/* ===================================================== Cambridge IT 9626 — Main Stylesheet Aesthetic: Technical precision meets academic warmth Font: Be Vietnam Pro (display) + Fira Code (mono) — Be Vietnam Pro: hỗ trợ đầy đủ Unicode tiếng Việt — Fira Code: monospace cho code/badge, Latin subset ===================================================== */ :root { color-scheme: dark; --bg: #0d0f14; --surface: #141720; --surface2: #1c2030; --border: #252b3b; --border2: #2e3650; --primary: #4e7fff; --primary-d: #3060e0; --accent: #00d4a0; --accent2: #ff6b6b; --yellow: #ffd060; --text: #e8ecf4; --text2: #8a93b0; --text3: #5a637a; --mono: 'Fira Code', 'Courier New', monospace; --sans: 'Be Vietnam Pro', 'Segoe UI', sans-serif; --radius: 10px; --radius-lg: 16px; --shadow: 0 4px 24px rgba(0,0,0,.4); --shadow-lg: 0 8px 48px rgba(0,0,0,.5); --transition: .2s cubic-bezier(.4,0,.2,1); --navbar-h: 64px; /* ── "Chrome" tokens: navbar/footer/dropdown giữ nguyên tông tối ở cả 2 theme (logo thương hiệu dùng màu chữ sáng cố định) ── */ --chrome-bg: rgba(13,15,20,.92); --chrome-surface: #141720; --chrome-surface2: #1c2030; --chrome-border: #252b3b; --chrome-text: #e8ecf4; --chrome-text2: #8a93b0; --chrome-text3: #5a637a; } /* ══════════════════════════════════════════════════════ LIGHT THEME — kích hoạt qua Chỉ các token nội dung (bg/surface/border/text) đổi; --chrome-* và các màu thương hiệu (primary/accent2) giữ nguyên. ══════════════════════════════════════════════════════ */ [data-theme="light"] { color-scheme: light; --bg: #f4f5f9; --surface: #ffffff; --surface2: #eef0f6; --border: #dde1ea; --border2: #ccd2e0; --text: #1a1d29; --text2: #4a5170; --text3: #767ea3; --accent: #00966f; --yellow: #a8760f; --shadow: 0 4px 24px rgba(30,34,50,.08); --shadow-lg: 0 8px 48px rgba(30,34,50,.12); } *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; } html { scroll-behavior: smooth; } body { font-family: var(--sans); background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.7; /* tăng từ 1.65 → 1.7: dấu thanh không bị cắt */ min-height: 100vh; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; } a { color: var(--primary); text-decoration: none; transition: color var(--transition); } a:hover { color: var(--accent); } img { max-width: 100%; display: block; } /* ── Scrollbar ── */ /* Chrome / Edge (Chromium) */ ::-webkit-scrollbar { width: 6px; height: 6px; } ::-webkit-scrollbar-track { background: var(--surface); } ::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; } /* Firefox — thuộc tính chuẩn, Firefox không đọc ::-webkit-scrollbar-* nên nếu thiếu dòng này thanh cuộn sẽ luôn dùng theme mặc định của hệ điều hành, không theo theme sáng/tối của trang. Chrome/Edge bản mới cũng hỗ trợ. */ html { scrollbar-width: thin; scrollbar-color: var(--border2) var(--surface); } /* ── Typography ── */ h1,h2,h3,h4,h5 { font-weight: 700; line-height: 1.35; color: var(--text); } /* 1.35: dấu trên h1/h2 không bị clip */ h1 { font-size: clamp(2rem, 4vw, 3.2rem); } h2 { font-size: clamp(1.4rem, 3vw, 2rem); } h3 { font-size: 1.25rem; } h4 { font-size: 1rem; } p { color: var(--text2); } code, .mono { font-family: var(--mono); font-size: .875em; } /* ── Utilities ── */ .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; } .section { padding: 72px 0; } .section-sm { padding: 40px 0; } .flex { display: flex; } .flex-center { display: flex; align-items: center; justify-content: center; } .gap-1 { gap: 8px; } .gap-2 { gap: 16px; } .gap-3 { gap: 24px; } .grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; } .grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; } .grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; } .text-center { text-align: center; } .text-accent { color: var(--accent); } .text-primary { color: var(--primary); } .text-muted { color: var(--text2); } .badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 99px; font-size: .75rem; font-weight: 600; font-family: var(--mono); } .badge-blue { background: rgba(78,127,255,.15); color: var(--primary); border: 1px solid rgba(78,127,255,.3); } .badge-green { background: rgba(0,212,160,.15); color: var(--accent); border: 1px solid rgba(0,212,160,.3); } .badge-red { background: rgba(255,107,107,.15); color: var(--accent2); border: 1px solid rgba(255,107,107,.3); } .badge-yellow { background: rgba(255,208,96,.15); color: var(--yellow); border: 1px solid rgba(255,208,96,.3); } .tag { background: var(--surface2); color: var(--text2); padding: 4px 10px; border-radius: 6px; font-size: .78rem; font-family: var(--mono); } /* ── Buttons ── */ .btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 22px; border-radius: var(--radius); font-family: var(--sans); font-size: .9rem; font-weight: 600; border: none; cursor: pointer; transition: all var(--transition); white-space: nowrap; } .btn-primary { background: var(--primary); color: #fff; } .btn-primary:hover { background: var(--primary-d); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(78,127,255,.4); } .btn-accent { background: var(--accent); color: #0d1a16; } .btn-accent:hover { filter: brightness(1.1); transform: translateY(-1px); } .btn-outline { border: 1.5px solid var(--border2); color: var(--text2); background: transparent; } .btn-outline:hover { border-color: var(--primary); color: var(--primary); } .btn-ghost { background: var(--surface2); color: var(--text); } .btn-ghost:hover { background: var(--border); } .btn-danger { background: var(--accent2); color: #fff; } .btn-sm { padding: 6px 14px; font-size: .8rem; } .btn-lg { padding: 14px 32px; font-size: 1rem; } /* ── Cards ── */ .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition); } .card:hover { border-color: var(--border2); transform: translateY(-2px); box-shadow: var(--shadow); } .card-hover-accent:hover { border-color: var(--primary); box-shadow: 0 4px 32px rgba(78,127,255,.2); } /* ── Navbar ── */ .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--navbar-h); background: var(--chrome-bg); backdrop-filter: blur(20px); border-bottom: 1px solid var(--chrome-border); } .nav-container { max-width: 1400px; margin: 0 auto; padding: 0 24px; height: 100%; display: flex; align-items: center; gap: 0; } .brand { display: flex; align-items: center; gap: 10px; margin-right: 28px; color: var(--chrome-text); text-decoration: none; } .brand:hover { opacity: .88; } .brand svg { display: block; } /* Mobile: shrink logo text on small screens */ @media (max-width: 520px) { .brand svg { width: 130px; height: 26px; } .brand { margin-right: 12px; } } /* legacy badge — kept for backward compat (footer, auth) */ .brand-badge { background: var(--primary); color: #fff; font-family: var(--mono); font-weight: 700; font-size: .8rem; padding: 4px 10px; border-radius: 6px; letter-spacing: .05em; } .brand-text { font-weight: 700; font-size: 1rem; } .nav-menu { display: flex; list-style: none; gap: 4px; flex: 1; } .nav-link { color: var(--chrome-text2); padding: 8px 14px; border-radius: 8px; font-size: .875rem; font-weight: 500; transition: all var(--transition); display: block; } .nav-link:hover, .nav-link.active { color: var(--chrome-text); background: var(--chrome-surface2); } .nav-auth { display: flex; align-items: center; gap: 8px; margin-left: auto; } .avatar-sm { font-size: 1rem; } .nav-toggle { display: none; background: none; border: none; color: var(--chrome-text); font-size: 1.4rem; cursor: pointer; } /* Dropdown */ li.dropdown, div.dropdown { position: relative; } .dropdown-menu { position: absolute; top: 100%; left: 0; background: var(--chrome-surface); border: 1px solid var(--chrome-border); border-radius: var(--radius); padding: 8px; min-width: 180px; opacity: 0; pointer-events: none; transform: translateY(-4px); transition: opacity var(--transition), transform var(--transition); z-index: 200; list-style: none; margin-top: 0; } /* Cầu nối vô hình: lấp khoảng trống giữa nav-link và dropdown-menu */ .dropdown-menu::before { content: ''; position: absolute; top: -10px; left: 0; right: 0; height: 10px; } li.dropdown:hover .dropdown-menu, div.dropdown:hover .dropdown-menu, li.dropdown.is-open .dropdown-menu, div.dropdown.is-open .dropdown-menu { opacity: 1; pointer-events: auto; transform: translateY(0); } .dropdown-menu a { display: block; padding: 8px 12px; border-radius: 6px; color: var(--chrome-text2); font-size: .875rem; } .dropdown-menu a:hover { background: var(--chrome-surface2); color: var(--chrome-text); } /* ── Main Content ── */ .main-content { margin-top: var(--navbar-h); min-height: calc(100vh - var(--navbar-h)); } /* ── Hero ── */ .hero { position: relative; overflow: hidden; padding: 100px 0 80px; background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(78,127,255,.18) 0%, transparent 70%); } .hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234e7fff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); pointer-events: none; } .hero-eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(78,127,255,.12); border: 1px solid rgba(78,127,255,.3); color: var(--primary); padding: 6px 16px; border-radius: 99px; font-size: .8rem; font-weight: 600; font-family: var(--mono); margin-bottom: 24px; } .hero-eyebrow::before { content: '●'; animation: pulse 2s infinite; } @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} } .hero h1 { margin-bottom: 20px; } .hero h1 span { color: var(--primary); } .hero p.lead { font-size: 1.1rem; color: var(--text2); max-width: 540px; margin-bottom: 36px; } .