/* ==========================================================================
   krapht studio - Official Design System
   Aesthetic: Ultra-Clean Dark Editorial, 0px Sharp Geometry, Zero Border Noise
   ========================================================================== */

:root {
  --bg-pitch: #080808;
  --bg-surface-1: #101010;
  --bg-surface-2: #161616;
  --bg-surface-3: #1f1f1f;
  --bg-hover: rgba(255, 255, 255, 0.05);

  --text-primary: #f5f5f5;
  --text-secondary: #a3a3a3;
  --text-muted: #666666;

  --accent-amber: #f59e0b;
  --accent-amber-subtle: rgba(245, 158, 11, 0.12);
  --accent-cyan: #06b6d4;

  --divider: rgba(255, 255, 255, 0.08);
  --divider-strong: rgba(255, 255, 255, 0.16);

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

  --container-max: 1240px;
  --header-height: 64px;
}

/* Base Reset - Strict 0px Corner Rule */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important; /* CRITICAL: Absolute 0px sharp rectangle */
}

html {
  font-family: var(--font-body);
  background-color: var(--bg-pitch);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-pitch);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(245, 158, 11, 0.04) 0%, transparent 40%),
    linear-gradient(180deg, rgba(255,255,255,0.01) 1px, transparent 1px);
  background-size: 100% 100%, 100% 48px;
}

/* Links & Typography */
a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.15s ease, color 0.15s ease;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

strong, b {
  font-weight: 500;
}


.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-amber);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-divider {
  border: none;
  border-bottom: 1px solid var(--divider);
  width: 100%;
}

/* Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--divider);
  height: var(--header-height);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.brand-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: #ffffff;
}

.brand-title span {
  color: var(--accent-amber);
  font-weight: 400;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.2vw, 1.4rem);
  list-style: none;
}

.nav-item a {
  font-size: 0.85rem;
  font-weight: 400;
  white-space: nowrap;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  padding: 0.4rem 0.2rem;
  position: relative;
}

.nav-item a:hover {
  color: var(--text-primary);
}

.nav-item a.active {
  color: var(--accent-amber);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.krapht-lang-picker {
  display: flex;
  align-items: center;
  background-color: var(--bg-surface-2);
  padding: 0.2rem 0.4rem;
}

.krapht-lang-picker .lang-icon {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  margin-right: 0.35rem;
  user-select: none;
}

.krapht-lang-select {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-primary);
  background: transparent;
  border: none !important;
  border-radius: 0 !important;
  outline: none;
  cursor: pointer;
  padding: 0.15rem 0.2rem;
  letter-spacing: 0.04em;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.krapht-lang-select option {
  background-color: #0c0c0c;
  color: #f0f0f0;
  border-radius: 0 !important;
}

.krapht-lang-picker:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.nav-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  background-color: var(--bg-surface-2);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-badge .pulse-dot {
  width: 6px;
  height: 6px;
  background-color: #10b981;
  display: inline-block;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}

/* Hero Section */
.hero-section {
  padding: 5rem 0 4rem;
  position: relative;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.08;
  font-weight: 500;
  letter-spacing: -0.035em;
  max-width: 960px;
  margin-bottom: 1.5rem;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 720px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Sharp Action Buttons - Pure Geometry, Seamless Design */
.btn-sharp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  font-size: 0.88rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  border: none;
}

.btn-primary {
  background-color: var(--accent-amber);
  color: #000000;
}

.btn-primary:hover {
  background-color: #fbbf24;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-surface-2);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-3);
  color: #ffffff;
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

/* Flagship Feature Section - krapht Phoenix */
.flagship-section {
  padding: 4rem 0 5rem;
}

.section-header-block {
  margin-bottom: 3rem;
}

.section-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-amber);
  margin-bottom: 0.4rem;
}

.section-heading {
  font-size: 2.2rem;
  letter-spacing: -0.025em;
  margin-bottom: 0.6rem;
}

.section-subtext {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 640px;
}

.flagship-grid {
  display: grid;
  grid-template-columns: 1.28fr 1fr;
  gap: 2.8rem;
  align-items: start;
}

/* Interactive Phone Screen Viewer & Dual Showcase Stage */
.screen-viewer-box {
  background-color: var(--bg-surface-1);
  position: relative;
}

