/* ═══════════════════════════════════════════════════════════════════
   styles.css — Spolia Design System
   "The Second Life of Design."
   Mobile-first, dark theme, gold accents
═══════════════════════════════════════════════════════════════════ */

/* ── Google Fonts ─────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');

/* ── Design Tokens ────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --color-bg-base: #0D0D0D;
  --color-bg-surface: #161616;
  --color-bg-elevated: #1E1E1E;
  --color-border: #2A2A2A;

  /* Text */
  --color-text-primary: #F5F0E8;
  --color-text-secondary: #A09882;
  --color-text-muted: #5C5647;

  /* Gold accent */
  --color-gold: #FFD700;
  --color-gold-dim: #B89A00;
  --color-gold-subtle: rgba(255, 215, 0, 0.12);

  /* Functional */
  --color-green: #4CAF82;
  --color-green-dim: rgba(76, 175, 130, 0.15);
  --color-red: #E05C5C;
  --color-red-dim: rgba(224, 92, 92, 0.15);
  --color-blue: #5B8DEF;
  --color-amber: #F5A623;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --text-display: 700 48px/1.1 var(--font-display);
  --text-h1: 600 24px/1.2 var(--font-body);
  --text-h2: 600 18px/1.3 var(--font-body);
  --text-h3: 600 15px/1.4 var(--font-body);
  --text-body: 400 14px/1.5 var(--font-body);
  --text-caption: 400 12px/1.4 var(--font-body);
  --text-label: 600 11px/1 var(--font-body);

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* Radii */
  --radius-card: 16px;
  --radius-button: 12px;
  --radius-chip: 100px;
  --radius-sm: 8px;
  --radius-xs: 4px;

  /* Nav */
  --nav-height: 64px;
  --header-height: 60px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-med: 300ms ease-out;
  --transition-slow: 500ms ease-out;
}

/* ── Reset & Base ─────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  height: 100%;
  scroll-behavior: smooth;
}

body {
  font: var(--text-body);
  font-family: var(--font-body);
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 480px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom));
}

img {
  display: block;
  max-width: 100%;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ── App Shell ────────────────────────────────────────────────── */
#app {
  position: relative;
  height: 100dvh;
  overflow: hidden;
}

/* Screen container */
.screen {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--color-bg-base);
  padding-top: var(--header-height);
  display: none;
}

.screen.active {
  display: block;
  animation: screen-in 280ms ease-out both;
}

.screen.slide-out {
  display: none;
}

@keyframes screen-in {
  from {
    opacity: 0;
    transform: translateX(24px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}


/* ── Page Header ──────────────────────────────────────────────── */
.page-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  height: var(--header-height);
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(13, 13, 13, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.page-header__title {
  font: var(--text-h1);
  color: var(--color-text-primary);
  letter-spacing: -0.3px;
}

.page-header__title.gold {
  color: var(--color-gold);
  font-family: var(--font-display);
}

.page-header__subtitle {
  font: var(--text-caption);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.page-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.icon-btn:hover,
.icon-btn:active {
  background: var(--color-gold-subtle);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ── Live Badge ───────────────────────────────────────────────── */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: rgba(76, 175, 130, 0.15);
  border: 1px solid rgba(76, 175, 130, 0.3);
  border-radius: var(--radius-chip);
  font: var(--text-label);
  letter-spacing: 0.05em;
  color: var(--color-green);
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-green);
  animation: live-pulse 1.5s ease-in-out infinite;
}

@keyframes live-pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}

/* ── Bottom Navigation ────────────────────────────────────────── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  height: calc(var(--nav-height) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: rgba(22, 22, 22, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: flex-start;
  justify-content: space-around;
  padding-top: 8px;
  z-index: 200;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
  padding: 4px 0;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  color: var(--color-text-muted);
}

.nav-item.active {
  color: var(--color-gold);
}

.nav-item__icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item__icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.nav-item.active .nav-item__icon svg {
  fill: var(--color-gold-subtle);
}

.nav-item__label {
  font: var(--text-label);
  letter-spacing: 0.02em;
}

.nav-item.active .nav-item__label {
  color: var(--color-gold);
}

.nav-item__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gold);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.nav-item.active .nav-item__dot {
  opacity: 1;
}

/* Special: Scanner button (center, elevated) */
.nav-item--scanner {
  position: relative;
}

.nav-item--scanner .scanner-fab {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-green), #2E8B57);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(76, 175, 130, 0.35);
  margin-top: -12px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-item--scanner .scanner-fab:active {
  transform: scale(0.95);
  box-shadow: 0 2px 8px rgba(76, 175, 130, 0.2);
}

