:root {
  --bg-primary: #0a0d14;
  --bg-secondary: #101522;
  --bg-card: rgba(18, 24, 38, 0.85);
  --bg-card-hover: rgba(24, 32, 50, 0.95);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-active: rgba(0, 229, 255, 0.35);

  --text-main: #f0f4fc;
  --text-muted: #8b9bb4;
  --text-dim: #5c6b84;

  --accent-cyan: #00e5ff;
  --accent-cyan-glow: rgba(0, 229, 255, 0.3);
  --accent-green: #00e676;
  --accent-green-glow: rgba(0, 230, 118, 0.25);
  --accent-purple: #b388ff;

  /* Official 6 Colors */
  --dice-red: #FF0000;
  --dice-orange: #FFA500;
  --dice-yellow: #FFD700;
  --dice-green: #008000;
  --dice-blue: #0000FF;
  --dice-purple: #800080;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background elements */
.cyber-grid-bg {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.ambient-glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.18;
}

.glow-1 {
  top: -100px;
  left: 10%;
  background: radial-gradient(circle, #00e5ff, transparent 70%);
}

.glow-2 {
  bottom: 5%;
  right: 5%;
  background: radial-gradient(circle, #7c4dff, transparent 70%);
}

.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 80px 24px;
  position: relative;
  z-index: 1;
}

/* Header */
.app-header {
  margin-bottom: 28px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo-mark {
  position: relative;
  width: 68px;
  height: 68px;
  background: linear-gradient(135deg, #1b2438, #101524);
  border: 1px solid rgba(255, 165, 0, 0.35);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 25px rgba(255, 140, 0, 0.25);
  overflow: visible;
  flex-shrink: 0;
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
  z-index: 2;
  position: relative;
}

.pulse-ring {
  position: absolute;
  inset: -3px;
  border-radius: calc(var(--radius-lg) + 3px);
  border: 2px solid #ff9800;
  opacity: 0.45;
  animation: pulseGlow 2.5s infinite;
  z-index: 1;
}

@keyframes pulseGlow {
  0% { transform: scale(0.98); opacity: 0.3; }
  50% { transform: scale(1.05); opacity: 0.75; }
  100% { transform: scale(0.98); opacity: 0.3; }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-discord {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #5865F2, #4752C4);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(88, 101, 242, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.02em;
}

.btn-discord:hover {
  background: linear-gradient(135deg, #6775fc, #5865F2);
  box-shadow: 0 6px 25px rgba(88, 101, 242, 0.65), 0 0 15px rgba(88, 101, 242, 0.4);
  transform: translateY(-2px);
  color: #ffffff !important;
}

.btn-discord svg {
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.badge-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.badge-brand {
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.2), rgba(255, 87, 34, 0.15));
  color: #ffaa44;
  border: 1px solid rgba(255, 152, 0, 0.4);
  box-shadow: 0 0 12px rgba(255, 152, 0, 0.25);
  font-weight: 800;
}

.badge-cyber {
  background: rgba(0, 229, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 229, 255, 0.25);
}

.badge-status {
  background: rgba(0, 230, 118, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(0, 230, 118, 0.25);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 7px;
  height: 7px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

.main-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  background: linear-gradient(180deg, #ffffff 30%, #b0c4de 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Card General */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.13);
}

/* Search Card */
.search-card {
  border-color: rgba(0, 229, 255, 0.2);
  background: linear-gradient(180deg, rgba(20, 28, 44, 0.9), rgba(14, 19, 30, 0.9));
}

.search-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.search-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.02em;
}

.search-label .icon {
  width: 16px;
  height: 16px;
  color: var(--accent-cyan);
}

.title-sub-accent {
  font-weight: 500;
  font-size: 0.85em;
  color: var(--text-muted);
}

.secure-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-green);
  font-family: var(--font-sans);
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.25);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.search-form {
  display: flex;
  gap: 12px;
}

.input-wrapper {
  position: relative;
  flex: 1;
}

.input-wrapper input {
  width: 100%;
  background: rgba(10, 13, 20, 0.85);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 44px 14px 18px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 15px;
  transition: var(--transition);
}

.input-wrapper input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-glow);
  background: rgba(10, 13, 20, 0.95);
}

.input-wrapper input::placeholder {
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 14px;
}

.clear-input-btn {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
  display: none;
  transition: color 0.15s;
}

.clear-input-btn:hover {
  color: #fff;
}

.btn {
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, #00e5ff, #0091ea);
  color: #031525;
  padding: 0 28px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 14px var(--accent-cyan-glow);
  position: relative;
  min-width: 140px;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 229, 255, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-top-color: #031525;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.quick-seeds {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-label {
  font-size: 12px;
  color: var(--text-dim);
}

.seed-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.seed-pill:hover {
  background: rgba(0, 229, 255, 0.1);
  color: var(--accent-cyan);
  border-color: rgba(0, 229, 255, 0.3);
}

/* Alert Banner */
.alert-banner {
  margin-top: 16px;
  background: rgba(255, 59, 48, 0.1);
  border: 1px solid rgba(255, 59, 48, 0.3);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: fadeIn 0.3s ease;
}

.alert-banner.alert-success {
  background: rgba(0, 230, 118, 0.08);
  border-color: rgba(0, 230, 118, 0.3);
}