/* Form Factor Switcher Bar */
.form-factor-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.8rem;
  background-color: var(--bg-surface-2);
  border-bottom: 1px solid var(--divider);
}

.form-factor-tabs {
  display: flex;
  gap: 1px;
  background-color: var(--divider);
}

.ff-tab-btn {
  background-color: var(--bg-surface-1);
  color: var(--text-secondary);
  border: none;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.15s ease;
}

.ff-tab-btn:hover {
  background-color: var(--bg-surface-2);
  color: var(--text-primary);
}

.ff-tab-btn.active {
  background-color: var(--bg-surface-3);
  color: #ffffff;
}

.ff-tab-dot {
  width: 5px;
  height: 5px;
  background-color: var(--accent-amber);
}

.ff-indicator-text {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.screen-viewport {
  width: 100%;
  height: 600px;
  max-height: 80vh;
  background-color: #030303;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Dual Device Viewport Layout - True-to-Life Physical Proportion */
.screen-viewport.dual-viewport {
  display: flex;
  justify-content: center;
  align-items: flex-end; /* 실제 기기를 테이블 위에 나란히 세워둔 바닥선 정렬 */
  gap: 2.2rem;
  padding: 2.2rem 1.8rem 1.5rem 1.8rem;
  height: 640px;
  max-height: 85vh;
  background-color: #030303;
  position: relative;
  overflow: hidden;
}

.dual-pane {
  background-color: #050505;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.75);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 👑 실제 1:1 물리 치수 비례: Fold(153.5mm) vs Pixel 7(155.6mm) vs Small Phone(132mm) */
.dual-viewport[data-active-view="triple"] .fold-pane,
.dual-viewport[data-active-view="dual"] .fold-pane {
  width: 290px;
  height: 530px; /* 폴드 8(153.5mm): 듬직하고 넓은 폼팩터 */
  flex: none;
  display: flex;
}

.dual-viewport[data-active-view="triple"] .phone-pane,
.dual-viewport[data-active-view="dual"] .phone-pane {
  width: 236px;
  height: 542px; /* 픽셀 7(155.6mm): 가장 키가 크고 훤칠한 표준 바 폰 */
  flex: none;
  display: flex;
  margin-bottom: 0;
}

.dual-viewport[data-active-view="triple"] .small-pane {
  width: 215px;
  height: 455px; /* 스몰폰(132mm): 4.7인치 아담한 한 손 폰 */
  flex: none;
  display: flex;
  margin-bottom: 0;
}

.dual-viewport[data-active-view="dual"] .small-pane {
  display: none;
}

/* 단독 포커스 모드: 뷰포트 중심 꽉 채움 */
.dual-viewport[data-active-view="fold"] {
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.dual-viewport[data-active-view="fold"] .fold-pane {
  width: 100%;
  max-width: 480px;
  height: 100%;
  max-height: 580px;
  flex: 1;
  display: flex;
}

.dual-viewport[data-active-view="fold"] .phone-pane,
.dual-viewport[data-active-view="fold"] .small-pane {
  display: none;
}

.dual-viewport[data-active-view="phone"] {
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.dual-viewport[data-active-view="phone"] .phone-pane {
  width: 100%;
  max-width: 280px;
  height: 100%;
  max-height: 580px;
  flex: 1;
  display: flex;
}

.dual-viewport[data-active-view="phone"] .fold-pane,
.dual-viewport[data-active-view="phone"] .small-pane {
  display: none;
}

.dual-viewport[data-active-view="small"] {
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.dual-viewport[data-active-view="small"] .small-pane {
  width: 100%;
  max-width: 260px;
  height: 100%;
  max-height: 550px;
  flex: 1;
  display: flex;
}

.dual-viewport[data-active-view="small"] .fold-pane,
.dual-viewport[data-active-view="small"] .phone-pane {
  display: none;
}

@media (max-width: 900px) {
  .screen-viewport.dual-viewport {
    gap: 0.8rem;
    padding: 1.2rem 0.5rem 1rem 0.5rem;
    height: 520px;
    overflow-x: auto;
    justify-content: flex-start;
  }

  .dual-viewport[data-active-view="triple"] .fold-pane {
    width: 240px;
    height: 440px;
  }

  .dual-viewport[data-active-view="triple"] .phone-pane {
    width: 195px;
    height: 450px;
  }

