/* ============================================
   SNAPFIRE — Demo pages shared styles
   Matches index.html design tokens exactly.
   ============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --color-bg: #0a0a0f;
  --color-bg-alt: #111118;
  --color-bg-card: #16161f;
  --color-bg-card-hover: #1c1c28;
  --color-surface: #1e1e2a;
  --color-border: #2a2a3a;
  --color-border-light: #3a3a4a;
  --color-text: #e8e8ef;
  --color-text-muted: #8888a0;
  --color-text-dim: #5a5a70;
  --color-accent: #ff6b35;
  --color-accent-light: #ff8c5a;
  --color-accent-glow: rgba(255, 107, 53, 0.15);
  --color-accent-dark: #e05a2a;
  --color-secondary: #6c63ff;
  --color-secondary-glow: rgba(108, 99, 255, 0.1);
  --color-success: #22c55e;
  --color-success-glow: rgba(34, 197, 94, 0.12);
  --color-danger: #ef4444;
  --color-danger-glow: rgba(239, 68, 68, 0.12);
  --color-warning: #f59e0b;
  --color-warning-glow: rgba(245, 158, 11, 0.12);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --section-pad: 80px;
  --container-max: 1200px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }

/* ── Navigation ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000; padding: 16px 0;
  transition: var(--transition); background: transparent;
}
.nav--scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}
.nav__container {
  max-width: var(--container-max); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  color: var(--color-text); font-weight: 700; font-size: 1.25rem;
}
.nav__logo-icon { color: var(--color-accent); display: flex; align-items: center; }
.nav__logo-icon img { width: 32px; height: 32px; }
.nav__logo-text { letter-spacing: -0.02em; }
.nav__menu { display: flex; align-items: center; gap: 32px; }
.nav__link {
  font-size: 0.9rem; font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition); position: relative;
}
.nav__link:hover { color: var(--color-text); }
.nav__link::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--color-accent);
  transition: width var(--transition);
}
.nav__link:hover::after { width: 100%; }
.nav__link--cta {
  background: var(--color-accent); color: #fff !important;
  padding: 8px 20px; border-radius: 100px; font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}
.nav__link--cta:hover { background: var(--color-accent-dark); transform: translateY(-1px); }
.nav__link--cta::after { display: none; }
.nav__link--active { color: var(--color-accent) !important; }
.nav__link--active::after { width: 100%; }
.nav__toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav__toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--color-text); transition: var(--transition); border-radius: 2px;
}

/* ── Hero ── */
.demos-hero {
  position: relative; padding: 160px 0 80px;
  overflow: hidden; border-bottom: 1px solid var(--color-border);
}
.demos-hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.demos-hero__glow { position: absolute; border-radius: 50%; filter: blur(120px); }
.demos-hero__glow--1 { width: 500px; height: 500px; background: var(--color-accent); top: -200px; right: -80px; opacity: 0.1; }
.demos-hero__glow--2 { width: 400px; height: 400px; background: var(--color-secondary); bottom: -150px; left: -80px; opacity: 0.07; }
.demos-hero__content { position: relative; z-index: 1; }
.demos-hero__back {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--color-text-muted); margin-bottom: 24px;
  transition: color var(--transition);
}
.demos-hero__back:hover { color: var(--color-accent); }
.demos-hero__badge {
  display: inline-block; font-family: var(--font-mono);
  font-size: 0.8rem; font-weight: 500; color: var(--color-accent);
  background: var(--color-accent-glow); border: 1px solid rgba(255,107,53,0.2);
  padding: 8px 20px; border-radius: 100px; margin-bottom: 24px; letter-spacing: 0.05em;
}
.demos-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800;
  line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 16px;
}
.demos-hero__title--accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.demos-hero__subtitle { font-size: 1.1rem; color: var(--color-text-muted); max-width: 560px; line-height: 1.7; }

/* ── Chooser cards (demos.html) ── */
.chooser { padding: 64px 0 120px; }
.chooser__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.chooser-card {
  display: flex; flex-direction: column;
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 36px;
  transition: all var(--transition); position: relative; overflow: hidden;
  height: 100%;
}
.chooser-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  opacity: 0; transition: opacity var(--transition);
}
.chooser-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-6px); box-shadow: var(--shadow);
}
.chooser-card:hover::before { opacity: 1; }
.chooser-card__icon {
  width: 56px; height: 56px; display: flex; align-items: center; justify-content: center;
  background: var(--color-accent-glow); border-radius: var(--radius-sm);
  font-size: 1.5rem; margin-bottom: 20px;
}
.chooser-card__num { font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-accent); margin-bottom: 8px; }
.chooser-card__title { font-size: 1.375rem; font-weight: 700; margin-bottom: 10px; }
.chooser-card__desc { font-size: 0.95rem; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 20px; flex: 1; }
.chooser-card__features { display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.chooser-card__features li { font-size: 0.85rem; color: var(--color-text-muted); padding-left: 18px; position: relative; }
.chooser-card__features li::before {
  content: ''; position: absolute; left: 0; top: 8px;
  width: 5px; height: 5px; background: var(--color-accent); border-radius: 50%;
}
.chooser-card__cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; background: var(--color-accent); color: #fff;
  border-radius: 100px; font-weight: 600; font-size: 0.95rem;
  transition: all var(--transition); margin-top: auto;
}
.chooser-card:hover .chooser-card__cta { background: var(--color-accent-dark); }

