:root{--bg: #fcfcfc;--surface: #ffffff;--text-main: #111827;--text-muted: #6b7280;--border: #e5e7eb;--accent: #0f172a;--accent-bg: #f1f5f9}*{box-sizing:border-box;margin:0;padding:0;scroll-behavior:smooth}body{font-family:Inter,sans-serif;background:var(--bg);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--surface);border-right:1px solid var(--border);position:fixed;top:0;bottom:0;left:0;overflow-y:auto;padding:40px 24px}.sidebar h1{font-size:1.1rem;font-weight:600;margin-bottom:4px;letter-spacing:-.02em}.sidebar p{color:var(--text-muted);font-size:.85rem;margin-bottom:40px}.nav-link{display:block;padding:10px 12px;margin-bottom:4px;color:var(--text-muted);text-decoration:none;border-radius:6px;font-size:.9rem;font-weight:500}.nav-link:hover{color:var(--text-main);background:var(--bg)}.nav-link.active{background:var(--accent-bg);color:var(--accent);font-weight:600}.main-content{margin-left:260px;flex:1;padding:60px 40px;max-width:1600px}.section{margin-bottom:40px;scroll-margin-top:60px}.section-title{font-size:1.2rem;font-weight:600;border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:15px;text-transform:uppercase;color:var(--text-main)}.section img{width:100%;height:auto;display:block;background:#fff;cursor:zoom-in;border-radius:4px;box-shadow:0 4px 6px -1px #0000000d}.viewer-modal{display:none;position:fixed;top:0;left:0;width:100vw;height:100vh;background:#0f172af2;z-index:9999;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);touch-action:none}.viewer-modal.active{display:flex}.viewer-close{position:absolute;top:25px;right:35px;font-size:40px;color:#fff;background:none;border:none;cursor:pointer;z-index:10000;line-height:1;opacity:.7;transition:opacity .2s}.viewer-close:hover{opacity:1}.viewer-container{width:100%;height:100%;display:flex;align-items:center;justify-content:center;cursor:grab;touch-action:none}.viewer-container:active{cursor:grabbing}#viewerImage{max-width:95%;max-height:95%;object-fit:contain;transform-origin:center center;will-change:transform}.viewer-controls{position:absolute;bottom:30px;color:#fffc;display:flex;gap:20px;align-items:center;font-size:.9rem;background:#00000080;padding:12px 24px;border-radius:30px}.reset-btn{background:#fff;color:#000;border:none;padding:6px 14px;border-radius:15px;cursor:pointer;font-family:Inter,sans-serif;font-weight:600;font-size:.8rem}.reset-btn:hover{background:#e2e8f0}.mobile-header{display:none}.sidebar-header{margin-bottom:24px}.sidebar-header h1{font-size:1.1rem;font-weight:600;margin-bottom:4px;letter-spacing:-.02em}.sidebar-header p{color:var(--text-muted);font-size:.85rem}@media (max-width: 1024px){.layout{flex-direction:column}.mobile-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:90}.mobile-title h1{font-size:.95rem;font-weight:600;margin-bottom:2px}.mobile-title p{font-size:.75rem;color:var(--text-muted);margin:0}.menu-btn{font-size:1.5rem;background:none;border:none;cursor:pointer;color:var(--text-main)}.sidebar{position:fixed;top:0;left:-300px;width:260px;height:100vh;z-index:100;transition:left .3s ease;padding:24px;border-right:1px solid var(--border);border-bottom:none}.sidebar.open{left:0}.sidebar-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;z-index:95}.main-content{margin-left:0;padding:12px}.section{margin-bottom:20px}.section-title{font-size:.75rem;margin-bottom:6px;padding-bottom:6px}.viewer-controls span{display:none}}