.nav-item--scanner .scanner-fab svg {
  width: 24px;
  height: 24px;
  stroke: #0D0D0D;
  stroke-width: 1.5;
  fill: none;
}

/* ── Filter Chips ─────────────────────────────────────────────── */
.chip-row {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  padding: var(--space-md);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.chip-row::-webkit-scrollbar {
  display: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-chip);
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  color: var(--color-text-secondary);
  font: var(--text-label);
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  cursor: pointer;
}

.chip.active,
.chip:active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #0D0D0D;
}

.chip:hover:not(.active) {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ── Material Cards (Radar Feed) ──────────────────────────────── */
.feed {
  padding: 0 var(--space-md) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.material-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-md);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
  cursor: pointer;
  animation: card-enter 300ms ease-out both;
}

.material-card:active {
  transform: scale(0.985);
  border-color: var(--color-gold);
}

@keyframes card-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.material-card__thumb {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  object-fit: cover;
  background: var(--color-bg-elevated);
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 24px;
}

.material-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.material-card__title {
  font: var(--text-h3);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.material-card__seller {
  display: flex;
  align-items: center;
  gap: 4px;
  font: var(--text-caption);
  color: var(--color-text-secondary);
}

.material-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: 2px;
  flex-wrap: wrap;
}

.material-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-xs);
}

.material-card__price {
  font: var(--text-h2);
  color: var(--color-gold);
  letter-spacing: -0.3px;
}

.material-card__price-unit {
  font: var(--text-caption);
  color: var(--color-text-secondary);
  font-weight: 400;
}

/* ── Badges & Tags ────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 8px;
  border-radius: var(--radius-chip);
  font: var(--text-label);
  letter-spacing: 0.06em;
}

.badge--verified {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.badge--bond {
  background: var(--color-gold-subtle);
  color: var(--color-gold);
  border: 1px solid rgba(255, 215, 0, 0.2);
}

.badge--ai {
  background: var(--color-green-dim);
  color: var(--color-green);
  border: 1px solid rgba(76, 175, 130, 0.25);
}

.badge--type {
  background: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  font-size: 10px;
}

.badge--amber {
  background: rgba(245, 166, 35, 0.12);
  color: var(--color-amber);
  border: 1px solid rgba(245, 166, 35, 0.25);
}

.co2-tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font: var(--text-caption);
  color: var(--color-green);
  font-weight: 500;
}

.distance-tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font: var(--text-caption);
  color: var(--color-text-secondary);
}

/* ── Skeleton Loader ──────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
      var(--color-bg-elevated) 25%,
      #252525 50%,
      var(--color-bg-elevated) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-xs);
}

@keyframes skeleton-shimmer {
  from {
    background-position: 200% 0;
  }

  to {
    background-position: -200% 0;
  }
}

.skeleton-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-md);
}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  height: 52px;
  padding: 0 var(--space-lg);
  border-radius: var(--radius-button);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  width: 100%;
}

.btn--gold {
  background: var(--color-gold);
  color: #0D0D0D;
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.2);
}

.btn--gold:active {
  background: var(--color-gold-dim);
  transform: scale(0.98);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn--outline:active {
  background: var(--color-bg-elevated);
}

.btn--red {
  background: var(--color-red-dim);
  color: var(--color-red);
  border: 1px solid rgba(224, 92, 92, 0.3);
}

/* Bond CTA Button */
.btn--bond {
  background: var(--color-gold);
  color: #0D0D0D;
  border-radius: var(--radius-button);
  height: 60px;
  flex-direction: column;
  gap: 2px;
}

.btn--bond .btn__sub {
  font-size: 11px;
  font-weight: 400;
  opacity: 0.7;
  letter-spacing: 0.02em;
}

.btn--bond:active {
  transform: scale(0.98);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

/* ── AI Scanner Screen ────────────────────────────────────────── */
.scanner-screen {
  background: #000;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.scanner-camera {
  position: relative;
  flex: 1;
  overflow: hidden;
  background: #111;
  min-height: 60vh;
}

#camera-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scanner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.scanner-reticle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 240px;
  height: 240px;
}

.scan-zone {
  position: absolute;
  inset: 0;
  background: transparent;
  border-radius: 8px;
}

/* Clear the dark overlay inside the scan zone */
.scanner-camera::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 240px;
  height: 240px;
  background: rgba(76, 175, 130, 0.05);
  border-radius: 8px;
  pointer-events: none;
}

/* Corner brackets */
.reticle-corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border-color: var(--color-green);
  border-style: solid;
  border-radius: 3px;
  animation: reticle-pulse 2s ease-in-out infinite;
}

