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

/* Light Theme Variables */
:root {
  --primary: #0a0f1d;
  --primary-light: #161f36;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.3);
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --subcard-bg: #f8fafc;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --input-bg: #ffffff;
  --topbanner-bg: #0a0f1d;
  --header-bg: rgba(255, 255, 255, 0.96);
  --nav-bg: #f1f5f9;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.12);
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --primary: #f8fafc;
  --primary-light: #0f172a;
  --accent: #fbbf24;
  --accent-hover: #f59e0b;
  --accent-glow: rgba(251, 191, 36, 0.35);
  --bg: #070b14;
  --card-bg: #0d1527;
  --subcard-bg: #131c33;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #1e293b;
  --input-bg: #131c33;
  --topbanner-bg: #05080f;
  --header-bg: rgba(13, 21, 39, 0.95);
  --nav-bg: #0a1020;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.6);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Top Banner */
.top-banner {
  background: var(--topbanner-bg);
  color: #94a3b8;
  font-size: 12px;
  padding: 8px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.banner-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.counter-badge {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fcd34d;
  padding: 2px 10px;
  border-radius: 99px;
  font-size: 11.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.counter-dot {
  width: 7px;
  height: 7px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10b981;
}

.theme-toggle-btn {
  background: #1e293b;
  color: #fcd34d;
  border: 1px solid #334155;
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: #334155;
  transform: scale(1.05);
}

.lang-switch {
  display: inline-flex;
  gap: 2px;
  background: #1e293b;
  padding: 2px;
  border-radius: 6px;
  border: 1px solid #334155;
}

.lang-btn {
  background: transparent;
  color: #94a3b8;
  border: none;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  padding: 3px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.lang-btn.active, .lang-btn:hover {
  background: var(--accent);
  color: #0a0f1d;
}

/* Header & Modern Logo */
.site-header {
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
}

.brand-logo-container {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #0a0f1d 0%, #1a2542 100%);
  border: 1.5px solid var(--accent);
  padding: 8px 12px;
  border-radius: 10px;
  box-shadow: 0 0 14px var(--accent-glow);
}

.brand-icon {
  font-size: 20px;
}

.brand-text-mark {
  display: flex;
  flex-direction: column;
}

.brand-logo-text {
  color: var(--accent);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: 1px;
  line-height: 1;
}

.brand-logo-tag {
  color: #94a3b8;
  font-size: 8.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 700;
  margin-top: 2px;
}

.brand-headings h1 {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.brand-headings p {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Nav Menu */
.site-nav {
  background: var(--nav-bg);
  border-top: 1px solid var(--border);
  overflow-x: auto;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 24px;
  display: flex;
  gap: 8px;
}

.nav-link {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 6px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background: var(--border);
  color: var(--text);
}

.nav-link.active {
  background: #0a0f1d;
  color: #ffffff;
}

[data-theme="dark"] .nav-link.active {
  background: var(--accent);
  color: #0a0f1d;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-accent {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #0a0f1d;
}

.btn-accent:hover {
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.45);
  transform: translateY(-1px);
}

.btn-dark {
  background: #1e293b;
  color: #ffffff;
  border: 1px solid var(--border);
}

.btn-dark:hover {
  background: #334155;
  transform: translateY(-1px);
}

/* Container & Cards */
.container {
  max-width: 1200px;
  margin: 28px auto;
  padding: 0 20px;
}

.hero-box {
  background: radial-gradient(circle at top right, #1a2542, #0a0f1d);
  color: #ffffff;
  padding: 40px 32px;
  border-radius: 16px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-box h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 12px;
}

.hero-box p {
  color: #cbd5e1;
  font-size: 14.5px;
  max-width: 820px;
  margin-bottom: 24px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.sub-card {
  background: var(--subcard-bg);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 10px;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.sub-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.sub-card p {
  font-size: 13px;
  color: var(--text-muted);
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

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

.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13.5px;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text);
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.upload-area {
  background: linear-gradient(145deg, #0a0f1d, #141d33);
  color: #fff;
  padding: 32px 24px;
  border-radius: 12px;
  border: 2px dashed #475569;
  text-align: center;
}

.upload-area input[type="file"] {
  display: none;
}

.upload-btn-label {
  display: inline-block;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #0a0f1d;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  margin-top: 12px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

/* Disclaimers & Warnings */
.disclaimer-box {
  background: var(--subcard-bg);
  border-left: 5px solid var(--accent);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text);
  margin-top: 32px;
  line-height: 1.6;
}

.warning-box {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 20px;
}

[data-theme="dark"] .warning-box {
  background: #2a1215;
  border-color: #5c1d24;
  color: #fca5a5;
}

/* Footer */
.site-footer {
  background: var(--topbanner-bg);
  color: #94a3b8;
  font-size: 13px;
  padding: 40px 20px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 60px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 12.5px;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 18px;
  font-size: 12px;
  color: #64748b;
}