/* ==========================================================================
   TUỔI THƠ - OFFICIAL GAME SHOWCASE & ENTERPRISE COMPLIANCE PORTAL
   Combining Game Introduction, UI Screenshots Gallery & Google Play Privacy Policy
   Design: Modern Clean Glassmorphism (Material 3 + Inter / Outfit)
   ========================================================================== */

:root {
  /* Color Tokens - Fresh & Luminous Village Theme (Primary Default) */
  --bg-main: #f8fafc;
  --bg-surface: rgba(255, 255, 255, 0.88);
  --bg-surface-elevated: rgba(255, 255, 255, 0.96);
  --bg-glass: rgba(255, 255, 255, 0.92);
  --bg-glass-card: rgba(255, 255, 255, 0.86);

  --border-color: rgba(203, 213, 225, 0.8);
  --border-highlight: rgba(16, 185, 129, 0.5);

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-gold: #d97706;

  --accent-primary: #2563eb;
  --accent-primary-hover: #1d4ed8;
  --accent-emerald: #059669;
  --accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --accent-amber: #d97706;
  --accent-rose: #e11d48;
  --accent-purple: #7c3aed;

  --gradient-village: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
  --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --gradient-hero: radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.15) 0%, transparent 60%);

  --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 28px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.14);
  --shadow-mockup: 0 25px 60px -15px rgba(15, 23, 42, 0.25);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-pill: 9999px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;

  --header-height: 74px;
}


/* ================= RESET & BASE ================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 15px;
  overflow-x: hidden;
  background-image: 
    linear-gradient(180deg, rgba(255, 255, 255, 0.35) 0%, rgba(248, 250, 252, 0.5) 35%, rgba(241, 245, 249, 0.75) 100%),
    url('assets/village_landscape_bg.jpg');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  background-repeat: no-repeat;
  min-height: 100vh;
}


h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: var(--accent-primary-hover);
}

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

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section Header Shared */
.section-intro {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-primary);
  border: 1px solid rgba(59, 130, 246, 0.25);
  margin-bottom: 0.75rem;
}

.section-tag.emerald {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border-color: rgba(16, 185, 129, 0.25);
}

.section-tag.amber {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
  border-color: rgba(245, 158, 11, 0.25);
}

.section-heading {
  font-size: 2.2rem;
  margin-bottom: 0.85rem;
}

.section-subtext {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* ================= HEADER & NAV ================= */
.site-navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.nav-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
}

.nav-brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--gradient-village);
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-pill);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

/* ================= BUTTONS ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.lang-switch-group {
  display: inline-flex;
  align-items: center;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 700;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  line-height: 1;
}

.lang-btn:hover {
  color: var(--text-primary);
}

.lang-btn.active {
  background: var(--accent-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}

/* Language Visibility Rules */
html[lang="vi"] .block-en {
  display: none !important;
}

html[lang="en"] .block-vi {
  display: none !important;
}

.btn-chplay {
  background: #000;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.btn-chplay:hover {
  background: #111;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--accent-primary-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background: var(--border-color);
  color: var(--text-primary);
  text-decoration: none;
}

.btn-danger {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  border-color: rgba(244, 63, 94, 0.3);
}

.btn-danger:hover {
  background: #f43f5e;
  color: #fff;
  text-decoration: none;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-md);
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  color: var(--text-primary);
  background: var(--border-color);
}

/* ================= HERO SECTION ================= */
.hero-section {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badges-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid transparent;
}

.hero-tag-play {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.hero-tag-enterprise {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border-color: rgba(99, 102, 241, 0.3);
}

.hero-tag-offline {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.4);
  font-weight: 700;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.google-play-btn-large {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: #000;
  color: #fff;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  transition: all 0.2s ease;
  text-decoration: none;
}

.google-play-btn-large:hover {
  background: #111;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
  text-decoration: none;
}

.google-play-btn-large i {
  font-size: 1.8rem;
  color: #34d399;
}

.gp-text-sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #94a3b8;
  display: block;
}

.gp-text-main {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  display: block;
  line-height: 1.2;
}

/* Hero Key Specs Pills */
.hero-specs-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  width: 100%;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.spec-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Hero Visual / Mockup Frame */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-mockup-frame {
  width: 290px;
  height: 590px;
  background: #111;
  border-radius: 42px;
  padding: 11px;
  box-shadow: var(--shadow-mockup);
  border: 4px solid #334155;
  position: relative;
  z-index: 2;
  transition: transform 0.4s ease;
}

.phone-mockup-frame:hover {
  transform: translateY(-8px) rotate(-1deg);
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background: #000;
  position: relative;
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 18px;
  background: #111;
  border-radius: 10px;
  z-index: 10;
}

.hero-glow-backdrop {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.22) 0%, rgba(59, 130, 246, 0.15) 50%, transparent 70%);
  filter: blur(40px);
  z-index: 1;
  pointer-events: none;
}

/* ================= SECTION: GAME STORY & ABOUT ================= */
.about-section {
  padding: 5rem 0;
  border-top: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}


.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-banner-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about-banner-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.about-banner-card:hover img {
  transform: scale(1.03);
}

.about-content h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  font-size: 1rem;
}

.highlights-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 1.5rem 0;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.highlight-item i {
  color: var(--accent-emerald);
  font-size: 1.1rem;
  margin-top: 0.15rem;
}