  .dual-viewport[data-active-view="triple"] .small-pane {
    width: 180px;
    height: 380px;
  }
}

.device-tag-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.75rem;
  background-color: var(--bg-surface-1);
  border-bottom: 1px solid var(--divider);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  flex-shrink: 0;
}

.device-tag-title {
  color: var(--accent-amber);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.device-tag-spec {
  color: var(--text-muted);
  font-size: 0.62rem;
}

.dual-pane a {
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.dual-pane img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.dual-pane:hover img {
  transform: scale(1.015);
}

.screen-viewport-hint {
  position: absolute;
  bottom: 0.8rem;
  right: 0.8rem;
  background: rgba(8, 8, 8, 0.85);
  backdrop-filter: blur(8px);
  padding: 0.25rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-amber);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  opacity: 0.85;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.dual-pane:hover .screen-viewport-hint {
  opacity: 1;
}

.screen-caption-bar {
  padding: 0.85rem 1.2rem;
  background-color: var(--bg-surface-2);
  border-top: 1px solid var(--divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

.caption-label {
  font-family: var(--font-mono);
  color: var(--accent-amber);
}

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

/* 👑 Direct Link Banner to 52-Screenshot Master Archive */
.screenshot-archive-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: rgba(245, 158, 11, 0.08);
  border-top: 1px solid rgba(245, 158, 11, 0.22);
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.screenshot-archive-banner:hover {
  background: rgba(245, 158, 11, 0.16);
}

.archive-banner-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.archive-banner-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  letter-spacing: 0.05em;
}

.archive-banner-title {
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 500;
  margin-top: 0.15rem;
}

.archive-banner-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-amber);
  white-space: nowrap;
}

/* Interactive Tabs */
.index-jump-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--divider);
  margin-top: 1px;
}

.index-tab-btn {
  background-color: var(--bg-surface-1);
  color: var(--text-secondary);
  padding: 0.9rem 0.8rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  font-family: var(--font-body);
}

.index-tab-btn:hover {
  background-color: var(--bg-surface-2);
  color: var(--text-primary);
}

.index-tab-btn.active {
  background-color: var(--bg-surface-3);
  color: #ffffff;
}

.index-tab-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-amber);
  display: block;
  margin-bottom: 0.2rem;
}

.index-tab-name {
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* Flagship Details Column */
.flagship-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.flagship-badge-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.detail-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  background-color: var(--accent-amber-subtle);
  color: var(--accent-amber);
}

.flagship-name {
  font-size: 2.2rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.flagship-summary {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin: 0.5rem 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background-color: var(--bg-surface-1);
  padding: 0.8rem 1rem;
}

.feature-item strong {
  color: var(--text-primary);
  display: block;
  font-size: 0.92rem;
  margin-bottom: 0.15rem;
}

.feature-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-amber);
  margin-top: 0.45rem;
  flex-shrink: 0;
}

/* App Lineup Grid (Studio Portfolio) */
.portfolio-section {
  padding: 5rem 0;
  background-color: #0b0b0b;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.app-card {
  background-color: var(--bg-surface-1);
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, background-color 0.2s ease;
  position: relative;
}

.app-card:hover {
  background-color: var(--bg-surface-2);
  transform: translateY(-2px);
}

.app-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.4rem;
}

.app-icon-frame {
  width: 54px;
  height: 54px;
  background-color: var(--bg-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.app-icon-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-status-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.5rem;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

.app-card-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.app-card-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.app-card-footer {
  border-top: 1px solid var(--divider);
  padding-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

.app-category {
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.app-link-text {
  font-weight: 400;
  color: var(--accent-amber);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.15s ease;
}

.app-link-text:hover {
  color: #ffffff;
}

.app-link-muted {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.pulse-dot-green {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: #4ade80;
  margin-right: 4px;
  vertical-align: middle;
}

/* Engineering Philosophy Section */
.philosophy-section {
  padding: 5rem 0;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.manifesto-box {
  background-color: var(--bg-surface-1);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.manifesto-idx {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent-amber);
  margin-bottom: 1rem;
}

.manifesto-title {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.manifesto-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Release Notes / Changelog */
.changelog-section {
  padding: 4rem 0 5rem;
  background-color: #090909;
}

