:root {
  --ink: #0B1120;
  --panel: #121A2B;
  --panel-2: #16203380;
  --paper: #E7E9EE;
  --muted: #8B93A7;
  --hairline: #26314A;
  --safe: #3DDC84;
  --caution: #F5A623;
  --danger: #E5484D;
  --accent: #6C86D9;
  --accent-glow: #6c86d94d;
  --shadow-color: 220 60% 2%;
}

html[data-theme="light"] {
  --ink: #EFEDE5;
  --panel: #FFFFFF;
  --panel-2: #FFFFFFcc;
  --paper: #171A21;
  --muted: #6B7182;
  --hairline: #D8D4C8;
  --safe: #1A9A5C;
  --caution: #B5730A;
  --danger: #C13333;
  --accent: #3B57B8;
  --accent-glow: #3b57b833;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  transition: background-color 0.35s ease, color 0.35s ease;
}

.font-display { font-family: 'Space Grotesk', 'Inter', sans-serif; }
.font-mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

.ink-bg {
  background:
    radial-gradient(circle at 15% 0%, #16213aaa 0%, transparent 45%),
    var(--ink);
  min-height: 100vh;
  transition: background 0.35s ease;
}
html[data-theme="light"] .ink-bg {
  background:
    radial-gradient(circle at 15% 0%, #d8d4c866 0%, transparent 45%),
    var(--ink);
}

.text-paper { color: var(--paper); }
.text-muted { color: var(--muted); }
.text-safe { color: var(--safe); }
.text-danger { color: var(--danger); }
.text-caution { color: var(--caution); }
.border-hairline { border-color: var(--hairline); }

.scanlines {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: repeating-linear-gradient(180deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 3px);
  opacity: 0.5;
  animation: scanDrift 9s linear infinite;
}
html[data-theme="light"] .scanlines { opacity: 0.25; }
@keyframes scanDrift {
  0% { background-position: 0 0; }
  100% { background-position: 0 120px; }
}

/* ── ambient cursor glow ── */
.cursor-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), var(--accent-glow), transparent 60%);
  opacity: 0; transition: opacity 0.4s ease;
}
.cursor-glow.active { opacity: 1; }

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.case-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--muted);
  border: 1px solid var(--hairline);
  padding: 3px 8px;
  border-radius: 3px;
  letter-spacing: 0.08em;
  position: relative;
  overflow: hidden;
}
.case-number::after {
  content: "";
  position: absolute; top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  animation: caseSheen 4.5s ease-in-out infinite;
}
@keyframes caseSheen {
  0%, 60% { left: -60%; }
  100% { left: 140%; }
}

.dossier-panel {
  position: relative;
  background: linear-gradient(180deg, var(--panel), color-mix(in srgb, var(--panel) 85%, black));
  border: 1px solid var(--hairline);
  border-radius: 10px;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.3s ease, background 0.35s ease;
}
html[data-theme="light"] .dossier-panel {
  background: linear-gradient(180deg, var(--panel), #F7F5EF);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.dossier-panel.hoverable:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -12px var(--accent-glow);
}

/* ── reveal-on-scroll / page-load ── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

.field {
  width: 100%;
  background: #0D1424;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--paper);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.2s ease, background 0.35s ease;
}
html[data-theme="light"] .field { background: #FBFAF6; }
.field:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-glow);
}
.field:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.field.invalid-shake {
  animation: shake 0.4s ease;
  border-color: var(--danger);
}

select.field { appearance: none; cursor: pointer; }

/* address input with validity icon */
.address-wrap { position: relative; }
.address-status {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}
.address-status.show { opacity: 1; }
.address-status svg { width: 100%; height: 100%; }

@keyframes shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

.btn-primary {
  background: var(--paper);
  color: var(--ink);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: 6px;
  transition: transform 0.15s cubic-bezier(0.34,1.56,0.64,1), opacity 0.15s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle, #ffffff55 0%, transparent 60%);
  opacity: 0; transform: scale(0.4);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 8px 20px -8px #00000066; }
.btn-primary:hover::before { opacity: 1; transform: scale(1); }
.btn-primary:active { transform: scale(0.97) translateY(0); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-secondary {
  background: transparent;
  color: var(--paper);
  border: 1px solid var(--hairline);
  font-weight: 500;
  font-size: 0.85rem;
  padding: 10px 18px;
  border-radius: 6px;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-secondary:hover { border-color: var(--accent); background: var(--accent-glow); transform: translateY(-1px); }
.btn-secondary:active { transform: translateY(0) scale(0.97); }
.btn-secondary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.icon-btn {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  background: transparent;
  color: var(--paper);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
  flex-shrink: 0;
}
.icon-btn:hover { border-color: var(--accent); background: var(--accent-glow); }
.icon-btn:active { transform: scale(0.9); }
.icon-btn svg { width: 16px; height: 16px; }

