem}.error-container button{padding:.5rem 1rem;background-color:#3b82f6;color:#fff;border:none;border-radius:.375rem;cursor:pointer;font-weight:500}.error-container button:hover{background-color:#2563eb}@media(max-width:768px){.header{padding:1rem}.hero{padding:2rem 1rem}.hero-title{font-size:2rem}.filters{padding:1rem}.filters-content{flex-direction:column;align-items:flex-start;gap:1rem}.filter-buttons{width:100%;justify-content:flex-start}.mentors-section{padding:1rem}.mentors-grid{grid-template-columns:1fr;gap:1rem}.mentor-card{padding:1rem}}@media(max-width:480px){.hero-title{font-size:1.75rem}.hero-subtitle{font-size:1rem}.mentor-header{flex-direction:column;align-items:flex-start;gap:.75rem}.mentor-info{width:100%}}