.changelog-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
}

.changelog-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--divider-strong);
  background-color: var(--bg-surface-1);
}

.changelog-table td {
  padding: 1rem;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--divider);
  color: var(--text-secondary);
  vertical-align: top;
}

.changelog-table tr:hover td {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.version-chip {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 400;
  color: var(--accent-amber);
}

/* Developer & Contact Section */
.contact-section {
  padding: 5rem 0;
}

.contact-card {
  background-color: var(--bg-surface-1);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.contact-left h2 {
  font-size: 2.2rem;
  margin-bottom: 0.8rem;
  letter-spacing: -0.025em;
}

.contact-left p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.contact-right {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.contact-info-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.info-value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.info-value a {
  color: var(--accent-amber);
}

/* Site Footer */
.site-footer {
  background-color: #050505;
  border-top: 1px solid var(--divider);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
}

.footer-links {
  display: flex;
  gap: 1.8rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--accent-amber);
}

.footer-bottom {
  border-top: 1px solid var(--divider);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Subpage Layout (Privacy, Terms, Tutorial) */
.subpage-hero {
  padding: 4rem 0 2.5rem;
  border-bottom: 1px solid var(--divider);
}

.subpage-title {
  font-size: 2.8rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.6rem;
}

.subpage-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.subpage-body {
  padding: 3.5rem 0 5rem;
  max-width: 860px;
}

.legal-article {
  margin-bottom: 2.5rem;
}

.legal-article h2 {
  font-size: 1.35rem;
  margin-bottom: 0.8rem;
  letter-spacing: -0.015em;
  color: #ffffff;
  border-bottom: 1px solid var(--divider);
  padding-bottom: 0.4rem;
}

.legal-article h3 {
  font-size: 1.05rem;
  margin: 1rem 0 0.4rem;
  color: var(--accent-amber);
}

.legal-article p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 0.8rem;
}

.legal-article ul {
  list-style: square;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ==========================================================================
   krapht Visual Master Guide & Mega Screenshot Archive
   ========================================================================== */

/* ==========================================================================
   krapht Phoenix - Master 6-Section Console & 14-Strip Architecture
   ========================================================================== */

.phoenix-index-console {
  background: var(--bg-surface-1);
  margin-bottom: 2rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}

.phoenix-index-header {
  padding: 1rem 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--divider);
}

.phoenix-index-active-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-amber);
  letter-spacing: 0.08em;
}

.phoenix-index-active-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.phoenix-index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, auto);
}

.phoenix-index-item {
  padding: 1rem 1.4rem;
  background: transparent;
  border: none;
  border-right: 1px solid var(--divider);
  border-bottom: 1px solid var(--divider);
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.phoenix-index-item:nth-child(3n) {
  border-right: none;
}

.phoenix-index-item:nth-child(n+4) {
  border-bottom: none;
}

.phoenix-index-item:hover {
  background: var(--bg-surface-2);
}

.phoenix-index-item.active {
  background: rgba(255, 255, 255, 0.06);
}

.phoenix-index-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  letter-spacing: 0.05em;
}

.phoenix-index-name {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.phoenix-index-item.active .phoenix-index-name {
  color: #ffffff;
}

/* 14-Strip Sub-Filter Bar */
.strip-filter-bar {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.6rem;
  margin-bottom: 2.5rem;
}

.strip-filter-chip {
  background: var(--bg-surface-1);
  border: none;
  padding: 0.5rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.strip-filter-chip:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

.strip-filter-chip.active {
  background: var(--bg-surface-2);
  color: #ffffff;
  box-shadow: inset 0 -2px 0 var(--accent-amber);
}

.strip-color-dot {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .phoenix-index-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .phoenix-index-item:nth-child(3n) {
    border-right: 1px solid var(--divider);
  }
  .phoenix-index-item:nth-child(2n) {
    border-right: none;
  }
  .phoenix-index-item:nth-child(n+5) {
    border-bottom: none;
  }
}


.tutorial-step-card {
  background-color: var(--bg-surface-1);
  border: none;
  padding: 1.8rem 2rem;
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 2.5rem;
  align-items: center;
  transition: background-color 0.25s ease;
}