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; } .hero-stats { display: flex; gap: 32px; margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--border); } .hero-stat-num { font-size: 1.8rem; font-weight: 800; color: var(--text); line-height: 1; } .hero-stat-label { font-size: .8rem; color: var(--text3); margin-top: 4px; font-family: var(--mono); } /* ── Section Headers ── */ .section-header { margin-bottom: 48px; } .section-header h2 { margin-bottom: 8px; } .section-header p { font-size: 1rem; } .section-label { font-family: var(--mono); font-size: .75rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: .12em; margin-bottom: 10px; } /* ── Roadmap ── */ .roadmap { display: flex; align-items: stretch; gap: 0; overflow-x: auto; padding-bottom: 8px; } .roadmap-step { flex: 1; min-width: 160px; position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: 0; padding: 20px 16px; transition: background var(--transition); } .roadmap-step:first-child { border-radius: var(--radius) 0 0 var(--radius); } .roadmap-step:last-child { border-radius: 0 var(--radius) var(--radius) 0; } .roadmap-step:hover { background: var(--surface2); } .roadmap-step + .roadmap-step::before { content: '→'; position: absolute; left: -14px; top: 50%; transform: translateY(-50%); color: var(--primary); font-size: 1.2rem; z-index: 1; } .roadmap-num { font-family: var(--mono); font-size: .7rem; color: var(--primary); margin-bottom: 8px; } .roadmap-title { font-size: .875rem; font-weight: 600; color: var(--text); } .roadmap-sub { font-size: .75rem; color: var(--text3); margin-top: 4px; } /* ── Announcement bar ── */ .announcement-bar { background: var(--surface); border-bottom: 1px solid var(--border); padding: 12px 24px; display: flex; align-items: center; gap: 16px; overflow: hidden; } .announcement-label { background: var(--accent2); color: #fff; font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 4px; white-space: nowrap; font-family: var(--mono); } .announcement-ticker { color: var(--text2); font-size: .875rem; white-space: nowrap; } /* ── Chapter Grid ── */ .chapter-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: all var(--transition); position: relative; overflow: hidden; } .chapter-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); } .chapter-card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow); } .chapter-card:hover::before { transform: scaleX(1); } .chapter-num { font-family: var(--mono); font-size: .7rem; font-weight: 700; color: var(--primary); margin-bottom: 12px; } .chapter-title { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 8px; } .chapter-meta { display: flex; gap: 12px; margin-top: 16px; align-items: center; } .lesson-count { font-size: .78rem; color: var(--text3); font-family: var(--mono); } .progress-bar-wrap { background: var(--border); border-radius: 99px; height: 4px; flex: 1; } .progress-bar { height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .6s; } /* ── Lesson List ── */ .lesson-row { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); margin-bottom: 8px; transition: all var(--transition); } .lesson-row:hover { border-color: var(--primary); background: var(--surface2); } .lesson-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(78,127,255,.12); border: 1px solid rgba(78,127,255,.2); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; } .lesson-info { flex: 1; } .lesson-title { font-size: .925rem; font-weight: 600; color: var(--text); } .lesson-duration { font-size: .78rem; color: var(--text3); font-family: var(--mono); } .lesson-status { font-size: 1.1rem; } /* ── Video Player ── */ .video-wrap { background: #000; border-radius: var(--radius-lg); overflow: hidden; position: relative; aspect-ratio: 16/9; } .video-wrap iframe, .video-wrap video { width: 100%; height: 100%; border: none; } /* ── Quiz UI ── */ .quiz-wrap { max-width: 760px; margin: 0 auto; } .quiz-header { display: flex; justify-content: space-between; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px 24px; margin-bottom: 28px; } .timer-display { font-family: var(--mono); font-size: 1.4rem; font-weight: 700; color: var(--accent); background: rgba(0,212,160,.08); padding: 8px 18px; border-radius: var(--radius); border: 1px solid rgba(0,212,160,.2); } .timer-display.warning { color: var(--accent2); background: rgba(255,107,107,.08); border-color: rgba(255,107,107,.2); } .question-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; margin-bottom: 20px; } .question-num { font-family: var(--mono); font-size: .75rem; color: var(--text3); margin-bottom: 12px; } .question-text { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 20px; line-height: 1.6; } .options-grid { display: flex; flex-direction: column; gap: 10px; } .option-label { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: var(--radius); border: 1.5px solid var(--border); cursor: pointer; transition: all var(--transition); font-size: .925rem; } .option-label:hover { border-color: var(--primary); background: rgba(78,127,255,.06); } .option-label input[type=radio] { accent-color: var(--primary); width: 16px; height: 16px; } .option-label.correct { border-color: var(--accent); background: rgba(0,212,160,.08); color: var(--accent); } .option-label.wrong { border-color: var(--accent2); background: rgba(255,107,107,.08); color: var(--accent2); } .quiz-progress-track { background: var(--border); border-radius: 99px; height: 6px; margin-bottom: 28px; } .quiz-progress-fill { height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .4s; } /* ── Resource Cards ── */ .resource-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; display: flex; gap: 16px; align-items: center; transition: all var(--transition); min-width: 0; overflow: hidden; } .resource-card:hover { border-color: var(--border2); transform: translateX(4px); } .resource-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; position: relative; } .resource-type-pdf { background: rgba(255,107,107,.12); } .resource-type-slide { background: rgba(78,127,255,.12); } .resource-type-notes { background: rgba(0,212,160,.12); } .resource-type-video { background: rgba(255,208,96,.12); } .resource-info { flex: 1; min-width: 0; overflow: hidden; } .resource-title { font-size: .925rem; font-weight: 600; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; } .resource-meta { font-size: .78rem; color: var(--text3); font-family: var(--mono); margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px; align-items: center; } /* ── Filters ── */ .filter-bar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px 20px; margin-bottom: 28px; } .filter-bar select, .filter-bar input { background: var(--surface2); border: 1px solid var(--border); color: var(--text); padding: 8px 14px; border-radius: var(--radius); font-family: var(--sans); font-size: .875rem; outline: none; transition: border-color var(--transition); } .filter-bar select:focus, .filter-bar input:focus { border-color: var(--primary); } .filter-bar input { flex: 1; min-width: 200px; } /* ── Forum ── */ .forum-post-row { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px 24px; margin-bottom: 10px; transition: all var(--transition); display: flex; align-items: flex-start; gap: 16px; } .forum-post-row:hover { border-color: var(--border2); } .forum-post-row.pinned { border-color: rgba(255,208,96,.3); background: rgba(255,208,96,.03); } .forum-avatar { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; font-weight: 700; color: #fff; } .forum-post-title { font-size: .95rem; font-weight: 600; color: var(--text); } .forum-post-meta { font-size: .78rem; color: var(--text3); margin-top: 