*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #111827;--primary-light: #334155;--accent: #2563eb;--accent-light: #60a5fa;--accent-dark: #1d4ed8;--background: #f8fbff;--surface: #ffffff;--surface-alt: #f5f8ff;--border: #e2e8f0;--border-light: #eef2ff;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #64748b;--success: #16a34a;--warning: #d97706;--error: #dc2626;--shadow-sm: 0 1px 8px rgba(15, 23, 42, .06);--shadow-md: 0 8px 22px rgba(15, 23, 42, .08);--shadow-lg: 0 14px 32px rgba(15, 23, 42, .1);--shadow-xl: 0 18px 48px rgba(15, 23, 42, .12);--radius: 18px;--radius-sm: 12px;--radius-xs: 6px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--max-width: 1400px}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:var(--max-width);margin:0 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p{line-height:1.8;color:var(--text-secondary);font-size:clamp(14px,1.5vw,16px)}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:clamp(20px,3vw,28px)}.info-item{display:flex;flex-direction:column;gap:6px}.info-label{font-size:clamp(11px,1.2vw,13px);color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;font-weight:500}.info-value{font-size:clamp(15px,2vw,18px);font-weight:600;color:var(--primary)}.specialties-list{display:grid;gap:clamp(14px,2vw,20px)}.specialty-item{background:var(--surface-alt);padding:clamp(18px,3vw,24px);border-radius:var(--radius-sm);border-left:4px solid var(--accent);transition:var(--transition)}.specialty-item:hover{background:#fff;box-shadow:var(--shadow-md);transform:translate(4px)}.specialty-name{font-weight:600;font-size:clamp(15px,2vw,18px);margin-bottom:clamp(6px,1vw,10px);color:var(--primary)}.specialty-code{color:var(--text-muted);font-size:clamp(13px,1.5vw,15px);margin-bottom:clamp(10px,2vw,14px)}.specialty-details{display:flex;gap:clamp(16px,3vw,28px);flex-wrap:wrap;font-size:clamp(13px,1.5vw,15px);color:var(--text-secondary)}.action-buttons{display:flex;gap:clamp(12px,2vw,20px);flex-wrap:wrap}.btn-large{padding:clamp(14px,2vw,18px) clamp(28px,4vw,40px);font-size:clamp(14px,1.5vw,17px)}.loading{text-align:center;padding:clamp(40px,6vw,64px)}.spinner{border:4px solid var(--surface-alt);border-top:4px solid var(--accent);border-radius:50%;width:clamp(40px,6vw,56px);height:clamp(40px,6vw,56px);animation:spin 1s linear infinite;margin:0 auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:clamp(48px,8vw,80px) clamp(20px,4vw,32px);color:var(--text-secondary)}.empty-state-icon{font-size:clamp(48px,8vw,72px);margin-bottom:clamp(16px,3vw,24px);opacity:.5}.empty-state h3{font-size:clamp(18px,3vw,24px);margin-bottom:clamp(8px,2vw,12px);color:var(--primary);font-weight:600}.empty-state p{font-size:clamp(14px,1.5vw,16px)}.footer{background:linear-gradient(to top,var(--surface-alt),var(--surface));border-top:1px solid var(--border);padding:clamp(24px,4vw,32px) 0;margin-top:clamp(48px,8vw,80px);text-align:center;color:var(--text-secondary)}.footer p{font-size:clamp(13px,1.5vw,15px)}.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}.nav-toggle span{width:25px;height:3px;background:var(--primary);border-radius:3px;transition:var(--transition)}@media (max-width: 768px){.nav-toggle{display:flex}.nav-links{position:absolute;top:100%;left:0;right:0;background:#fffffffa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);flex-direction:column;padding:20px;gap:16px;box-shadow:var(--shadow-lg);transform:translateY(-100%);opacity:0;pointer-events:none;transition:var(--transition)}.nav-links.active{transform:translateY(0);opacity:1;pointer-events:all}.nav-link{padding:12px;text-align:center}.hero{border-radius:var(--radius-sm)}.hero-buttons{flex-direction:column;align-items:stretch}.btn{width:100%;justify-content:center}.features,.universities-grid{grid-template-columns:1fr}.chat-container{border-radius:var(--radius-sm);height:calc(100vh - 160px)}.message-content{max-width:85%}.chat-input-form{flex-direction:column}.btn-send{width:100%}.university-stats,.info-grid{grid-template-columns:1fr}.specialty-details{flex-direction:column;gap:8px}.action-buttons{flex-direction:column}}@media (min-width: 769px) and (max-width: 1024px){.universities-grid,.features,.info-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1400px){:root{--max-width: 1600px}.universities-grid,.features{grid-template-columns:repeat(3,1fr)}.hero{padding:140px 64px}.chat-container{max-width:1200px}}@media (min-width: 1920px){:root{--max-width: 1800px}.universities-grid{grid-template-columns:repeat(4,1fr)}body{font-size:18px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}[data-theme=dark]{--background: #0b1220;--surface: #0f1724;--surface-alt: #0b1220;--border: #1f2937;--border-light: #111827;--text-primary: #e6eef8;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--accent: #60a5fa;--accent-light: #93c5fd;--accent-dark: #3b82f6}[data-theme=dark] .navbar{background:#0f1724f2}[data-theme=dark] .chat-input,[data-theme=dark] .search-input,[data-theme=dark] .filter-select{background:var(--surface);color:var(--text-primary)}[data-theme=dark] .message-text strong{color:var(--accent-light)}[data-theme=dark] .message-text code{background:#071026;color:var(--accent-light);border-color:var(--border)}@media print{.navbar,.footer,.chat-input-container,.action-buttons{display:none}.chat-container{box-shadow:none;border:1px solid #ccc}}