/* ================= SECTION: GAME FEATURES ================= */
.features-section {
  padding: 5rem 0;
  border-top: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.52);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}


.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.feature-card:hover {
  border-color: var(--border-highlight);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.icon-emerald { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }
.icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-primary); }
.icon-purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.icon-rose { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }

.feature-card h4 {
  font-size: 1.2rem;
  margin-bottom: 0.6rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* ================= SECTION: SCREENSHOTS / UI GALLERY ================= */
.screenshots-section {
  padding: 5rem 0;
  border-top: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}


.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.gallery-item:hover {
  transform: translateY(-6px);
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-lg);
}

.gallery-img-wrapper {
  aspect-ratio: 9 / 16;
  width: 100%;
  overflow: hidden;
  position: relative;
}

.gallery-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-img-wrapper img {
  transform: scale(1.05);
}

.gallery-item-caption {
  padding: 1rem;
  background: var(--bg-surface-elevated);
  border-top: 1px solid var(--border-color);
}

.gallery-item-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: 0.25rem;
  display: block;
}

.gallery-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.gallery-item-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* ================= SECTION: PRIVACY POLICY & COMPLIANCE ================= */
.privacy-section-container {
  padding: 5rem 0;
  border-top: 1px solid var(--border-color);
}

.policy-block-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.policy-block-card h3 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.policy-block-card p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Legal Entity Grid */
.entity-table-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.entity-info-box {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.entity-info-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
}

.entity-info-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-word;
}

/* Google Play Data Safety Table */
.data-safety-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin: 1.25rem 0;
}

.data-safety-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-safety-table th {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  font-weight: 600;
  padding: 0.85rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
}

.data-safety-table td {
  padding: 0.85rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.data-safety-table tr:last-child td {
  border-bottom: none;
}

.badge-safety-green {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
}

.badge-safety-blue {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
}

/* ================= SECTION: DATA DELETION PORTAL ================= */
.deletion-section {
  background: linear-gradient(145deg, rgba(254, 242, 242, 0.95), rgba(255, 255, 255, 0.96));
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin: 3rem 0;
  position: relative;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}


.deletion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(239, 68, 68, 0.2);
}

.deletion-title {
  font-size: 1.5rem;
  color: #dc2626;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}


.form-grid-del {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.ticket-display-box {
  display: none;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
}

.ticket-code {
  font-family: 'Fira Code', monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: #059669;
  background: rgba(16, 185, 129, 0.12);
  border: 1px dashed var(--accent-emerald);
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin: 0.5rem 0;
}


/* ================= LIGHTBOX MODAL ================= */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  max-width: 480px;
  max-height: 90vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-height: 80vh;
  border-radius: var(--radius-md);
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-lg);
}

.lightbox-close-btn {
  position: absolute;
  top: -45px;
  right: 0;
  color: #fff;
  font-size: 1.8rem;
  background: none;
  border: none;
  cursor: pointer;
}

/* ================= FOOTER ================= */
.site-footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-surface);
  padding: 4rem 0 2rem;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-col h5 {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-col a:hover {
  color: var(--accent-primary);
  transform: translateX(3px);
}

.footer-chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.footer-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.footer-contact-item i {
  color: var(--accent-primary);
  margin-top: 0.2rem;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.footer-contact-item a {
  color: var(--accent-primary);
  word-break: break-all;
}

.footer-bottom-bar {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
  text-decoration: none;
}

.back-to-top-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }

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

  .hero-cta-group {
    justify-content: center;
  }

  .hero-specs-row {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* Mobile collapsible if needed */
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .form-grid-del {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ================= DEVELOPER & VERIFIED ORGANIZATION CARD ================= */
.developer-section {
  padding: 4.5rem 1.5rem;
}

.developer-card-wrapper {
  background: var(--bg-surface);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 12px 36px rgba(16, 185, 129, 0.08), var(--shadow-sm);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.developer-card-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #10b981 0%, #3b82f6 50%, #6366f1 100%);
}

.developer-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.75rem;
}

.developer-brand-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.developer-avatar-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #2563eb 0%, #059669 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.6rem;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
  flex-shrink: 0;
}

.developer-title-block h3 {
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: #059669;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
}

.verified-badge.blue {
  color: #2563eb;
  background: rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.25);
}

.verified-check-icon {
  color: #10b981;
  font-size: 0.85rem;
  margin-left: 0.25rem;
}

.developer-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.developer-info-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.developer-info-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(16, 185, 129, 0.4);
}

.developer-info-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.developer-info-card-icon.emerald {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
}

.developer-info-card-icon.blue {
  background: rgba(37, 99, 235, 0.12);
  color: #2563eb;
}

.developer-info-card-icon.amber {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
}

.developer-info-card-icon.purple {
  background: rgba(124, 58, 237, 0.12);
  color: #7c3aed;
}

.developer-info-card-content {
  flex: 1;
  min-width: 0;
}

.developer-info-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  display: block;
}

.developer-info-card-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-word;
  line-height: 1.45;
}

.developer-info-card-value code {
  font-family: 'Fira Code', monospace;
  font-size: 0.88rem;
  background: rgba(37, 99, 235, 0.08);
  color: var(--accent-primary);
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
}

.developer-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: rgba(15, 23, 42, 0.03);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}

.developer-action-bar-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.developer-action-bar-btns {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}