.history-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted);
  border: 1px solid var(--hairline);
  padding: 5px 10px;
  border-radius: 999px;
  transition: border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
  display: inline-flex; align-items: center; gap: 6px;
  animation: chipIn 0.4s cubic-bezier(0.16,1,0.3,1) backwards;
}
.history-chip:hover { border-color: var(--accent); color: var(--paper); transform: translateY(-1px); }
.history-chip .chip-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.history-chip .chip-remove {
  opacity: 0.5; margin-left: 2px; padding: 0 2px; border-radius: 3px; line-height: 1;
  transition: opacity 0.15s ease, background 0.15s ease;
}
.history-chip .chip-remove:hover { opacity: 1; background: var(--danger); color: white; }
@keyframes chipIn {
  from { opacity: 0; transform: translateY(6px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── stamp ── */
.stamp {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  padding: 10px 22px;
  border: 3px solid var(--safe);
  color: var(--safe);
  border-radius: 8px;
  transform: rotate(-4deg) scale(2.2);
  white-space: nowrap;
  text-transform: uppercase;
  opacity: 0;
  filter: blur(2px);
}
.stamp.slam {
  animation: stampSlam 0.55s cubic-bezier(0.2, 1.4, 0.4, 1) forwards;
}
@keyframes stampSlam {
  0% { opacity: 0; transform: rotate(-4deg) scale(2.4); filter: blur(4px); }
  55% { opacity: 1; transform: rotate(-6deg) scale(0.94); filter: blur(0); }
  75% { transform: rotate(-3deg) scale(1.04); }
  100% { opacity: 1; transform: rotate(-4deg) scale(1); }
}
.stamp.caution { border-color: var(--caution); color: var(--caution); }
.stamp.danger { border-color: var(--danger); color: var(--danger); }
.stamp.danger.slam { animation: stampSlam 0.55s cubic-bezier(0.2,1.4,0.4,1) forwards, dangerPulse 1.6s ease 0.6s 2; }
@keyframes dangerPulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--danger); }
  50% { box-shadow: 0 0 0 8px transparent; }
}

/* ── score bar ── */
.score-track {
  height: 10px;
  border-radius: 999px;
  background: #0D1424;
  border: 1px solid var(--hairline);
  overflow: hidden;
}
html[data-theme="light"] .score-track { background: #FBFAF6; }
.score-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--safe), var(--caution), var(--danger));
  transition: width 1.1s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
.score-fill::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, #ffffff55, transparent);
  animation: shimmerBar 1.6s ease-in-out 0.3s;
}
@keyframes shimmerBar {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
#score-number { transition: color 0.3s ease; }

/* ── badges ── */
.badge {
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--muted);
  display: inline-flex; align-items: center; gap: 5px;
  animation: chipIn 0.4s cubic-bezier(0.16,1,0.3,1) backwards;
}
.badge.safe { border-color: var(--safe); color: var(--safe); }
.badge.danger { border-color: var(--danger); color: var(--danger); }

/* ── evidence ledger / findings ── */
.filter-tabs {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.filter-tab {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  color: var(--muted);
  transition: all 0.15s ease;
  text-transform: uppercase;
}
.filter-tab:hover { border-color: var(--accent); color: var(--paper); }
.filter-tab.active { background: var(--paper); color: var(--ink); border-color: var(--paper); }

.finding-item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  transition: opacity 0.25s ease, transform 0.25s ease, max-height 0.35s ease;
  cursor: pointer;
}
.finding-item.fade-out {
  opacity: 0; transform: translateX(-8px) scale(0.98);
  max-height: 0; overflow: hidden; margin: 0; pointer-events: none;
}
.finding-index {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--muted);
  padding-top: 2px;
}
.finding-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  position: relative;
}
.finding-dot::after {
  content: "";
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 1px solid currentColor;
  opacity: 0;
  animation: dotPing 2.4s ease-in-out infinite;
}
.finding-item:hover .finding-dot::after { opacity: 0.5; }
@keyframes dotPing {
  0% { transform: scale(0.6); opacity: 0.6; }
  100% { transform: scale(1.8); opacity: 0; }
}
.finding-detail {
  max-height: 0; overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease, margin-top 0.3s ease;
  opacity: 0;
}
.finding-item.open .finding-detail {
  max-height: 200px; opacity: 1; margin-top: 4px;
}
.finding-caret {
  display: inline-block; margin-left: 6px; transition: transform 0.25s ease; opacity: 0.5; font-size: 0.7em;
}
.finding-item.open .finding-caret { transform: rotate(90deg); }

/* ── typewriter cursor ── */
.type-cursor::after {
  content: "▌";
  display: inline-block;
  margin-left: 2px;
  animation: caretBlink 0.9s steps(1) infinite;
  color: var(--accent);
}
@keyframes caretBlink { 50% { opacity: 0; } }

