/* ═══════════════════════════════════════════
   LegalLens — Global Design System
   ═══════════════════════════════════════════ */

:root {
  --navy:        #0F2342;
  --navy-mid:    #1E3A5F;
  --navy-light:  #2D5282;
  --high-risk:   #DC2626;
  --high-bg:     #FEF2F2;
  --med-risk:    #D97706;
  --med-bg:      #FFFBEB;
  --safe:        #059669;
  --safe-bg:     #ECFDF5;
  --bg:          #F1F5F9;
  --surface:     #FFFFFF;
  --border:      #E2E8F0;
  --text-primary:#0F172A;
  --text-muted:  #64748B;
  --gold:        #F59E0B;
}

* {
  transition: color 0.15s, background-color 0.15s, border-color 0.15s;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text-primary);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

.font-display { font-family: 'Playfair Display', serif; }

/* ── Scrollbar ─────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #F1F5F9; }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94A3B8; }

/* ── Cards ─────────────────────────────── */
.ll-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* ── Legal-paper blueprint texture (CSS only) ── */
.legal-texture {
  background-color: #F1F5F9;
  background-image:
    linear-gradient(rgba(15, 35, 66, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 35, 66, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* ── Entry animations (Framer-Motion equivalents) ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}
.anim-fade-up { animation: fadeUp 0.45s cubic-bezier(0.22, 1, 0.36, 1) both; }
.anim-fade-in { animation: fadeIn 0.4s ease both; }
.anim-scale-in { animation: scaleIn 0.4s cubic-bezier(0.22, 1, 0.36, 1) both; }

/* stagger delays (staggerChildren: 0.08 equivalent) */
.stagger > * { animation: fadeUp 0.45s cubic-bezier(0.22, 1, 0.36, 1) both; }
.stagger > *:nth-child(1)  { animation-delay: 0.00s; }
.stagger > *:nth-child(2)  { animation-delay: 0.08s; }
.stagger > *:nth-child(3)  { animation-delay: 0.16s; }
.stagger > *:nth-child(4)  { animation-delay: 0.24s; }
.stagger > *:nth-child(5)  { animation-delay: 0.32s; }
.stagger > *:nth-child(6)  { animation-delay: 0.40s; }
.stagger > *:nth-child(7)  { animation-delay: 0.48s; }
.stagger > *:nth-child(8)  { animation-delay: 0.56s; }
.stagger > *:nth-child(9)  { animation-delay: 0.64s; }
.stagger > *:nth-child(10) { animation-delay: 0.72s; }
.stagger > *:nth-child(11) { animation-delay: 0.80s; }
.stagger > *:nth-child(12) { animation-delay: 0.88s; }

/* ── Loading overlay ───────────────────── */
@keyframes spinScale {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.spin-icon { animation: spinScale 1.6s linear infinite; }

@keyframes progressFill {
  from { width: 0%; }
  to   { width: 100%; }
}
.progress-fill { animation: progressFill 2.5s ease-out forwards; }

@keyframes msgFade {
  0%   { opacity: 0; transform: translateY(8px); }
  15%  { opacity: 1; transform: translateY(0); }
  85%  { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-8px); }
}
.msg-fade { animation: msgFade 0.6s ease both; }

/* ── Gauge needle ──────────────────────── */
.gauge-needle {
  transform-origin: 100px 100px;
  transition: transform 1.2s cubic-bezier(0.34, 1.3, 0.5, 1);
}
.gauge-arc {
  transition: stroke-dashoffset 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Donut segments ────────────────────── */
.donut-seg {
  transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}

/* ── Clause card expand/collapse ───────── */
.expandable {
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

/* ── Highlights in full text ───────────── */
mark.hl-high   { background: #FEF08A; color: inherit; padding: 1px 2px; border-radius: 3px; }
mark.hl-medium { background: #FED7AA; color: inherit; padding: 1px 2px; border-radius: 3px; }

/* ── Buttons ───────────────────────────── */
.btn-navy {
  background: var(--navy);
  color: #fff;
  font-weight: 600;
  border-radius: 8px;
  transition: background-color 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-navy:hover { background: var(--navy-light); box-shadow: 0 4px 12px rgba(15,35,66,0.25); transform: translateY(-1px); }
.btn-navy:active { transform: translateY(0); }

.btn-outline {
  border: 1px solid var(--border);
  color: var(--navy);
  font-weight: 600;
  border-radius: 8px;
  background: #fff;
}
.btn-outline:hover { border-color: var(--navy); background: #F8FAFF; }

/* ── Upload zone ───────────────────────── */
.upload-zone {
  border: 2px dashed #CBD5E1;
  border-radius: 16px;
  transition: border-color 0.25s, background-color 0.25s, transform 0.25s;
}
.upload-zone:hover { border-color: var(--navy); background: #F8FAFF; }
.upload-zone.dragover {
  border-style: solid;
  border-color: var(--navy);
  background: #EFF6FF;
  transform: scale(1.01);
}

/* ── Tabs ──────────────────────────────── */
.tab-btn {
  padding: 12px 18px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  cursor: pointer;
}
.tab-btn.active { color: var(--navy); border-bottom-color: var(--navy); }
.tab-btn:hover:not(.active) { color: var(--navy-mid); }

/* ── Mono snippet ──────────────────────── */
.mono-snippet {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.6;
}

/* responsive helper */
@media (max-width: 767px) {
  .analysis-grid { display: block !important; }
  .analysis-sidebar { margin-bottom: 1.25rem; }
}