.reticle-corner--tl {
  top: 0;
  left: 0;
  border-width: 3px 0 0 3px;
}

.reticle-corner--tr {
  top: 0;
  right: 0;
  border-width: 3px 3px 0 0;
}

.reticle-corner--bl {
  bottom: 0;
  left: 0;
  border-width: 0 0 3px 3px;
}

.reticle-corner--br {
  bottom: 0;
  right: 0;
  border-width: 0 3px 3px 0;
}

@keyframes reticle-pulse {

  0%,
  100% {
    opacity: 1;
    border-color: var(--color-green);
  }

  50% {
    opacity: 0.6;
    border-color: #2E8B57;
  }
}

/* Horizontal scan line */
.scan-line {
  position: absolute;
  left: 4px;
  right: 4px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-green), transparent);
  box-shadow: 0 0 8px var(--color-green);
  animation: scan-sweep 2s ease-in-out infinite;
  top: 4px;
}

@keyframes scan-sweep {
  0% {
    top: 16px;
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    top: calc(100% - 16px);
    opacity: 0;
  }
}

.scanner-hint {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(76, 175, 130, 0.3);
  padding: 10px 20px;
  border-radius: var(--radius-chip);
  white-space: nowrap;
}

.scanner-hint__text {
  font: var(--text-caption);
  color: var(--color-green);
  font-weight: 500;
}

/* ── Bottom Sheet ─────────────────────────────────────────────── */
.bottom-sheet {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  width: 100%;
  max-width: 480px;
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  border-radius: 24px 24px 0 0;
  padding: var(--space-md) var(--space-md) calc(var(--nav-height) + var(--space-lg));
  z-index: 300;
  transition: transform var(--transition-med);
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.5);
}

.bottom-sheet.visible {
  transform: translateX(-50%) translateY(0);
}

.bottom-sheet__handle {
  width: 36px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: 0 auto var(--space-md);
}

/* ── Data Grid (Scanner Result, Details) ──────────────────────── */
.data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.data-tile {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.data-tile__value {
  font: var(--text-h3);
  color: var(--color-text-primary);
}

.data-tile__value.gold {
  color: var(--color-gold);
}

.data-tile__value.green {
  color: var(--color-green);
}

.data-tile__label {
  font: var(--text-caption);
  color: var(--color-text-secondary);
}

/* ── Circular Progress Ring (Impact) ─────────────────────────── */
.ring-chart {
  position: relative;
  width: 220px;
  height: 220px;
  margin: 0 auto;
}

.ring-chart svg {
  transform: rotate(-90deg);
}

.ring-chart__track {
  fill: none;
  stroke: var(--color-bg-elevated);
  stroke-width: 16;
}

.ring-chart__fill {
  fill: none;
  stroke-width: 16;
  stroke-linecap: round;
  stroke: url(#goldToGreen);
  transition: stroke-dashoffset 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.ring-chart__center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.ring-chart__value {
  font: 700 36px/1.1 var(--font-display);
  color: var(--color-gold);
  letter-spacing: -1px;
}

.ring-chart__label {
  font: var(--text-body);
  color: var(--color-text-primary);
  font-weight: 500;
  margin-top: 2px;
}

.ring-chart__sub {
  font: var(--text-caption);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ── Stat Cards (Impact) ──────────────────────────────────────── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  padding: 0 var(--space-md);
}

.stat-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-md) var(--space-sm);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-card__value {
  font: 600 18px/1.1 var(--font-body);
  color: var(--color-gold);
  letter-spacing: -0.5px;
}

.stat-card__label {
  font: var(--text-caption);
  color: var(--color-text-secondary);
  line-height: 1.3;
}

/* ── Progress Bar ─────────────────────────────────────────────── */
.progress-bar {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-chip);
  height: 8px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  border-radius: var(--radius-chip);
  background: linear-gradient(90deg, var(--color-green), #2E8B57);
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-bar__fill.gold {
  background: linear-gradient(90deg, var(--color-gold-dim), var(--color-gold));
}

/* ── Section Header ───────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-md) var(--space-sm);
}

.section-header__title {
  font: var(--text-h2);
  color: var(--color-text-primary);
}

.section-header__action {
  font: var(--text-caption);
  color: var(--color-gold);
  font-weight: 500;
}

/* ── User Card (Profile) ──────────────────────────────────────── */
.user-hero {
  background: linear-gradient(180deg, var(--color-bg-elevated), var(--color-bg-base));
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.user-hero__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--color-gold);
  object-fit: cover;
  margin: 0 auto var(--space-sm);
  background: var(--color-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--color-text-secondary);
}