4px; font-family: var(--mono); } .forum-post-meta span { margin-right: 16px; } .answered-badge { background: rgba(0,212,160,.15); color: var(--accent); padding: 2px 8px; border-radius: 99px; font-size: .7rem; } /* ── Dashboard ── */ .stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 32px; } .stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; } .stat-label { font-size: .75rem; font-family: var(--mono); color: var(--text3); margin-bottom: 8px; text-transform: uppercase; } .stat-value { font-size: 2rem; font-weight: 800; color: var(--text); line-height: 1; } .stat-sub { font-size: .78rem; color: var(--text3); margin-top: 6px; } /* ── Leaderboard ── */ .leaderboard-row { display: flex; align-items: center; gap: 16px; padding: 14px 20px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); margin-bottom: 8px; transition: all var(--transition); } .leaderboard-row:hover { background: var(--surface2); } .leaderboard-row.top-1 { border-color: var(--yellow); background: rgba(255,208,96,.04); } .leaderboard-row.top-2 { border-color: #aab0c0; } .leaderboard-row.top-3 { border-color: #c08060; } .rank-num { font-family: var(--mono); font-weight: 700; font-size: 1rem; width: 32px; text-align: center; } .rank-medal { font-size: 1.3rem; } /* ── Flashcard ── */ .flashcard-scene { perspective: 1000px; width: 100%; max-width: 560px; margin: 0 auto; height: 300px; cursor: pointer; } .flashcard-inner { width: 100%; height: 100%; position: relative; transform-style: preserve-3d; transition: transform .6s; } .flashcard-scene.flipped .flashcard-inner { transform: rotateY(180deg); } .flashcard-front, .flashcard-back { position: absolute; inset: 0; backface-visibility: hidden; border-radius: var(--radius-lg); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 32px; text-align: center; } .flashcard-front { background: var(--surface); border: 1.5px solid var(--primary); box-shadow: 0 0 40px rgba(78,127,255,.15); } .flashcard-back { background: linear-gradient(135deg, rgba(0,212,160,.1), rgba(78,127,255,.1)); border: 1.5px solid var(--accent); transform: rotateY(180deg); } .flashcard-hint { font-size: .72rem; font-family: var(--mono); color: var(--text3); margin-bottom: 16px; } .flashcard-text { font-size: 1.05rem; font-weight: 600; color: var(--text); } .flashcard-nav { display: flex; gap: 12px; justify-content: center; margin-top: 24px; } /* ── Admin Panel ── */ .admin-layout { display: flex; min-height: calc(100vh - var(--navbar-h)); } .admin-sidebar { width: 240px; flex-shrink: 0; background: var(--surface); border-right: 1px solid var(--border); padding: 24px 0; display: flex; flex-direction: column; } .admin-sidebar-logo { display: flex; align-items: center; gap: 10px; padding: 0 20px 20px; border-bottom: 1px solid var(--border); margin-bottom: 16px; font-weight: 700; font-size: .95rem; color: var(--text); } .admin-sidebar-title { font-size: .7rem; font-family: var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--text3); padding: 0 20px; margin-bottom: 8px; margin-top: 8px; } .admin-nav-link { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: var(--text2); font-size: .875rem; transition: all var(--transition); border-left: 3px solid transparent; } .admin-nav-link:hover, .admin-nav-link.active { background: var(--surface2); color: var(--text); border-left-color: var(--primary); } .admin-nav-link .icon { width: 20px; text-align: center; flex-shrink: 0; } .admin-sidebar-bottom { margin-top: auto; border-top: 1px solid var(--border); padding-top: 12px; } .admin-main { flex: 1; padding: 28px 32px; overflow: auto; min-width: 0; } .admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--border); } .admin-topbar h2 { font-size: 1.4rem; } .admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; } .admin-header h1 { font-size: 1.5rem; } /* ── Data Table ── */ .data-table { width: 100%; border-collapse: collapse; font-size: .875rem; } .data-table th { background: var(--surface2); color: var(--text2); padding: 12px 16px; text-align: left; font-weight: 600; border-bottom: 1px solid var(--border); font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; } .data-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text2); vertical-align: middle; } .data-table tr:hover td { background: var(--surface2); } .data-table .actions { display: flex; gap: 6px; } /* ── Forms ── */ .form-group { margin-bottom: 20px; } .form-label { display: block; font-size: .85rem; font-weight: 600; color: var(--text2); margin-bottom: 6px; } .form-control { width: 100%; background: var(--surface2); border: 1px solid var(--border); color: var(--text); padding: 10px 14px; border-radius: var(--radius); font-family: var(--sans); font-size: .9rem; outline: none; transition: border-color var(--transition); } .form-control:focus { border-color: var(--primary); } textarea.form-control { min-height: 120px; resize: vertical; } .form-control::placeholder { color: var(--text3); } .form-check { display: flex; align-items: center; gap: 8px; } .form-check input { accent-color: var(--primary); } /* ── Modal ── */ .modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); backdrop-filter: blur(4px); z-index: 2000; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity var(--transition); } .modal-overlay.open { opacity: 1; pointer-events: auto; } .modal { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); width: min(600px, 95vw); max-height: 90vh; overflow-y: auto; padding: 32px; transform: translateY(24px); transition: transform var(--transition); } .modal-overlay.open .modal { transform: translateY(0); } .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; } .modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border); } .modal-close { background: none; border: none; color: var(--text3); cursor: pointer; font-size: 1.4rem; } .modal-close:hover { color: var(--text); } /* ── Score Result ── */ .result-circle { width: 160px; height: 160px; border-radius: 50%; background: conic-gradient(var(--accent) calc(var(--pct)*1%), var(--border) 0); display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; position: relative; } .result-circle::before { content: ''; position: absolute; width: 120px; height: 120px; border-radius: 50%; background: var(--surface); } .result-score { position: relative; z-index: 1; font-size: 2rem; font-weight: 800; font-family: var(--mono); color: var(--text); } /* ── Responsive ── */ @media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2,1fr); } .grid-4 { grid-template-columns: repeat(2,1fr); } .stat-grid { grid-template-columns: repeat(2,1fr); } .admin-sidebar { width: 60px; } .admin-sidebar-logo span, .admin-nav-link span { display: none; } .admin-sidebar-title { display: none; } .admin-sidebar-logo { justify-content: center; padding: 0 0 16px; } .admin-nav-link { justify-content: center; padding: 10px; } .admin-sidebar-bottom { padding-top: 8px; } } @media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } .stat-grid { grid-template-columns: 1fr 1fr; } .nav-menu { display: none; flex-direction: column; position: absolute; top: var(--navbar-h); left: 0; right: 0; background: var(--chrome-surface); border-bottom: 1px solid var(--chrome-border); padding: 12px; } .nav-menu.open { display: flex; } .nav-toggle { display: block; } .nav-auth .btn { padding: 7px 12px; font-size: .8rem; } .hero { padding: 60px 0 48px; } .hero-stats { gap: 20px; flex-wrap: wrap; } .roadmap { flex-direction: column; } .roadmap-step + .roadmap-step::before { content: '↓'; left: 50%; top: -14px; transform: translateX(-50%); } .admin-layout { flex-direction: column; } .admin-sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border); padding: 8px 0; display: flex; overflow-x: auto; } .admin-nav-link { flex-direction: column; gap: 4px; font-size: .65rem; padding: 8px 12px; border-left: none !important; border-bottom: 3px solid transparent; } .admin-nav-link.active { border-bottom-color: var(--primary); } .admin-nav-link span { display: block; } } /* ── Animations ── */ .fade-in { animation: fadeIn .5s ease forwards; } @keyframes fadeIn { from{opacity:0;transform:translateY(12px)} to{opacity:1;transform:translateY(0)} } .stagger > * { opacity: 0; animation: fadeIn .5s ease forwards; } .stagger > *:nth-child(1){animation-delay:.05s} .stagger > *:nth-child(2){animation-delay:.1s} .stagger > *:nth-child(3){animation-delay:.15s} .stagger > *:nth-child(4){animation-delay:.2s} .stagger > *:nth-child(5){animation-delay:.25s} .stagger > *:nth-child(6){animation-delay:.3s} /* ── Footer ── */ .footer { background: var(--surface); border-top: 1px solid var(--border); padding: 56px 0 0; } .footer-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; } .footer-brand .brand-badge { display: inline-block; margin-bottom: 12px; } .footer-brand p { font-size: .875rem; color: var(--text2); margin-bottom: 4px; } .footer-brand .footer-sub { font-size: .78rem; color: var(--text3); } .footer-links h4 { font-size: .78rem; font-family: var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--text3); margin-bottom: 16px; } .footer-links a { display: block; color: var(--text2); font-size: .875rem; margin-bottom: 10px; transition: color var(--transition); } .footer-links a:hover { color: var(--text); } .footer-bottom { border-top: 1px solid var(--border); padding: 20px 24px; text-align: center; color: var(--text3); font-size: .78rem; font-family: var(--mono); } @media (max-width: 768px) { .footer-container { grid-template-columns: 1fr 1fr; } } @media (max-width: 480px) { .footer-container { grid-template-columns: 1fr; } } /* ── Auth Pages ── */ .auth-wrap { min-height: calc(100vh - var(--navbar-h)); display: flex; align-items: center; justify-content: center; padding: 40px 24px; background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(78,127,255,.12) 0%, transparent 70%); } .auth-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; width: min(440px, 100%); } .auth-logo { text-align: center; margin-bottom: 28px; } .auth-title { text-align: center; font-size: 1.5rem; margin-bottom: 6px; } .auth-sub { text-align: center; font-size: .875rem; color: var(--text2); margin-bottom: 28px; } .auth-divider { text-align: center; color: var(--text3); font-size: .8rem; margin: 20px 0; position: relative; } .auth-divider::before, .auth-divider::after { content: ''; position: absolute; top: 50%; width: 40%; height: 1px; background: var(--border); } .auth-divider::before { left: 0; } .auth-divider::after { right: 0; } /* ── Alert boxes ─────────────────────────────────────── */ .alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 18px; font-size: .875rem; display: flex; align-items: flex-start; gap: 8px; } .alert-error { background: rgba(255,107,107,.1); border: 1px solid rgba(255,107,107,.3); color: var(--accent2); } .alert-success { background: rgba(0,212,160,.08); border: 1px solid rgba(0,212,160,.3); color: var(--accent); } .alert-info { background: rgba(78,127,255,.08); border: 1px solid rgba(78,127,255,.3); color: var(--primary); } .alert-warning { background: rgba(255,208,96,.08); border: 1px solid rgba(255,208,96,.3); color: var(--yellow); } /* ── Home page enhancements ───────────────────────────── */ /* Stagger: extend to 8 children for feature grid */ .stagger > *:nth-child(7){animation-delay:.35s} .stagger > *:nth-child(8){animation-delay:.4s} /* Chapter card level indicator line */ .chapter-card { position: relative; overflow: hidden; } .chapter-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; } .chapter-card:hover::after { transform: scaleX(1); } /* Hero: ensure CTA buttons wrap nicely on small screens */ .hero-actions { flex-wrap: wrap; } /* Announcement bar: smooth ticker */ .announcement-bar { overflow: hidden; white-space: nowrap; } /* Nav-auth: ensure div.dropdown shows dropdown on hover via CSS (matches li.dropdown) */ div.dropdown { position: relative; } div.dropdown:hover .dropdown-menu, div.dropdown.is-open .dropdown-menu { opacity: 1; pointer-events: auto; transform: translateY(0); } /* Responsive: hero-stats on very small screens */ @media (max-width: 480px) { .hero-stats { gap: 12px; } .hero-stat-num { font-size: 1.4rem; } .section { padding: 48px 0; } } /* ===================================================== v8 ADDITIONS — New components & redesigns ===================================================== */ /* ── Hero v8 ── */ .hero-v8 { padding: 72px 0 56px; } .hero-v8-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; } .hero-v8-tag { font-family: var(--mono); font-size: .75rem; color: var(--text3); letter-spacing:.05em; margin-bottom: 16px; } .hero-v8-title { font-size: clamp(2.2rem,4.5vw,3.4rem); font-weight:800; line-height:1.15; margin-bottom:16px; } .hero-v8-title span { color: var(--primary); } .hero-v8-desc { color: var(--text2); font-size: 1.05rem; margin-bottom: 28px; max-width: 520px; } .hero-v8-cta { display:flex; gap:12px; flex-wrap:wrap; margin-bottom:32px; } .hero-v8-stats { display:flex; align-items:center; gap:16px; flex-wrap:wrap; } .hero-stat-item { display:flex; flex-direction:column; gap:2px; } .stat-num { font-family:var(--mono); font-size:1.4rem; font-weight:700; color:var(--text); } .stat-lbl { font-size:.72rem; color:var(--text3); } .hero-stat-sep { color:var(--border2); font-size:1.2rem; } .hero-card-stack { display:flex; flex-direction:column; gap:12px; } .hero-mini-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:20px 24px; display:flex; gap:16px; align-items:center; transition:transform var(--transition); } .hero-mini-card:hover { transform:translateX(-4px); } .hc-blue { border-left:3px solid var(--primary); } .hc-green { border-left:3px solid var(--accent); } .hc-purple{ border-left:3px solid #a78bfa; } .hc-icon { font-size:1.5rem; } .hc-label { font-weight:600; font-size:.9rem; } .hc-sub { font-size:.78rem; color:var(--text3); } /* ── Features strip ── */ .features-strip { background:var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border); } .features-4col { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; } .feat-item { padding:20px 0; } .feat-icon { font-size:1.8rem; margin-bottom:10px; } .feat-title { font-weight:600; margin-bottom:6px; color:var(--text); } .feat-desc { font-size:.85rem; color:var(--text2); line-height:1.55; } /* ── Topics grid ── */ .section-header-row { display:flex; justify-content:space-between; align-items:flex-end; flex-wrap:wrap; gap:16px; margin-bottom:24px; } .level-label-row { margin-bottom:12px; } .topics-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:12px; margin-bottom:8px; } .topic-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:20px 16px; text-align:center; text-decoration:none; transition:all var(--transition); display:flex; flex-direction:column; align-items:center; gap:8px; } .topic-card:hover { transform:translateY(-3px); border-color:var(--primary); background:var(--surface2); } .tc-as:hover { border-color:var(--primary); } .tc-a2:hover { border-color:var(--accent); } .tc-icon { font-size:1.8rem; } .tc-code { font-family:var(--mono); font-size:.72rem; color:var(--text3); } .tc-title { font-size:.82rem; font-weight:600; color:var(--text); line-height:1.3; } .tc-meta { font-size:.72rem; color:var(--text3); } /* ── Role cards ── */ .role-cards { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; } .role-card { background:var(--surface2); border:1px solid var(--border); border-radius:var(--radius-lg); padding:28px 24px; } .rc-student { border-top:3px solid var(--primary); } .rc-teacher { border-top:3px solid var(--yellow); } .rc-admin { border-top:3px solid var(--accent2); } .rc-icon { font-size:2rem; margin-bottom:12px; } .rc-title { font-size:1.1rem; font-weight:700; margin-bottom:14px; } .rc-list { list-style:none; display:flex; flex-direction:column; gap:7px; } .rc-list li { font-size:.85rem; color:var(--text2); padding-left:18px; position:relative; } .rc-list li::before { content:'→'; position:absolute; left:0; color:var(--text3); } /* ── Tips grid ── */ .tips-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; } .tip-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:20px; } .tip-cat { font-family:var(--mono); font-size:.7rem; color:var(--text3); text-transform:uppercase; margin-bottom:8px; } .tip-title { font-weight:600; margin-bottom:8px; color:var(--text); } .tip-body { font-size:.84rem; color:var(--text2); line-height:1.55; } /* ── CTA strip ── */ .cta-strip { background:var(--surface); border-top:1px solid var(--border); } /* ── Chapter layout ── */ .chapter-layout { display:grid; grid-template-columns:1fr 280px; gap:32px; align-items:start; } .chapter-main { min-width:0; } .chapter-header-badges { display:flex; gap:8px; margin-bottom:10px; } .chapter-sidebar { position:sticky; top:80px; display:flex; flex-direction:column; gap:16px; } .sidebar-card { padding:18px 20px; } .sidebar-card h4 { margin-bottom:12px; } .sidebar-links { display:flex; flex-direction:column; gap:6px; } .sidebar-link { color:var(--text2); font-size:.85rem; padding:7px 10px; border-radius:6px; transition:all var(--transition); } .sidebar-link:hover { background:var(--surface2); color:var(--text); } .info-table td { padding:5px 0; font-size:.84rem; color:var(--text2); } .info-table td:first-child { color:var(--text3); padding-right:16px; } .progress-label-row { display:flex; justify-content:space-between; font-size:.8rem; color:var(--text3); margin-bottom:6px; } /* ── Tab nav ── */ .tab-nav { display:flex; gap:4px; border-bottom:1px solid var(--border); margin-bottom:24px; flex-wrap:wrap; } .tab-btn { background:none; border:none; color:var(--text3); padding:10px 14px; font-size:.85rem; cursor:pointer; border-bottom:2px solid transparent; transition:all var(--transition); font-family:var(--sans); white-space:nowrap; } .tab-btn:hover { color:var(--text); } .tab-btn.active { color:var(--primary); border-bottom-color:var(--primary); font-weight:600; } .tab-pane { display:none; } .tab-pane.active { display:block; } /* ── Lesson list ── */ .lesson-list { display:flex; flex-direction:column; gap:4px; } .lesson-row { display:flex; align-items:center; gap:14px; padding:14px 16px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); text-decoration:none; transition:all var(--transition); color:var(--text); } .lesson-row:hover { border-color:var(--primary); background:var(--surface2); } .lesson-row.completed { border-left:3px solid var(--accent); } .lesson-row.in_progress { border-left:3px solid var(--primary); } .lesson-num { font-family:var(--mono); font-size:.8rem; color:var(--text3); min-width:24px; text-align:center; } .lesson-info { flex:1; min-width:0; } .lesson-title { font-weight:600; font-size:.9rem; margin-bottom:2px; } .lesson-meta { font-size:.78rem; color:var(--text3); } .lesson-status-badge { flex-shrink:0; } /* ── Flashcard full ── */ .flashcard-full { } .fc-controls-top { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; } .fc-nav-row { display:flex; justify-content:space-between; align-items:center; margin-top:16px; } .fc-rate-btns { display:flex; gap:8px; } .fc-progress-bar { margin-top:12px; background:var(--border); border-radius:99px; overflow:hidden; } .fc-category { font-family:var(--mono); font-size:.7rem; color:var(--text3); margin-top:8px; } /* ── Quiz list ── */ .quiz-list { display:flex; flex-direction:column; gap:10px; } .quiz-card { display:flex; justify-content:space-between; align-items:center; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:16px 20px; } .quiz-card-left { min-width:0; flex:1; } .quiz-card-title { font-weight:600; margin-bottom:8px; } .quiz-card-meta { display:flex; gap:8px; flex-wrap:wrap; } /* ── Resource list ── */ .resource-list { display:flex; flex-direction:column; gap:8px; } .resource-row { display:flex; align-items:center; gap:12px; padding:12px 16px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); } .resource-icon { font-size:1.3rem; } .resource-info { flex:1; min-width:0; overflow:hidden; } .resource-title { font-weight:600; font-size:.88rem; margin-bottom:4px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; } .resource-meta { display:flex; gap:6px; flex-wrap:wrap; overflow:hidden; } /* ── Theory content ── */ .theory-body { line-height:1.8; } .content-placeholder { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:32px; } .theory-checklist { list-style:none; display:flex; flex-direction:column; gap:8px; margin:16px 0 24px; } .theory-checklist li { font-size:.9rem; color:var(--text2); } /* ── Tip detail ── */ .tip-detail-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:20px; margin-bottom:12px; } .tip-detail-header { display:flex; align-items:flex-start; gap:10px; margin-bottom:12px; flex-direction:column; } .tip-detail-header h4 { font-size:1rem; } .tip-detail-body { font-size:.88rem; color:var(--text2); line-height:1.7; } /* ── Empty states ── */ .empty-state { text-align:center; padding:48px 24px; background:var(--surface); border-radius:var(--radius-lg); border:1px dashed var(--border2); } .empty-state > div { font-size:2.5rem; margin-bottom:12px; } .empty-state-sm { color:var(--text3); font-size:.88rem; text-align:center; padding:24px; } /* ── Pastpaper intro ── */ .pastpaper-intro { background:var(--surface); border-radius:var(--radius); padding:14px 18px; margin-bottom:16px; } /* ── Dashboard ── */ .dash-header { display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:16px; margin-bottom:36px; } .dash-actions { display:flex; gap:8px; flex-wrap:wrap; } .quick-actions { display:flex; gap:8px; margin:28px 0; flex-wrap:wrap; } .dash-grid-2col { display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:24px; } /* ── Analytics ── */ .analysis-section { } .analysis-label { font-size:.78rem; font-weight:600; margin-bottom:10px; } .analysis-row { display:grid; grid-template-columns:140px 1fr 44px; gap:10px; align-items:center; margin-bottom:8px; } .analysis-topic { font-size:.82rem; color:var(--text2); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; } .analysis-bar-wrap { background:var(--border); border-radius:99px; height:6px; overflow:hidden; } .analysis-bar { height:100%; border-radius:99px; } .analysis-pct { font-family:var(--mono); font-size:.78rem; text-align:right; } .analysis-tip { font-size:.82rem; color:var(--text3); background:var(--surface2); border-radius:var(--radius); padding:10px 14px; } /* ── Chapter progress ── */ .chapter-prog-row { display:grid; grid-template-columns:1fr 1fr 40px; gap:10px; align-items:center; margin-bottom:8px; } .cp-label { display:flex; flex-direction:column; gap:2px; min-width:0; } .cp-bar-wrap { background:var(--border); border-radius:99px; height:5px; overflow:hidden; } .cp-bar { background:var(--primary); height:100%; border-radius:99px; } /* ── Teacher Panel ── */ .teacher-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:16px; } .teacher-grid .card { overflow:hidden; word-break:break-word; min-width:0; } .teacher-grid .card code { word-break:break-all; white-space:normal; } .teacher-panel-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:24px 20px; text-decoration:none; transition:all var(--transition); display:flex; flex-direction:column; gap:10px; } .teacher-panel-card:hover { border-color:var(--primary); transform:translateY(-2px); background:var(--surface2); } .tpc-icon { font-size:1.8rem; } .tpc-title { font-weight:600; color:var(--text); } .tpc-desc { font-size:.82rem; color:var(--text2); line-height:1.5; } /* ── Quiz Take ── */ .quiz-take-header { margin-bottom:24px; } .quiz-progress-row { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:24px; } .quiz-prog-dot { width:10px; height:10px; border-radius:50%; background:var(--border2); transition:background .2s; } .quiz-prog-dot.answered { background:var(--primary); } .quiz-question-card { display:none; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:28px 24px; } .quiz-question-card.active { display:block; } .q-num-row { display:flex; gap:10px; align-items:center; margin-bottom:20px; flex-wrap:wrap; } .q-num { font-family:var(--mono); font-size:.82rem; color:var(--text3); } .q-text { font-size:1rem; font-weight:500; color:var(--text); line-height:1.65; margin-bottom:24px; white-space:pre-wrap; } .q-options { display:flex; flex-direction:column; gap:10px; } .q-option { display:flex; align-items:flex-start; gap:14px; padding:14px 16px; background:var(--surface2); border:1px solid var(--border); border-radius:var(--radius); cursor:pointer; transition:all var(--transition); } .q-option:hover { border-color:var(--primary); } .q-option input[type=radio]:checked + .opt-letter { background:var(--primary); color:#fff; } .q-option input { display:none; } .opt-letter { width:28px; height:28px; min-width:28px; border-radius:50%; border:2px solid var(--border2); display:flex; align-items:center; justify-content:center; font-family:var(--mono); font-size:.78rem; font-weight:700; transition:all .2s; } .opt-text { font-size:.9rem; color:var(--text2); line-height:1.5; padding-top:4px; } .q-textarea { width:100%; background:var(--surface2); border:1px solid var(--border); border-radius:var(--radius); padding:14px; color:var(--text); font-family:var(--sans); font-size:.9rem; resize:vertical; } .q-textarea:focus { outline:none; border-color:var(--primary); } .q-nav-row { display:flex; justify-content:space-between; margin-top:24px; } .q-short { } /* ── Breadcrumb ── */ .breadcrumb-row { display:flex; align-items:center; gap:8px; font-size:.85rem; color:var(--text3); margin-bottom:24px; } .breadcrumb-row a { color:var(--text2); } .breadcrumb-row a:hover { color:var(--accent); } /* ── Announcement ── */ .announcement-bar { background:rgba(78,127,255,.12); border-bottom:1px solid rgba(78,127,255,.2); padding:10px 24px; display:flex; gap:10px; align-items:center; font-size:.83rem; } .announcement-label { font-weight:700; color:var(--primary); flex-shrink:0; } .announcement-ticker { color:var(--text2); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; } /* ── Responsive ── */ @media(max-width:900px){ .hero-v8-inner { grid-template-columns:1fr; } .hero-v8-right { display:none; } .chapter-layout { grid-template-columns:1fr; } .chapter-sidebar { position:static; } .features-4col { grid-template-columns:repeat(2,1fr); } .role-cards { grid-template-columns:1fr; } .dash-grid-2col { grid-template-columns:1fr; } .tips-grid { grid-template-columns:1fr; } .topics-grid { grid-template-columns:repeat(auto-fill,minmax(130px,1fr)); } } @media(max-width:600px){ .features-4col { grid-template-columns:1fr; } .tab-nav { gap:2px; } .tab-btn { padding:8px 10px; font-size:.78rem; } } /* ═══════════════════════════════════════════════════════ HOME PAGE v8 — redesigned layout ═══════════════════════════════════════════════════════ */ /* ── Hero ───────────────────────────────────────────── */ .hp-hero { padding: 64px 0 52px; background: var(--bg); border-bottom: 1px solid var(--border); } .hp-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; } .hp-hero-badge { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: .72rem; color: var(--text3); letter-spacing: .04em; margin-bottom: 20px; } .hp-badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); flex-shrink: 0; animation: pulse-dot 2s ease-in-out infinite; } @keyframes pulse-dot { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.5; transform:scale(.8); } } .hp-hero-h1 { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px; color: var(--text); } .hp-hero-h1 em { font-style: normal; color: var(--primary); } .hp-hero-sub { font-size: 1rem; color: var(--text2); line-height: 1.65; margin-bottom: 28px; max-width: 500px; } .hp-hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 32px; } .hp-hero-stats { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; padding-top: 20px; border-top: 1px solid var(--border); } .hp-stat { display: flex; flex-direction: column; gap: 2px; } .hp-stat strong { font-size: 1.5rem; font-weight: 800; color: var(--text); line-height: 1; } .hp-stat span { font-size: .72rem; color: var(--text3); font-family: var(--mono); } .hp-stat-div { width: 1px; height: 36px; background: var(--border2); } /* feature cards on right side of hero */ .hp-feature-cards { display: flex; flex-direction: column; gap: 10px; } .hp-fc { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--surface); transition: transform .2s, box-shadow .2s; } .hp-fc:hover { transform: translateX(-4px); } .hp-fc-blue { border-left: 3px solid var(--primary); } .hp-fc-green { border-left: 3px solid var(--accent); } .hp-fc-purple { border-left: 3px solid #9f7aea; } .hp-fc-amber { border-left: 3px solid #f6ad55; } .hp-fc-icon { font-size: 1.4rem; flex-shrink: 0; } .hp-fc-title { font-size: .88rem; font-weight: 600; color: var(--text); } .hp-fc-desc { font-size: .78rem; color: var(--text3); margin-top: 2px; } /* ── Feature Pillars ─────────────────────────────────── */ .hp-pillars { background: var(--surface); border-bottom: 1px solid var(--border); padding: 32px 0; } .hp-pillars-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; } .hp-pillar { display: flex; align-items: flex-start; gap: 14px; padding: 20px 24px; border-right: 1px solid var(--border); } .hp-pillar:last-child { border-right: none; } .hp-pillar-icon { font-size: 1.6rem; flex-shrink: 0; margin-top: 2px; } .hp-pillar-title { font-size: .88rem; font-weight: 600; color: var(--text); margin-bottom: 4px; } .hp-pillar-desc { font-size: .78rem; color: var(--text2); line-height: 1.55; } /* ── Section headers ─────────────────────────────────── */ .hp-section-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; } .hp-section-head.centered { flex-direction: column; align-items: center; text-align: center; margin-bottom: 32px; } .hp-section-label { font-family: var(--mono); font-size: .72rem; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; } .hp-section-title { font-size: 1.6rem; font-weight: 700; color: var(--text); margin: 0; } /* ── Level row ───────────────────────────────────────── */ .hp-level-row { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; } .hp-level-line { flex: 1; height: 1px; background: var(--border); } /* ── Topics Grid ─────────────────────────────────────── */ .hp-topics-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(155px, 1fr)); gap: 10px; margin-bottom: 4px; } .hp-topic-card { display: flex; flex-direction: column; gap: 4px; padding: 16px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); transition: border-color .18s, transform .18s, box-shadow .18s; text-decoration: none; } .hp-topic-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(78,127,255,.18); color: var(--text); } .hp-tc-as:hover { border-color: var(--primary); } .hp-tc-a2:hover { border-color: var(--accent); } .hp-tc-icon { font-size: 1.6rem; margin-bottom: 4px; } .hp-tc-code { font-family: var(--mono); font-size: .68rem; color: var(--text3); } .hp-tc-title { font-size: .8rem; font-weight: 600; color: var(--text); line-height: 1.35; } .hp-tc-meta { font-size: .7rem; color: var(--text3); margin-top: 4px; } /* ── Role Cards ──────────────────────────────────────── */ .hp-roles-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); } .hp-roles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; } .hp-role-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px 24px 24px; display: flex; flex-direction: column; gap: 0; transition: border-color .2s, box-shadow .2s; } .hp-role-card:hover { border-color: var(--border2); box-shadow: 0 4px 20px rgba(0,0,0,.3); } .hp-rc-student:hover { border-color: var(--primary); } .hp-rc-teacher:hover { border-color: var(--accent); } .hp-rc-admin:hover { border-color: #9f7aea; } .hp-rc-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; } .hp-rc-icon { font-size: 1.8rem; } .hp-rc-title { font-size: 1.1rem; font-weight: 700; color: var(--text); } .hp-rc-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; flex: 1; } .hp-rc-list li { font-size: .83rem; color: var(--text2); padding-left: 16px; position: relative; } .hp-rc-list li::before { content: '→'; position: absolute; left: 0; color: var(--text3); } .hp-rc-btn { align-self: flex-start; margin-top: auto; } /* ── Study Tips ──────────────────────────────────────── */ .hp-tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; } .hp-tip-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; transition: border-color .18s; } .hp-tip-card:hover { border-color: var(--border2); } .hp-tip-cat { font-family: var(--mono); font-size: .68rem; color: var(--accent); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; } .hp-tip-title { font-size: .9rem; font-weight: 600; color: var(--text); margin-bottom: 8px; } .hp-tip-body { font-size: .8rem; color: var(--text2); line-height: 1.55; } /* ── CTA Strip ───────────────────────────────────────── */ .hp-cta-strip { background: var(--surface); border-top: 1px solid var(--border); padding: 48px 0; } .hp-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; } .hp-cta-text h2 { font-size: 1.5rem; margin-bottom: 6px; } .hp-cta-text p { color: var(--text2); margin: 0; } .hp-cta-actions { display: flex; gap: 12px; flex-shrink: 0; } /* ── Responsive ──────────────────────────────────────── */ @media (max-width: 900px) { .hp-hero-grid { grid-template-columns: 1fr; gap: 32px; } .hp-hero-right { display: none; } .hp-pillars-grid { grid-template-columns: repeat(2,1fr); } .hp-pillar { border-bottom: 1px solid var(--border); } .hp-pillar:nth-child(odd) { border-right: 1px solid var(--border); } .hp-pillar:nth-child(even) { border-right: none; } .hp-roles-grid { grid-template-columns: 1fr; } .hp-tips-grid { grid-template-columns: 1fr; } .hp-cta-inner { flex-direction: column; text-align: center; } .hp-cta-actions { justify-content: center; } } @media (max-width: 640px) { .hp-pillars-grid { grid-template-columns: 1fr; } .hp-pillar { border-right: none; } .hp-topics-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); } .hp-hero-stats { gap: 12px; } .hp-stat strong { font-size: 1.2rem; } } /* ═══════════════════════════════════════════════════════ HOME PAGE v8.1 — full redesign ═══════════════════════════════════════════════════════ */ /* ── Announcement Bar ────────────────────────────────── */ .ann-bar { display: flex; align-items: center; gap: 10px; background: rgba(78,127,255,.1); border-bottom: 1px solid rgba(78,127,255,.22); padding: 9px 24px; font-size: .83rem; } .ann-icon { font-size: 1rem; flex-shrink:0; } .ann-ticker { flex:1; color: var(--text2); overflow:hidden; white-space:nowrap; } .ann-sep { margin: 0 8px; color: var(--border2); } .ann-badge { background: rgba(78,127,255,.2); color: var(--primary); font-family: var(--mono); font-size: .65rem; font-weight: 600; padding: 2px 8px; border-radius: 4px; letter-spacing:.04em; flex-shrink:0; } /* ── Hero ────────────────────────────────────────────── */ .hp2-hero { padding: 60px 0 48px; border-bottom: 1px solid var(--border); } .hp2-hero-grid { display: grid; grid-template-columns: 55% 1fr; gap: 48px; align-items: start; } .hp2-hero-kicker { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: .7rem; color: var(--text3); letter-spacing: .05em; margin-bottom: 18px; } .hp2-kicker-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); flex-shrink:0; animation: kicker-pulse 2.4s ease-in-out infinite; } @keyframes kicker-pulse { 0%,100%{opacity:1}50%{opacity:.4} } .hp2-hero-h1 { font-size: clamp(1.9rem, 3.8vw, 3rem); font-weight: 800; line-height: 1.18; margin-bottom: 16px; color: var(--text); } .hp2-hero-h1 span { color: var(--primary); } .hp2-hero-sub { font-size: .97rem; color: var(--text2); line-height: 1.7; margin-bottom: 28px; max-width: 520px; } .hp2-hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; } .hp2-stats-row { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid var(--border); } .hp2-stat { display:flex; flex-direction:column; gap:2px; } .hp2-stat strong { font-size: 1.45rem; font-weight: 800; color: var(--text); line-height:1; } .hp2-stat span { font-size: .7rem; color: var(--text3); font-family: var(--mono); } .hp2-stat-sep { width:1px; height:32px; background: var(--border2); } /* feature card stack */ .hp2-fc-stack { display: flex; flex-direction: column; gap: 8px; } .hp2-fc { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--surface); transition: transform .18s, box-shadow .18s; text-decoration: none; color: var(--text); } .hp2-fc:hover { transform: translateX(-4px); color: var(--text); } .hp2-fc-blue:hover { box-shadow: 0 4px 20px rgba(78,127,255,.2); border-color: var(--primary); } .hp2-fc-green:hover { box-shadow: 0 4px 20px rgba(0,212,160,.2); border-color: var(--accent); } .hp2-fc-purple:hover { box-shadow: 0 4px 20px rgba(159,122,234,.2); border-color: #9f7aea; } .hp2-fc-amber:hover { box-shadow: 0 4px 20px rgba(246,173,85,.2); border-color: #f6ad55; } .hp2-fc-blue { border-left: 3px solid var(--primary); } .hp2-fc-green { border-left: 3px solid var(--accent); } .hp2-fc-purple { border-left: 3px solid #9f7aea; } .hp2-fc-amber { border-left: 3px solid #f6ad55; } .hp2-fc-icon { font-size: 1.3rem; flex-shrink:0; } .hp2-fc-body { flex: 1; } .hp2-fc-title { font-size: .86rem; font-weight: 600; color: var(--text); } .hp2-fc-desc { font-size: .75rem; color: var(--text3); margin-top: 2px; } .hp2-fc-arrow { font-size: .85rem; color: var(--text3); flex-shrink:0; } /* ── Section headers ─────────────────────────────────── */ .hp2-sh { margin-bottom: 24px; } .hp2-sh-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; } .hp2-sh-label { font-family: var(--mono); font-size: .7rem; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 5px; } .hp2-sh-title { font-size: 1.55rem; font-weight: 700; color: var(--text); margin:0; } /* ── Focus cards (Theory / Practical) ───────────────── */ .hp2-focus-section { background: var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border); } .hp2-focus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; } .hp2-focus-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px 24px; display: flex; flex-direction: column; gap: 16px; transition: border-color .2s; } .hp2-focus-theory:hover { border-color: var(--primary); } .hp2-focus-practical:hover{ border-color: var(--accent); } .hp2-focus-header { display: flex; align-items: center; gap: 14px; } .hp2-focus-icon { font-size: 2rem; flex-shrink:0; } .hp2-focus-tag { font-family: var(--mono); font-size: .68rem; color: var(--text3); margin-bottom:3px; } .hp2-focus-name { font-size: 1.05rem; font-weight: 700; color: var(--text); } .hp2-focus-desc { font-size: .85rem; color: var(--text2); line-height: 1.6; margin:0; } .hp2-focus-pills { display: flex; flex-wrap: wrap; gap: 6px; } .hp2-pill { background: var(--surface2); color: var(--text2); font-family: var(--mono); font-size: .7rem; padding: 3px 10px; border-radius: 6px; border: 1px solid var(--border); } .hp2-focus-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; } /* ── Quick Access ────────────────────────────────────── */ .hp2-qa-section { padding: 40px 0; border-top: 1px solid var(--border); } .hp2-qa-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; } .hp2-qa-btn { display: flex; flex-direction: column; gap: 4px; padding: 20px 18px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--surface); text-decoration: none; transition: transform .18s, border-color .18s, box-shadow .18s; } .hp2-qa-btn:hover { transform: translateY(-3px); } .hp2-qa-blue:hover { border-color: var(--primary); box-shadow: 0 6px 24px rgba(78,127,255,.15); } .hp2-qa-green:hover { border-color: var(--accent); box-shadow: 0 6px 24px rgba(0,212,160,.15); } .hp2-qa-purple:hover { border-color: #9f7aea; box-shadow: 0 6px 24px rgba(159,122,234,.15); } .hp2-qa-amber:hover { border-color: #f6ad55; box-shadow: 0 6px 24px rgba(246,173,85,.15); } .hp2-qa-teal:hover { border-color: #4fd1c5; box-shadow: 0 6px 24px rgba(79,209,197,.15); } .hp2-qa-gray:hover { border-color: var(--border2); box-shadow: 0 6px 24px rgba(0,0,0,.2); } .hp2-qa-icon { font-size: 1.6rem; } .hp2-qa-label { font-size: .88rem; font-weight: 600; color: var(--text); } .hp2-qa-sub { font-size: .74rem; color: var(--text3); font-family: var(--mono); } /* ── Topics grid ─────────────────────────────────────── */ .hp2-level-row { display:flex; align-items:center; gap:12px; margin-bottom:12px; } .hp2-level-line { flex:1; height:1px; background:var(--border); } .hp2-topics-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(152px,1fr)); gap:10px; margin-bottom:4px; } .hp2-topic-card { display:flex; flex-direction:column; gap:4px; padding:14px 12px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); text-decoration:none; transition:border-color .18s, transform .18s, box-shadow .18s; } .hp2-topic-card:hover { transform:translateY(-2px); } .hp2-tc-as:hover { border-color:var(--primary); box-shadow:0 4px 20px rgba(78,127,255,.18); } .hp2-tc-a2:hover { border-color:var(--accent); box-shadow:0 4px 20px rgba(0,212,160,.18); } .hp2-tc-icon { font-size:1.55rem; margin-bottom:4px; } .hp2-tc-code { font-family:var(--mono); font-size:.67rem; color:var(--text3); } .hp2-tc-title { font-size:.79rem; font-weight:600; color:var(--text); line-height:1.35; } .hp2-tc-meta { font-size:.69rem; color:var(--text3); margin-top:4px; } /* ── Progress Tracker ────────────────────────────────── */ .hp2-tracker-section { background:var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border); } .hp2-tracker-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; } .hp2-tracker-card { display:flex; align-items:center; gap:14px; padding:18px 20px; background:var(--bg); border:1px solid var(--border); border-radius:var(--radius-lg); text-decoration:none; transition:border-color .18s, transform .18s; } .hp2-tracker-card:hover { transform:translateY(-2px); color:var(--text); } .hp2-tr-progress:hover { border-color:var(--primary); } .hp2-tr-notebook:hover { border-color:#f6ad55; } .hp2-tr-rank:hover { border-color:#9f7aea; } .hp2-tr-icon { font-size:1.6rem; flex-shrink:0; } .hp2-tr-body { flex:1; } .hp2-tr-title { font-size:.88rem; font-weight:600; color:var(--text); } .hp2-tr-desc { font-size:.76rem; color:var(--text3); margin-top:3px; } .hp2-tr-arrow { font-size:.85rem; color:var(--text3); } /* ── Role Cards ──────────────────────────────────────── */ .hp2-roles-section { background:var(--surface); border-top:1px solid var(--border); } .hp2-roles-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; } .hp2-role-card { background:var(--bg); border:1px solid var(--border); border-radius:var(--radius-lg); padding:24px 20px; display:flex; flex-direction:column; gap:0; min-height:280px; transition:border-color .2s, box-shadow .2s; } .hp2-rc-s:hover { border-color:var(--primary); } .hp2-rc-t:hover { border-color:var(--accent); } .hp2-rc-a:hover { border-color:#9f7aea; } .hp2-rc-header { display:flex; align-items:center; gap:10px; margin-bottom:16px; } .hp2-rc-icon { font-size:1.7rem; } .hp2-rc-title { font-size:1rem; font-weight:700; color:var(--text); } .hp2-rc-list { list-style:none; display:flex; flex-direction:column; gap:7px; margin-bottom:16px; flex:1; } .hp2-rc-list li { font-size:.81rem; color:var(--text2); padding-left:16px; position:relative; } .hp2-rc-list li::before { content:'→'; position:absolute; left:0; color:var(--text3); } /* ── Tips ────────────────────────────────────────────── */ .hp2-tips-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; } .hp2-tip-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:18px; transition:border-color .18s; } .hp2-tip-card:hover { border-color:var(--border2); } .hp2-tip-cat { font-family:var(--mono); font-size:.67rem; color:var(--accent); text-transform:uppercase; letter-spacing:.06em; margin-bottom:7px; } .hp2-tip-title { font-size:.88rem; font-weight:600; color:var(--text); margin-bottom:7px; } .hp2-tip-body { font-size:.79rem; color:var(--text2); line-height:1.55; } /* ── CTA ─────────────────────────────────────────────── */ .hp2-cta { background:var(--surface); border-top:1px solid var(--border); padding:48px 0; } .hp2-cta-inner { display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap; } .hp2-cta-title { font-size:1.4rem; font-weight:700; margin-bottom:6px; } .hp2-cta-sub { color:var(--text2); margin:0; } .hp2-cta-btns { display:flex; gap:10px; flex-shrink:0; } /* ── NAVBAR SEARCH ───────────────────────────────────── */ .nav-right { display:flex; align-items:center; gap:8px; margin-left:auto; } .nav-search-wrap { position:relative; } .nav-search-btn { background:none; border:none; color:var(--chrome-text2); cursor:pointer; font-size:1rem; padding:6px 8px; border-radius:6px; transition:background .15s; } .nav-search-btn:hover { background:var(--chrome-surface2); color:var(--chrome-text); } .nav-search-box { position:absolute; top:calc(100% + 10px); right:0; width:320px; background:var(--chrome-surface); border:1px solid var(--chrome-border); border-radius:var(--radius-lg); padding:10px; opacity:0; pointer-events:none; transform:translateY(-6px); transition:opacity .18s, transform .18s; z-index:300; } .nav-search-box.is-open { opacity:1; pointer-events:auto; transform:translateY(0); } .nav-search-form { display:flex; gap:6px; } .nav-search-input { flex:1; background:var(--chrome-surface2); border:1px solid var(--chrome-border); color:var(--chrome-text); border-radius:8px; padding:7px 12px; font-size:.85rem; outline:none; transition:border-color .15s; } .nav-search-input:focus { border-color:var(--primary); } .nav-search-input::placeholder { color:var(--chrome-text3); } .nav-search-submit { background:var(--primary); color:#fff; border:none; border-radius:8px; padding:7px 14px; cursor:pointer; font-size:.85rem; font-weight:600; transition:background .15s; } .nav-search-submit:hover { background:var(--primary-d); } /* ── FOOTER ──────────────────────────────────────────── */ .ft { background:var(--chrome-surface); border-top:1px solid var(--chrome-border); } .ft-top { padding: 48px 0 36px; } .ft-grid { display:grid; grid-template-columns:1.4fr 1fr 0.9fr 1.3fr; gap:40px; } .ft-logo { display:flex; align-items:center; gap:10px; margin-bottom:12px; } .ft-logo-text { font-weight:700; font-size:.95rem; color:var(--chrome-text); } .ft-tagline { font-size:.83rem; color:var(--chrome-text2); line-height:1.6; margin-bottom:16px; } .ft-contact { display:flex; flex-direction:column; gap:8px; } .ft-contact-item { display:flex; align-items:center; gap:8px; font-size:.82rem; color:var(--chrome-text2); } .ft-contact-icon { font-size:.9rem; flex-shrink:0; } .ft-contact-item a { color:var(--primary); } .ft-contact-item a:hover { color:var(--accent); } .ft-col-title { font-family:var(--mono); font-size:.7rem; text-transform:uppercase; letter-spacing:.1em; color:var(--chrome-text3); margin-bottom:14px; } .ft-col { display:flex; flex-direction:column; gap:0; } .ft-col a { display:block; color:var(--chrome-text2); font-size:.83rem; padding:5px 0; transition:color .15s; border-bottom:none; text-decoration:none; } .ft-col a:hover { color:var(--chrome-text); } .ft-paper-badge { display:inline-block; font-family:var(--mono); font-size:.65rem; background:var(--chrome-surface2); color:var(--chrome-text3); padding:2px 7px; border-radius:4px; margin:2px 3px 2px 0; } .ft-bottom { border-top:1px solid var(--chrome-border); padding:16px 0; background:rgba(0,0,0,.18); } .ft-bottom-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; } .ft-copy { font-size:.75rem; color:var(--chrome-text3); margin:0; line-height:1.6; } .ft-copy strong { color:var(--chrome-text2); } .ft-badges { display:flex; gap:8px; flex-shrink:0; } .ft-badge-cam { background:rgba(78,127,255,.12); color:var(--primary); font-family:var(--mono); font-size:.65rem; padding:3px 9px; border-radius:4px; border:1px solid rgba(78,127,255,.25); white-space:nowrap; } .ft-badge-edu { background:rgba(0,212,160,.1); color:var(--accent); font-family:var(--mono); font-size:.65rem; padding:3px 9px; border-radius:4px; border:1px solid rgba(0,212,160,.25); white-space:nowrap; } /* ── Responsive ──────────────────────────────────────── */ @media (max-width: 1024px) { .hp2-hero-grid { grid-template-columns: 1fr 1fr; gap:32px; } .hp2-qa-grid { grid-template-columns: repeat(3,1fr); } .ft-grid { grid-template-columns: 1fr 1fr; gap:28px; } } @media (max-width: 900px) { .hp2-hero-grid { grid-template-columns: 1fr; } .hp2-hero-right { display: none; } .hp2-focus-grid { grid-template-columns: 1fr; } .hp2-tracker-grid { grid-template-columns: 1fr; } .hp2-roles-grid { grid-template-columns: 1fr; } .hp2-tips-grid { grid-template-columns: 1fr 1fr; } .hp2-qa-grid { grid-template-columns: repeat(2,1fr); } .hp2-cta-inner { flex-direction:column; text-align:center; } .hp2-cta-btns { justify-content:center; } .ft-grid { grid-template-columns: 1fr 1fr; } .ft-bottom-inner { flex-direction:column; text-align:center; } .nav-search-box { width:280px; right:-40px; } } @media (max-width: 640px) { .hp2-qa-grid { grid-template-columns: 1fr 1fr; } .hp2-tips-grid { grid-template-columns: 1fr; } .hp2-topics-grid { grid-template-columns: repeat(auto-fill,minmax(130px,1fr)); } .hp2-stats-row { gap:12px; } .hp2-stat strong { font-size:1.2rem; } .ft-grid { grid-template-columns: 1fr; } } /* ══════════════════════════════════════════════════════ Language Switcher Widget — i18n ══════════════════════════════════════════════════════ */ /* Container chứa 2 pill VI / EN */ .lang-switcher { display: flex; align-items: center; gap: 2px; background: var(--chrome-surface2); border: 1px solid var(--chrome-border); border-radius: 20px; padding: 3px; flex-shrink: 0; } /* Mỗi option */ .lang-opt { display: flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 16px; font-size: .72rem; font-family: var(--mono); font-weight: 600; letter-spacing: .06em; cursor: pointer; border: none; background: transparent; color: var(--chrome-text3); transition: color .18s, background .18s; text-decoration: none; line-height: 1; white-space: nowrap; } .lang-opt:hover:not(.lang-opt--active) { color: var(--chrome-text2); background: var(--chrome-border); } /* Trạng thái đang chọn */ .lang-opt--active { background: var(--primary); color: #fff; box-shadow: 0 2px 8px rgba(78,127,255,.35); cursor: default; } /* Cờ / icon nhỏ */ .lang-flag { font-size: .9rem; line-height: 1; } /* Mobile: ẩn text, chỉ hiện cờ */ @media (max-width: 480px) { .lang-opt { padding: 4px 7px; gap: 3px; } .lang-label { display: none; } } /* ══════════════════════════════════════════════════════ Theme Toggle (Dark / Light) ══════════════════════════════════════════════════════ */ .theme-toggle { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; flex-shrink: 0; background: var(--chrome-surface2); border: 1px solid var(--chrome-border); border-radius: 50%; color: var(--chrome-text2); cursor: pointer; transition: background .15s, color .15s, border-color .15s, transform .15s; } .theme-toggle:hover { color: var(--chrome-text); border-color: var(--primary); } .theme-toggle:active { transform: scale(.9); } .theme-toggle svg { width: 17px; height: 17px; display: block; } .theme-toggle .icon-sun { display: none; } .theme-toggle .icon-moon { display: block; } [data-theme="light"] .theme-toggle .icon-sun { display: block; } [data-theme="light"] .theme-toggle .icon-moon { display: none; }