/* ── Tool page layout ── */
.demos-section { padding: 48px 0 120px; }
.tool-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }

.panel-card {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 36px; position: relative; overflow: hidden;
}
.panel-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
}
.panel-card__title { font-size: 1.125rem; font-weight: 700; margin-bottom: 6px; }
.panel-card__subtitle { font-size: 0.875rem; color: var(--color-text-muted); margin-bottom: 28px; }

/* ── Form components ── */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--color-text); margin-bottom: 8px; }
.form-label span { font-weight: 400; color: var(--color-text-dim); margin-left: 4px; }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 12px 16px;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); color: var(--color-text);
  font-family: var(--font-body); font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition); outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-text-dim); }
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-glow);
}
.form-textarea { resize: vertical; min-height: 160px; }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238888a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
  padding-right: 40px; cursor: pointer;
}
.form-select option { background: var(--color-bg-card); }

.file-drop {
  border: 2px dashed var(--color-border); border-radius: var(--radius-sm);
  padding: 24px; text-align: center; cursor: pointer;
  transition: all var(--transition); position: relative;
}
.file-drop:hover, .file-drop--dragover { border-color: var(--color-accent); background: var(--color-accent-glow); }
.file-drop input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.file-drop__icon { font-size: 1.5rem; margin-bottom: 8px; }
.file-drop__text { font-size: 0.875rem; color: var(--color-text-muted); }
.file-drop__text strong { color: var(--color-accent); }
.file-drop__hint { font-size: 0.75rem; color: var(--color-text-dim); margin-top: 4px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; font-family: var(--font-body); font-size: 1rem; font-weight: 600;
  border-radius: 100px; border: none; cursor: pointer; transition: all var(--transition); width: 100%;
}
.btn--primary { background: var(--color-accent); color: #fff; box-shadow: 0 4px 20px rgba(255,107,53,0.3); }
.btn--primary:hover:not(:disabled) { background: var(--color-accent-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255,107,53,0.4); }
.btn--primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn--secondary { background: transparent; color: var(--color-text); border: 1px solid var(--color-border-light); }
.btn--secondary:hover { border-color: var(--color-accent); color: var(--color-accent-light); }

/* ── Result components ── */
.result-panel { display: flex; flex-direction: column; gap: 16px; }
.result-empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 320px; text-align: center; gap: 12px; color: var(--color-text-dim);
}
.result-empty__icon { font-size: 2.5rem; opacity: 0.4; }
.result-empty__text { font-size: 0.9rem; max-width: 200px; line-height: 1.5; }
.result-loading {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  min-height: 320px; gap: 16px; text-align: center;
}
.result-loading--active { display: flex; }
.spinner {
  width: 40px; height: 40px; border: 3px solid var(--color-border);
  border-top-color: var(--color-accent); border-radius: 50%; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.result-loading__text { font-size: 0.9rem; color: var(--color-text-muted); }

.score-badge {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-radius: var(--radius); border: 1px solid var(--color-border);
}
.score-badge--high { background: var(--color-success-glow); border-color: rgba(34,197,94,0.25); }
.score-badge--mid { background: var(--color-warning-glow); border-color: rgba(245,158,11,0.25); }
.score-badge--low { background: var(--color-danger-glow); border-color: rgba(239,68,68,0.25); }
.score-badge__label {
  font-size: 0.78rem; font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--color-text-muted); margin-bottom: 4px;
}
.score-badge__reason { font-size: 0.875rem; color: var(--color-text-muted); max-width: 340px; }
.score-badge__number { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.score-badge--high .score-badge__number { color: var(--color-success); }
.score-badge--mid .score-badge__number { color: var(--color-warning); }
.score-badge--low .score-badge__number { color: var(--color-danger); }
.score-badge__denom { font-size: 1rem; font-weight: 400; color: var(--color-text-dim); }