.tutorial-step-card:hover {
  background-color: var(--bg-surface-2);
}

.tutorial-media-frame {
  background: #000000;
  overflow: hidden;
  max-width: 240px;
  width: 100%;
  justify-self: end;
  border: none;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.85);
  display: flex;
  flex-direction: column;
}

.tutorial-media-frame img {
  width: 100%;
  height: auto;
  max-height: 420px;
  display: block;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.tutorial-media-frame:hover img {
  transform: scale(1.02);
}

.tutorial-media-caption {
  background: var(--bg-surface-1);
  border-top: 1px solid var(--divider);
  padding: 0.5rem 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tutorial-media-caption span {
  color: var(--accent-amber);
}

.tutorial-step-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.tutorial-step-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-bottom: 0.6rem;
  display: inline-block;
  letter-spacing: 0.08em;
}

.tutorial-step-body h3 {
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 0.8rem;
  line-height: 1.4;
  color: var(--text-primary);
}

.tutorial-step-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 1.2rem;
}

.tutorial-step-points {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2rem 0;
}

.tutorial-step-points li {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.tutorial-step-points li::before {
  content: '■';
  font-size: 0.65rem;
  color: var(--accent-amber);
  margin-top: 0.2rem;
}

.tutorial-tip-box {
  background: rgba(245, 158, 11, 0.05);
  border-left: 2px solid var(--accent-amber);
  padding: 0.8rem 1.2rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.tutorial-tip-box strong {
  color: var(--accent-amber);
}

@media (max-width: 900px) {
  .tutorial-step-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
  }
  .tutorial-media-frame {
    max-width: 200px;
    justify-self: center;
    margin: 0 auto;
  }
}


/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .flagship-grid { grid-template-columns: 1fr; gap: 2rem; }
  .apps-grid { grid-template-columns: repeat(2, 1fr); }
  .manifesto-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-card { grid-template-columns: 1fr; padding: 2rem; }
}

@media (max-width: 720px) {
  .hero-title { font-size: 2.1rem; }
  .nav-links { display: none; } /* Mobile minimal view */
  .apps-grid { grid-template-columns: 1fr; }
  .manifesto-grid { grid-template-columns: 1fr; }
  .index-jump-nav { grid-template-columns: repeat(2, 1fr); }
  .footer-top, .footer-bottom { flex-direction: column; align-items: flex-start; gap: 1rem; }
}


/* ==========================================================================
   krapht Widgets Suite - Dedicated Showroom & Gallery Styles
   ========================================================================== */

.widgets-hero-banner {
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.08) 0%, rgba(8, 8, 8, 0) 100%);
  border-bottom: 1px solid var(--divider);
  padding: 4rem 0 3rem 0;
}

.widgets-preview-container {
  margin-top: 2.5rem;
  border: 1px solid var(--divider-strong);
  background: var(--bg-surface-1);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
}

.widgets-preview-container img {
  width: 100%;
  height: auto;
  display: block;
}

/* 👑 Widgets Suite Vertical Multi-Device Showcase */
.widgets-vertical-showcase {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.widgets-vphone-card {
  background: var(--bg-surface-1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease;
}

.widgets-vphone-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.05);
}

.widgets-vphone-header {
  padding: 0.6rem 0.8rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.widgets-vphone-header .vphone-title {
  color: var(--accent-amber);
  font-weight: 600;
}

.widgets-vphone-header .vphone-badge {
  color: var(--text-muted);
}

.widgets-vphone-media {
  width: 100%;
  aspect-ratio: 1200 / 2541;
  background: #000;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.widgets-vphone-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.widgets-vphone-footer {
  padding: 0.75rem 0.85rem;
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid var(--divider);
}

.widgets-vphone-footer .vphone-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.25rem;
}

.widgets-vphone-footer .vphone-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

@media (max-width: 992px) {
  .widgets-vertical-showcase {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .widgets-vertical-showcase {
    grid-template-columns: 1fr;
  }
}

.pricing-vip-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(16, 16, 16, 0.95) 100%);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 2.5rem;
  margin: 3rem 0;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: center;
}

.pricing-vip-card.standalone {
  background: var(--bg-surface-1);
  border: 1px solid var(--divider-strong);
}

.vip-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.15);
  padding: 0.3rem 0.8rem;
  border-left: 2px solid var(--accent-amber);
  margin-bottom: 1rem;
}