/* ── loader / progress steps ── */
.loader {
  width: 40px; height: 40px;
  border: 2px solid var(--hairline);
  border-top-color: var(--paper);
  border-right-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.progress-steps {
  max-width: 360px; margin: 28px auto 0; text-align: left;
}
.progress-step {
  display: flex; align-items: center; gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--muted);
  padding: 7px 0;
  opacity: 0.4;
  transition: opacity 0.3s ease, color 0.3s ease;
}
.progress-step.active { opacity: 1; color: var(--paper); }
.progress-step.done { opacity: 0.85; color: var(--safe); }
.progress-step .step-mark {
  width: 16px; height: 16px; border-radius: 50%;
  border: 1.5px solid var(--hairline);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s ease;
  position: relative;
}
.progress-step.active .step-mark {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.progress-step.active .step-mark::after {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  animation: stepPulse 1s ease-in-out infinite;
}
.progress-step.done .step-mark { border-color: var(--safe); background: var(--safe); }
.progress-step.done .step-mark::after { content: "✓"; font-size: 10px; color: var(--ink); font-weight: bold; }
@keyframes stepPulse { 0%,100%{transform:scale(1);} 50%{transform:scale(1.4);} }

.mini-track { height: 3px; border-radius: 999px; background: var(--hairline); overflow: hidden; max-width: 300px; margin: 22px auto 0; }
.mini-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--safe)); transition: width 0.4s ease; }

/* ── skeleton ── */
.skeleton {
  background: linear-gradient(100deg, var(--hairline) 30%, #ffffff14 50%, var(--hairline) 70%);
  background-size: 200% 100%;
  animation: shimmerSkel 1.4s ease-in-out infinite;
  border-radius: 6px;
}
@keyframes shimmerSkel {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── sticky verdict bar ── */
.sticky-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  background: color-mix(in srgb, var(--ink) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
  transform: translateY(-100%);
  transition: transform 0.3s cubic-bezier(0.16,1,0.3,1);
}
.sticky-bar.show { transform: translateY(0); }
.sticky-bar-inner {
  max-width: 64rem; margin: 0 auto; padding: 10px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}

/* ── toasts ── */
.toast-stack {
  position: fixed; bottom: 20px; right: 20px; z-index: 60;
  display: flex; flex-direction: column; gap: 10px;
  max-width: calc(100vw - 40px);
}
.toast {
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--accent);
  color: var(--paper);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  box-shadow: 0 10px 30px -10px #00000088;
  display: flex; align-items: center; gap: 10px;
  animation: toastIn 0.35s cubic-bezier(0.16,1,0.3,1);
  min-width: 220px;
}
.toast.leaving { animation: toastOut 0.3s ease forwards; }
.toast.success { border-left-color: var(--safe); }
.toast.error { border-left-color: var(--danger); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(30px) scale(0.95); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}
@keyframes toastOut {
  to { opacity: 0; transform: translateX(30px) scale(0.9); }
}

/* ── back to top ── */
.back-to-top {
  position: fixed; bottom: 20px; left: 20px; z-index: 40;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--paper); color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px -8px #000000aa;
  opacity: 0; transform: translateY(20px) scale(0.8); pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.back-to-top.show { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px) scale(1.05); }
.back-to-top:active { transform: scale(0.92); }

/* ── theme toggle ── */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 999px;
  border: 1px solid var(--hairline);
  display: flex; align-items: center; justify-content: center;
  background: transparent; color: var(--paper);
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.4s cubic-bezier(0.34,1.56,0.64,1), background 0.2s ease;
}
.theme-toggle:hover { border-color: var(--accent); background: var(--accent-glow); }
.theme-toggle:active { transform: rotate(30deg); }
.theme-toggle svg { width: 17px; height: 17px; transition: transform 0.4s ease; }

/* ── confetti particle ── */
.confetti-piece {
  position: fixed; top: -10px; z-index: 70; border-radius: 2px;
  pointer-events: none;
  animation: confettiFall linear forwards;
}
@keyframes confettiFall {
  to { transform: translateY(105vh) rotate(540deg); opacity: 0.3; }
}

/* ── logo mark ── */
.logo-mark {
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--safe));
  color: var(--ink);
  flex-shrink: 0;
}
.logo-mark svg { width: 16px; height: 16px; }

/* ── hero underline flourish ── */
.hero-underline {
  display: inline-block;
  position: relative;
}
.hero-underline::after {
  content: "";
  position: absolute; left: 0; bottom: 2px;
  height: 34%; width: 100%;
  background: var(--accent-glow);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: left;
  animation: underlineGrow 0.8s 0.5s cubic-bezier(0.16,1,0.3,1) forwards;
}
@keyframes underlineGrow { to { transform: scaleX(1); } }

/* ── copy button pop ── */
.pop-once { animation: popOnce 0.35s cubic-bezier(0.34,1.56,0.64,1); }
@keyframes popOnce { 0%{transform:scale(1);} 50%{transform:scale(1.15);} 100%{transform:scale(1);} }

::selection { background: var(--accent); color: white; }

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--hairline); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

@media print {
  .scanlines, .cursor-glow, .sticky-bar, .toast-stack, .back-to-top, header, footer,
  #scan-form, #history-row, .theme-toggle, #new-scan, #download-pdf, #copy-link, #explorer-link,
  .filter-tabs { display: none !important; }
  body, .ink-bg { background: white !important; color: black !important; }
  .dossier-panel { border: 1px solid #ccc !important; background: white !important; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .loader, .scanlines, .case-number::after, .score-fill::after, .finding-dot::after,
  .progress-step.active .step-mark::after, .stamp.slam, .hero-underline::after { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .score-fill { transition: none; }
  * { scroll-behavior: auto !important; }
}