.result-block { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.result-block__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-bottom: 1px solid var(--color-border);
}
.result-block__title {
  font-size: 0.85rem; font-weight: 600; font-family: var(--font-mono);
  color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.08em;
}
.result-block__copy {
  background: none; border: none; color: var(--color-text-dim); font-size: 0.78rem;
  cursor: pointer; font-family: var(--font-body); padding: 4px 8px; border-radius: 4px;
  transition: color var(--transition);
}
.result-block__copy:hover { color: var(--color-accent); }
.result-block__body { padding: 20px; }
.result-block__text { font-size: 0.9rem; color: var(--color-text); line-height: 1.7; white-space: pre-wrap; }

.flag-list { display: flex; flex-direction: column; gap: 10px; }
.flag-item { padding: 12px 16px; border-radius: var(--radius-sm); border: 1px solid; font-size: 0.875rem; }
.flag-item--critical { background: var(--color-danger-glow); border-color: rgba(239,68,68,0.25); }
.flag-item--high { background: var(--color-danger-glow); border-color: rgba(239,68,68,0.2); }
.flag-item--medium { background: var(--color-warning-glow); border-color: rgba(245,158,11,0.2); }
.flag-item--low { background: rgba(108,99,255,0.08); border-color: rgba(108,99,255,0.2); }
.flag-item__top { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.flag-item__badge {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; padding: 2px 8px; border-radius: 100px; letter-spacing: 0.05em;
}
.flag-item--critical .flag-item__badge, .flag-item--high .flag-item__badge { background: var(--color-danger); color: #fff; }
.flag-item--medium .flag-item__badge { background: var(--color-warning); color: #000; }
.flag-item--low .flag-item__badge { background: var(--color-secondary); color: #fff; }
.flag-item__clause { font-weight: 600; color: var(--color-text); }
.flag-item__desc { color: var(--color-text-muted); line-height: 1.5; }
.flag-item__quote {
  margin-top: 6px; font-style: italic; color: var(--color-text-dim);
  font-size: 0.82rem; border-left: 2px solid var(--color-border); padding-left: 10px;
}

.data-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.data-item__label {
  font-size: 0.75rem; font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--color-text-dim); margin-bottom: 4px;
}
.data-item__value { font-size: 0.9rem; color: var(--color-text); font-weight: 500; }
.data-item--full { grid-column: 1 / -1; }

.progress-bar { height: 6px; background: var(--color-border); border-radius: 100px; overflow: hidden; margin: 8px 0; }
.progress-bar__fill { height: 100%; border-radius: 100px; transition: width 0.6s ease; }
.progress-bar__fill--high { background: var(--color-success); }
.progress-bar__fill--mid { background: var(--color-warning); }
.progress-bar__fill--danger { background: var(--color-danger); }

.json-output {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-text-muted);
  line-height: 1.7; white-space: pre-wrap; word-break: break-all;
  max-height: 480px; overflow-y: auto;
}

.info-box { padding: 14px 18px; border-radius: var(--radius-sm); border: 1px solid; font-size: 0.875rem; line-height: 1.6; }
.info-box--info { background: var(--color-secondary-glow); border-color: rgba(108,99,255,0.25); color: #a5b4fc; }
.info-box--success { background: var(--color-success-glow); border-color: rgba(34,197,94,0.25); color: #86efac; }
.info-box--warning { background: var(--color-warning-glow); border-color: rgba(245,158,11,0.25); color: #fcd34d; }
.info-box--error { background: var(--color-danger-glow); border-color: rgba(239,68,68,0.25); color: #fca5a5; }

/* ── Footer ── */
.footer { padding: 64px 0 32px; border-top: 1px solid var(--color-border); background: var(--color-bg-alt); }
.footer__top { display: flex; justify-content: space-between; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid var(--color-border); }
.footer__tagline { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 12px; max-width: 280px; }
.footer__links { display: flex; gap: 64px; }
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__col h5 { font-size: 0.85rem; font-weight: 600; color: var(--color-text); margin-bottom: 4px; }
.footer__col a { font-size: 0.85rem; color: var(--color-text-muted); transition: color var(--transition); }
.footer__col a:hover { color: var(--color-accent); }
.footer__bottom { display: flex; justify-content: space-between; padding-top: 24px; font-size: 0.8rem; color: var(--color-text-dim); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .tool-layout { grid-template-columns: 1fr; }
  .chooser__grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav__toggle { display: flex; }
  .nav__menu {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: var(--color-bg-alt); border-left: 1px solid var(--color-border);
    flex-direction: column; padding: 80px 32px 32px; gap: 24px; transition: right var(--transition);
  }
  .nav__menu--open { right: 0; }
  .nav__toggle--active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle--active span:nth-child(2) { opacity: 0; }
  .nav__toggle--active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .footer__top { flex-direction: column; }
  .footer__links { flex-wrap: wrap; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 8px; }
  .data-grid { grid-template-columns: 1fr; }
}