.price-display {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin: 1rem 0;
}

.price-display .price-curr {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent-amber);
}

.price-display .price-num {
  font-size: 3.2rem;
  font-weight: 500;
  font-family: var(--font-display);
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.price-display .price-period {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.widget-tiers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.widget-master-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--divider);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.widget-master-card:hover {
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-2px);
}

.widget-master-card.pro-card {
  border-top: 2px solid var(--accent-amber);
}

.widget-master-card.free-card {
  border-top: 2px solid var(--accent-cyan);
}

.widget-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.widget-size-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
  background: var(--bg-surface-2);
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--divider);
}

.scenic-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
  margin: 2.5rem 0;
}

.scenic-item-card {
  background: var(--bg-surface-2);
  border: 1px solid var(--divider);
  overflow: hidden;
  position: relative;
  transition: all 0.2s ease;
}

.scenic-item-card:hover {
  border-color: var(--accent-amber);
  transform: scale(1.03);
  z-index: 2;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.8);
}

.scenic-item-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

.scenic-item-info {
  padding: 0.5rem 0.6rem;
  background: var(--bg-surface-1);
  border-top: 1px solid var(--divider);
}

.scenic-item-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-amber);
  font-weight: 500;
}

.scenic-item-title {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 0.15rem;
}

.feature-mode-triad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.feature-mode-box {
  background: var(--bg-surface-1);
  border: 1px solid var(--divider);
  padding: 1.8rem;
}

.feature-mode-box h4 {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent-amber);
  margin-bottom: 0.6rem;
}

@media (max-width: 900px) {
  .pricing-vip-card { grid-template-columns: 1fr; }
  .widget-tiers-grid { grid-template-columns: 1fr; }
  .feature-mode-triad { grid-template-columns: 1fr; }
  .scenic-gallery-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
}

.widget-thumb-frame {
  width: 100%;
  height: 250px;
  background: #050505;
  border: 1px solid var(--divider);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin: 1.2rem 0;
  padding: 0;
  position: relative;
}

.widget-thumb-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 22%;
  display: block;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), filter 0.35s ease;
}

.widget-master-card:hover .widget-thumb-frame img {
  transform: scale(1.04);
}


/* ==========================================================================
   krapht Launcher Trilogy - Comparison Matrix Styles
   ========================================================================== */

.trilogy-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, rgba(8, 8, 8, 0) 0%, rgba(245, 158, 11, 0.03) 50%, rgba(8, 8, 8, 0) 100%);
  border-bottom: 1px solid var(--divider);
}

.trilogy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.trilogy-card {
  background: var(--bg-surface-1);
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

.trilogy-card:hover {
  background: var(--bg-surface-2);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

.trilogy-card.card-live {
  /* clean square box */
}

.trilogy-card.card-phoenix {
  /* clean square box */
}

.trilogy-card.card-gold {
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.04) 0%, var(--bg-surface-1) 100%);
}

.trilogy-target-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  margin-bottom: 1.2rem;
  display: inline-block;
  width: fit-content;
}

.trilogy-points-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.trilogy-points-list li {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.trilogy-points-list li::before {
  content: '■';
  font-size: 0.55rem;
  color: var(--accent-amber);
  flex-shrink: 0;
  margin-top: 0.35rem;
}

.card-live .trilogy-points-list li::before {
  color: #4ade80;
}

.card-phoenix .trilogy-points-list li::before {
  color: #a3a3a3;
}

@media (max-width: 960px) {
  .trilogy-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   krapht Phoenix Gold - Master 52-Screenshot Archive & Lightbox
   ========================================================================== */

.archive-gallery-hub {
  margin: 2rem 0 3.5rem 0;
}

.gallery-control-panel {
  background: var(--bg-surface-1);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-bottom: 1px solid var(--divider);
}

.gallery-filter-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.gallery-filter-btn {
  background: var(--bg-surface-2);
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 400;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.gallery-filter-btn:hover {
  background: var(--bg-surface-3);
  color: var(--text-primary);
}

.gallery-filter-btn.active {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
}

.gallery-badge-count {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 0.1rem 0.45rem;
  border-radius: 9999px !important; /* Circle badge permitted */
}

.gallery-filter-btn.active .gallery-badge-count {
  background: var(--accent-amber);
  color: #080808;
}