.alert-banner.alert-warning {
  background: rgba(255, 179, 0, 0.08);
  border-color: rgba(255, 179, 0, 0.3);
}

.alert-icon {
  font-size: 18px;
  line-height: 1;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.alert-message {
  font-size: 12px;
  color: var(--text-muted);
}

.alert-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 24px;
}

.empty-icon {
  font-size: 54px;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 20px rgba(0, 229, 255, 0.2));
}

.empty-state h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.empty-state p {
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
  font-size: 14px;
}

/* Overview Cards */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
}

.stat-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.stat-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.stat-icon {
  font-size: 16px;
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-value.mono {
  font-family: var(--font-mono);
  font-size: 18px;
  word-break: break-all;
}

.stat-value.fair-tag {
  color: var(--accent-green);
  text-shadow: 0 0 16px var(--accent-green-glow);
  font-size: 20px;
}

.stat-foot {
  font-size: 11px;
  color: var(--text-muted);
}

.highlight-card {
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.06), rgba(18, 24, 38, 0.95));
  border-color: rgba(0, 230, 118, 0.25);
}

/* Suggestion Card */
.suggestion-card {
  background: linear-gradient(135deg, rgba(28, 36, 56, 0.9), rgba(15, 20, 32, 0.95));
  border: 1px solid rgba(179, 136, 255, 0.25);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(179, 136, 255, 0.08);
}

.suggestion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.accent-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
}

.card-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 3px;
}

.btn-action {
  background: linear-gradient(135deg, #7c4dff, #651fff);
  color: #fff;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(124, 77, 255, 0.4);
}

.btn-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(124, 77, 255, 0.6);
  background: linear-gradient(135deg, #8c5dff, #752fff);
}

.pick-result-box {
  background: rgba(10, 13, 20, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

.pick-idle {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  padding: 24px;
}

.pick-active {
  animation: fadeIn 0.35s ease;
}

.pick-showcase {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.color-orb-preview {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  padding: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.6);
  transition: all 0.3s ease;
}

.orb-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: #ffd700;
  box-shadow: 0 0 24px currentColor;
}

.pick-badge-row {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}

.badge-rec {
  background: rgba(0, 229, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 229, 255, 0.3);
}

.badge-strategy {
  background: rgba(179, 136, 255, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(179, 136, 255, 0.3);
}

.pick-color-name {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 4px;
}

.pick-rationale {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 650px;
  line-height: 1.5;
}

/* MANDATORY MATHEMATICAL DISCLAIMER BADGE */
.disclaimer-badge {
  background: rgba(13, 20, 32, 0.9);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-left: 4px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.disclaimer-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.disclaimer-text {
  font-size: 12px;
  color: #c9d6e8;
  line-height: 1.5;
}

.disclaimer-text strong {
  color: var(--accent-cyan);
}

/* 6-Color Grid */
.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.legend-badge {
  font-size: 12px;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

.legend-badge strong {
  color: var(--accent-cyan);
}

.color-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.color-card {
  background: rgba(12, 16, 26, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.color-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.5);
}

.color-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.color-pip {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  box-shadow: 0 0 10px currentColor;
  flex-shrink: 0;
}

.color-title-block {
  overflow: hidden;
}

.color-name {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.color-hex {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.color-count-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.color-count {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}

.color-count-label {
  font-size: 11px;
  color: var(--text-dim);
}

.progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.color-stat-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.color-percentage {
  font-weight: 700;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.color-deviation {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.dev-pos {
  background: rgba(0, 230, 118, 0.12);
  color: var(--accent-green);
}

.dev-neg {
  background: rgba(255, 59, 48, 0.12);
  color: #ff5252;
}

.dev-neutral {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
}

/* Roll History Table */
.history-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.audit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.audit-table th {
  padding: 12px 16px;
  background: rgba(10, 13, 20, 0.6);
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-color);
}

.audit-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

.audit-table tbody tr {
  transition: background 0.15s;
}

.audit-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.roll-id-cell {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent-cyan);
}

.hash-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hash-text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.35);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-hash-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 12px;
  padding: 4px;
  border-radius: 4px;
  transition: color 0.15s;
}

.copy-hash-btn:hover {
  color: #fff;
}

/* Dice Badges / Dots */
.dice-container {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dice-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  transition: transform 0.15s;
}

.dice-chip:hover {
  transform: scale(1.06);
}

.dice-chip-pip {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  box-shadow: 0 0 8px currentColor;
}

.time-cell {
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
}

.verified-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  background: rgba(0, 230, 118, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(0, 230, 118, 0.25);
}

.rigged-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  background: rgba(255, 59, 48, 0.1);
  color: #ff5252;
  border: 1px solid rgba(255, 59, 48, 0.3);
}

/* Footer */
.app-footer {
  margin-top: 40px;
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--text-dim);
}

.footer-sub code {
  color: var(--accent-cyan);
}

/* Utilities */
.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .color-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 680px) {
  .app-container {
    padding: 20px 14px 60px 14px;
  }
  .brand-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .search-form {
    flex-direction: column;
  }
  .btn-primary {
    height: 48px;
  }
  .overview-grid {
    grid-template-columns: 1fr;
  }
  .color-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pick-showcase {
    flex-direction: column;
    align-items: flex-start;
  }
}