.user-hero__name {
  font: var(--text-h2);
  color: var(--color-text-primary);
}

.user-hero__entity {
  font: var(--text-body);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.wallet-card {
  background: linear-gradient(135deg, #1A1600, #2A2000);
  border: 1px solid rgba(255, 215, 0, 0.25);
  border-radius: var(--radius-card);
  padding: var(--space-md) var(--space-lg);
  margin: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wallet-card__label {
  font: var(--text-caption);
  color: var(--color-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.wallet-card__value {
  font: 700 28px/1 var(--font-display);
  color: var(--color-gold);
  margin-top: 4px;
}

.wallet-card__sub {
  font: var(--text-caption);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ── Material Detail Screen ───────────────────────────────────── */
.material-hero-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.spec-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0 var(--space-md);
}

.spec-row {
  background: var(--color-bg-surface);
  padding: var(--space-sm) var(--space-md);
}

.spec-row:nth-child(odd) {
  background: var(--color-bg-elevated);
}

.spec-row__key {
  font: var(--text-caption);
  color: var(--color-text-secondary);
}

.spec-row__val {
  font: var(--text-body);
  color: var(--color-text-primary);
  font-weight: 500;
  margin-top: 2px;
}

/* ── Bond Section ─────────────────────────────────────────────── */
.bond-box {
  margin: var(--space-md);
  background: linear-gradient(135deg, #1A1600, #1A1600);
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: var(--radius-card);
  padding: var(--space-md);
}

.bond-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.bond-box__title {
  font: var(--text-h3);
  color: var(--color-gold);
}

.bond-box__desc {
  font: var(--text-caption);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ── Map Container ────────────────────────────────────────────── */
.map-container {
  height: 240px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-card);
  overflow: hidden;
  margin: 0 var(--space-md);
  border: 1px solid var(--color-border);
}

/* ── QR Code ──────────────────────────────────────────────────── */
.qr-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-lg);
  margin: var(--space-md);
  text-align: center;
}

.qr-box {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--space-md);
  background: #FFF;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
}

/* ── Dispute Form ─────────────────────────────────────────────── */
.form-field {
  margin: 0 var(--space-md) var(--space-md);
}

.form-label {
  font: var(--text-label);
  color: var(--color-text-secondary);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font: var(--text-body);
  font-family: var(--font-body);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast);
  appearance: none;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-gold);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.upload-zone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin: 0 var(--space-md) var(--space-md);
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--color-gold);
  background: var(--color-gold-subtle);
}

.upload-zone__icon {
  font-size: 32px;
  margin-bottom: var(--space-sm);
}

.upload-zone__text {
  font: var(--text-body);
  color: var(--color-text-secondary);
}

.upload-zone__sub {
  font: var(--text-caption);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ── Leaderboard ──────────────────────────────────────────────── */
.leaderboard-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
}

.leaderboard-item__rank {
  font: 700 18px/1 var(--font-display);
  color: var(--color-gold);
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.leaderboard-item__name {
  flex: 1;
  font: var(--text-body);
  color: var(--color-text-primary);
  font-weight: 500;
}

.leaderboard-item__value {
  font: var(--text-body);
  color: var(--color-green);
  font-weight: 600;
}

/* ── Logistics Partner Card ───────────────────────────────────── */
.logistics-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  margin: var(--space-xs) var(--space-md);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.logistics-option.selected {
  border-color: var(--color-gold);
  background: var(--color-gold-subtle);
}

.logistics-option__icon {
  font-size: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logistics-option__name {
  font: var(--text-h3);
  color: var(--color-text-primary);
}

.logistics-option__eta {
  font: var(--text-caption);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.logistics-option__price {
  font: var(--text-body);
  color: var(--color-gold);
  font-weight: 600;
  margin-left: auto;
}

/* ── Utility Classes ──────────────────────────────────────────── */
.text-gold {
  color: var(--color-gold);
}

.text-green {
  color: var(--color-green);
}

.text-red {
  color: var(--color-red);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-secondary {
  color: var(--color-text-secondary);
}

.text-center {
  text-align: center;
}

.text-sm {
  font: var(--text-caption);
}

.font-display {
  font-family: var(--font-display);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

.p-md {
  padding: var(--space-md);
}

.pt-md {
  padding-top: var(--space-md);
}

.pb-xl {
  padding-bottom: var(--space-xl);
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-sm) 0;
}

/* ── Toast Notifications ──────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + env(safe-area-inset-top) + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 440px;
  z-index: 1000;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  pointer-events: all;
  animation: toast-in 300ms ease-out;
}

.toast--success {
  border-left: 3px solid var(--color-green);
}

.toast--error {
  border-left: 3px solid var(--color-red);
}

.toast--info {
  border-left: 3px solid var(--color-gold);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Scrollbar ────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 0;
  height: 0;
}