/* ============================================================
   Micro-Interaction Library — Styles
   Theme: Dark purple with teal accent, glassmorphism
   ============================================================ */

:root {
  --primary: #6C5CE7;
  --primary-hover: #A29BFE;
  --accent: #00CEC9;
  --accent-hover: #55EFC4;
  --bg: #0B0E11;
  --bg-card: #131720;
  --bg-glass: rgba(19, 23, 32, 0.85);
  --bg-input: #0E1118;
  --border: rgba(108, 92, 231, 0.12);
  --border-hover: rgba(108, 92, 231, 0.25);
  --text: #E2E8F0;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 200ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; line-height: 1.6; }
.app { max-width: 1000px; margin: 0 auto; padding: 0 20px 60px; }

.header { padding: 24px 0 16px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.logo-row { display: flex; align-items: center; gap: 12px; }
.logo-badge { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: rgba(108,92,231,0.1); border-radius: var(--radius); border: 1px solid var(--border); }
h1 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em; }
.tagline { font-size: 0.75rem; color: var(--text-muted); }

.controls { margin-bottom: 14px; }
.search-wrap { position: relative; margin-bottom: 10px; }
.search-ico { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-dim); }
#search { width: 100%; padding: 10px 14px 10px 36px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); font-family: var(--font); font-size: 0.85rem; color: var(--text); outline: none; }
#search:focus { border-color: var(--primary); }
#search::placeholder { color: var(--text-dim); }

.filter-row { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { padding: 4px 12px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; font-family: var(--font); font-size: 0.72rem; font-weight: 600; color: var(--text-dim); cursor: pointer; transition: all var(--transition); }
.chip:hover { border-color: var(--border-hover); color: var(--text); }
.chip.active { background: rgba(108,92,231,0.1); border-color: var(--primary); color: var(--primary); }

.result-count { font-size: 0.7rem; color: var(--text-dim); margin-bottom: 10px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.card { background: var(--bg-glass); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; cursor: pointer; transition: all var(--transition); }
.card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(108,92,231,0.1); }
.card-preview { height: 80px; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; border-radius: var(--radius-sm); overflow: hidden; }
.card-name { font-size: 0.8rem; font-weight: 600; margin-bottom: 2px; }
.card-cat { font-size: 0.66rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }
.card-fav { position: absolute; top: 8px; right: 8px; background: none; border: none; font-size: 0.9rem; cursor: pointer; opacity: 0.3; }
.card-fav.fav { opacity: 1; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border: none; border-radius: var(--radius-sm); font-family: var(--font); font-size: 0.8rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.btn-sm { padding: 5px 12px; font-size: 0.72rem; }
.btn-accent { background: var(--accent); color: #0B0E11; }
.btn-accent:hover { background: var(--accent-hover); }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.7); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal[hidden] { display: none; }
.modal-content { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; max-width: 520px; width: 90%; max-height: 85vh; overflow-y: auto; position: relative; }
.modal-close { position: absolute; top: 12px; right: 14px; background: none; border: none; color: var(--text-dim); font-size: 1.4rem; cursor: pointer; }
.modal-title { font-size: 1rem; margin-bottom: 14px; }
.modal-preview { height: 120px; background: var(--bg-input); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; overflow: hidden; }
.modal-tabs { display: flex; gap: 4px; margin-bottom: 8px; }
.modal-tab { padding: 5px 14px; background: var(--bg-input); border: 1px solid var(--border); border-radius: 14px; font-family: var(--font); font-size: 0.72rem; font-weight: 600; color: var(--text-dim); cursor: pointer; }
.modal-tab.active { border-color: var(--primary); color: var(--primary); }
.modal-code-wrap { position: relative; }
.modal-code { background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; font-family: 'Menlo','Fira Code', monospace; font-size: 0.72rem; line-height: 1.5; overflow-x: auto; white-space: pre-wrap; color: var(--text-muted); min-height: 80px; }
.modal-code-wrap .btn { position: absolute; top: 8px; right: 8px; }

.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #0B0E11; padding: 8px 20px; border-radius: var(--radius); font-size: 0.82rem; font-weight: 600; z-index: 200; animation: fadeUp 250ms ease; }
.toast[hidden] { display: none; }
@keyframes fadeUp { from { opacity:0; transform:translateX(-50%) translateY(10px); } to { opacity:1; transform:translateX(-50%) translateY(0); } }

/* Live demo styles for interactions */
.demo-btn { padding: 10px 24px; border: none; border-radius: 8px; font-family: var(--font); font-size: 0.8rem; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
.demo-toggle { width: 48px; height: 26px; border-radius: 13px; border: none; cursor: pointer; position: relative; transition: background 0.3s ease; }
.demo-toggle::after { content: ''; position: absolute; width: 20px; height: 20px; border-radius: 50%; background: #fff; top: 3px; left: 3px; transition: transform 0.3s ease; }
.demo-toggle.on { background: var(--accent); }
.demo-toggle.on::after { transform: translateX(22px); }
.demo-toggle.off { background: var(--text-dim); }
.demo-input { padding: 8px 14px; border: 2px solid var(--border); border-radius: 8px; background: var(--bg-input); color: var(--text); font-family: var(--font); font-size: 0.82rem; outline: none; transition: all 0.2s ease; }
.demo-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(108,92,231,0.15); }
.demo-spinner { width: 28px; height: 28px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.demo-pulse { width: 16px; height: 16px; border-radius: 50%; background: var(--accent); animation: pulse 1.5s ease infinite; }
@keyframes pulse { 0%,100% { transform:scale(1); opacity:1; } 50% { transform:scale(1.6); opacity:0.4; } }
.demo-skeleton { width: 120px; height: 16px; border-radius: 4px; background: linear-gradient(90deg, var(--border) 25%, rgba(108,92,231,0.1) 50%, var(--border) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; }
@keyframes shimmer { 0% { background-position:200% 0; } 100% { background-position:-200% 0; } }

@media (max-width: 600px) { .grid { grid-template-columns: 1fr 1fr; } h1 { font-size: 1rem; } }