.gallery-search-bar {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.gallery-search-input {
  flex: 1;
  background: var(--bg-surface-2);
  border: none;
  padding: 0.6rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.86rem;
  outline: none;
}

.gallery-search-input:focus {
  background: var(--bg-surface-3);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.5rem;
}

.gallery-card {
  background: var(--bg-surface-1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.2s ease, background-color 0.2s ease;
  cursor: pointer;
}

.gallery-card:hover {
  background: var(--bg-surface-2);
  transform: translateY(-4px);
}

.gallery-card-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 18;
  background: #050505;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-card-thumb-wrap.is-landscape {
  aspect-ratio: 16 / 9;
}

.gallery-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.3s ease;
}

.gallery-card:hover .gallery-card-img {
  transform: scale(1.025);
}

.gallery-card-overlay-badge {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  background: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(8px);
  padding: 0.2rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-amber);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.gallery-card-body {
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  flex-grow: 1;
}

.gallery-card-category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gallery-card-title {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.35;
}

.gallery-card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  font-weight: 400;
}

.gallery-card-meta {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* Lightbox Modal */
.gallery-lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(4, 4, 4, 0.94);
  backdrop-filter: blur(16px);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.gallery-lightbox-modal.active {
  display: flex;
}

.lightbox-content-wrap {
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  gap: 2rem;
  background: var(--bg-surface-1);
  padding: 1.5rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8);
  position: relative;
}

.lightbox-img-pane {
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.lightbox-img-pane img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

.lightbox-info-pane {
  width: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.lightbox-close-btn {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: var(--bg-surface-2);
  border: none;
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  transition: background 0.2s ease;
  z-index: 10;
}

.lightbox-close-btn:hover {
  background: var(--accent-amber);
  color: #000;
}

@media (max-width: 900px) {
  .lightbox-content-wrap {
    flex-direction: column;
    max-height: 92vh;
    overflow-y: auto;
  }
  .lightbox-info-pane {
    width: 100%;
  }
}
/* ==========================================================================
   krapht Widgets Suite - Crown Jewels 4 Signature Masterpieces
   ========================================================================== */

.crown-tabs-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--divider);
  margin-bottom: 3rem;
  border: 1px solid var(--divider);
}

.crown-tab-btn {
  background: var(--bg-surface-1);
  border: none;
  border-radius: 0;
  padding: 1.2rem 1rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.crown-tab-btn:hover {
  background: var(--bg-surface-2);
}

.crown-tab-btn.active {
  background: var(--bg-surface-2);
}

.crown-tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-amber);
}

.crown-tab-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.crown-tab-btn.active .crown-tab-num {
  color: var(--accent-amber);
}

.crown-tab-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

.crown-tab-btn.active .crown-tab-title {
  color: var(--text-primary);
}

.crown-tab-panel {
  display: none;
  animation: crownFade 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.crown-tab-panel.active {
  display: block;
}

@keyframes crownFade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.crown-split-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

.crown-media-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  background: #040404;
  padding: 1.5rem;
  border: 1px solid var(--divider);
}

.crown-media-pair.single-landscape {
  grid-template-columns: 1fr;
}

.crown-media-card {
  position: relative;
  background: #000;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.crown-media-card img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.crown-media-card:hover img {
  transform: scale(1.03);
}

.crown-media-caption {
  padding: 0.8rem 1rem;
  background: var(--bg-surface-1);
  border-top: 1px solid var(--divider);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.crown-media-caption span {
  color: var(--accent-amber);
}

.crown-info-pane {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.crown-badge-row {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  flex-wrap: wrap;
}

.crown-title {
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-primary);
}

.crown-desc {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.crown-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.crown-spec-item {
  background: var(--bg-surface-1);
  border: 1px solid var(--divider);
  padding: 1.1rem;
}

.crown-spec-item-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
}

.crown-spec-item-val {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

@media (max-width: 992px) {
  .crown-tabs-nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .crown-split-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .crown-tabs-nav {
    grid-template-columns: 1fr;
  }
  .crown-media-pair {
    grid-template-columns: 1fr;
    padding: 1rem;
  }
  .crown-title {
    font-size: 1.6rem;
  }
  .crown-spec-grid {
    grid-template-columns: 1fr;
  }
}