/* ==========================================================================
   FROGMEZ PRO - THEME SYSTEM & STYLESHEET
   Harmonized 1:1 with nickname.html design tokens, typography & themes.
   ========================================================================== */

/* --- COLOR TOKENS (IDENTICAL TO NICKNAME.CSS) --- */
:root,
[data-theme="dark"] {
  --bg-body: #0d1117;
  --header-bg: #161b22;
  --header-border: #30363d;

  --card-bg: #161b22;
  --card-border: #30363d;
  --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);

  --text-main: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;

  --primary: #10b981;
  --primary-hover: #059669;
  --primary-subtle: rgba(16, 185, 129, 0.12);
  --primary-border: rgba(16, 185, 129, 0.28);

  --surface-item: #21262d;
  --surface-item-hover: #292e36;
  --surface-item-border: #30363d;
  --surface-item-hover-border: #10b981;

  --color-green: #34d399;
  --color-green-border: rgba(16, 185, 129, 0.4);
  --color-green-hover: #10b981;

  --color-purple: #c084fc;
  --color-purple-border: rgba(192, 132, 252, 0.4);
  --color-purple-hover: #a855f7;

  --color-orange: #fbbf24;
  --color-orange-border: rgba(251, 191, 36, 0.4);
  --color-orange-hover: #f59e0b;

  --color-yellow: #fbbf24;
  --color-yellow-border: rgba(251, 191, 36, 0.3);
  --color-yellow-hover: #f59e0b;

  --footer-bg: #161b22;
  --footer-border: #30363d;
  --footer-text: #6e7681;
}

[data-theme="light"] {
  --bg-body: #f6f8fa;
  --header-bg: #ffffff;
  --header-border: #d0d7de;

  --card-bg: #ffffff;
  --card-border: #d0d7de;
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);

  --text-main: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #8c959f;

  --primary: #059669;
  --primary-hover: #047857;
  --primary-subtle: rgba(5, 150, 105, 0.1);
  --primary-border: rgba(5, 150, 105, 0.25);

  --surface-item: #ffffff;
  --surface-item-hover: #f0fdf4;
  --surface-item-border: #d0d7de;
  --surface-item-hover-border: #10b981;

  --color-green: #059669;
  --color-green-border: #a7f3d0;
  --color-green-hover: #10b981;

  --color-purple: #7c3aed;
  --color-purple-border: #ddd6fe;
  --color-purple-hover: #6d28d9;

  --color-orange: #d97706;
  --color-orange-border: #fde68a;
  --color-orange-hover: #b45309;

  --color-yellow: #b45309;
  --color-yellow-border: #fde68a;
  --color-yellow-hover: #92400e;

  --footer-bg: #ffffff;
  --footer-border: #d0d7de;
  --footer-text: #8c959f;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  overflow-x: hidden;
  transition: background-color 0.2s ease, color 0.2s ease;
}

/* --- HEADER --- */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  z-index: 1000;
  transition: background-color 0.2s, border-color 0.2s;
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
}
.logo-icon-box {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-img {
  width: 20px;
  height: 20px;
  display: block;
}
.logo-text {
  font-family: 'Urbanist', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--text-main);
  transition: color 0.15s ease;
}
.logo:hover .logo-text {
  color: var(--primary);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: 8px;
  transition: color 0.15s, background-color 0.15s;
}
.nav-link:hover {
  color: var(--text-main);
  background: var(--surface-item);
}
.nav-link.active {
  color: var(--primary);
  background: var(--primary-subtle);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--surface-item);
  border: 1px solid var(--header-border);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}
.theme-toggle-btn:hover {
  color: var(--text-main);
  border-color: var(--primary);
}
.theme-toggle-btn .sun-icon {
  display: none;
}
.theme-toggle-btn .moon-icon {
  display: block;
}
[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: block;
}
[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: none;
}

.menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--surface-item);
  border: 1px solid var(--header-border);
  color: var(--text-main);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* Mobile Sidebar Drawer */
.sidebar {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100%;
  background: var(--card-bg);
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.4);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  padding: 20px;
  transition: right 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  border-left: 1px solid var(--card-border);
}
.sidebar.active {
  right: 0;
  pointer-events: auto;
}
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.close-sidebar {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.6rem;
  cursor: pointer;
}
.nav-mobile {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.nav-mobile a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: 8px;
  transition: all 0.15s;
}
.nav-mobile a.active,
.nav-mobile a:hover {
  color: var(--primary);
  background: var(--primary-subtle);
}
.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--card-border);
}
.theme-toggle-mobile-btn {
  width: 100%;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface-item);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
}
.theme-toggle-mobile-btn .sun-icon {
  display: none;
}
.theme-toggle-mobile-btn .moon-icon {
  display: block;
}
[data-theme="light"] .theme-toggle-mobile-btn .sun-icon {
  display: block;
}
[data-theme="light"] .theme-toggle-mobile-btn .moon-icon {
  display: none;
}

/* --- MAIN CONTENT & CARD GRID --- */
.modern-main {
  flex: 1 0 auto;
  padding: 36px 20px 64px;
  display: flex;
  justify-content: center;
}

.modern-container {
  width: 100%;
  max-width: 1100px;
}

.modern-section {
  margin-bottom: 36px;
}
.modern-section:last-child {
  margin-bottom: 0;
}

.modern-section-title {
  font-family: 'Urbanist', sans-serif;
  font-weight: 800;
  font-size: 1.12rem;
  letter-spacing: 0.05em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.modern-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Card Styling */
.modern-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 130px;
  min-height: 130px;
  padding: 18px 10px 14px;
  background: var(--surface-item);
  border: 1px solid var(--surface-item-border);
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  text-decoration: none;
  text-align: center;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  user-select: none;
}

.modern-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.modern-card img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  margin-bottom: 10px;
  display: block;
  transition: transform 0.15s ease;
}
.modern-card:hover img {
  transform: scale(1.06);
}

.modern-card-title {
  font-family: 'Urbanist', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

/* Category Accent Styles */
.modern-card.green {
  border-color: var(--color-green-border);
}
.modern-card.green .modern-card-title {
  color: var(--color-green);
}
.modern-card.green:hover {
  border-color: var(--color-green-hover);
}

.modern-card.purple {
  border-color: var(--color-purple-border);
}
.modern-card.purple .modern-card-title {
  color: var(--color-purple);
}
.modern-card.purple:hover {
  border-color: var(--color-purple-hover);
}

.modern-card.orange {
  border-color: var(--color-orange-border);
}
.modern-card.orange .modern-card-title {
  color: var(--color-orange);
}
.modern-card.orange:hover {
  border-color: var(--color-orange-hover);
}

.modern-card.yellow {
  border-color: var(--color-yellow-border);
}
.modern-card.yellow .modern-card-title {
  color: var(--color-yellow);
}
.modern-card.yellow:hover {
  border-color: var(--color-yellow-hover);
}

/* --- FOOTER --- */
.modern-footer {
  width: 100%;
  background: var(--footer-bg);
  border-top: 1px solid var(--footer-border);
  padding: 24px 16px;
  text-align: center;
  font-size: 0.88rem;
  color: var(--footer-text);
  margin-top: auto;
}
.modern-footer .footer-partner {
  margin-bottom: 6px;
}
.modern-footer a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}
.modern-footer a:hover {
  text-decoration: underline;
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 860px) {
  .nav-desktop {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .modern-row {
    gap: 12px;
  }
  .modern-card {
    width: calc(25% - 9px);
    min-height: 120px;
    padding: 14px 8px 12px;
  }
  .modern-card img {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 580px) {
  .header-inner {
    padding: 10px 16px;
  }
  .modern-main {
    padding: 24px 14px 48px;
  }
  .modern-row {
    gap: 10px;
  }
  .modern-card {
    width: calc(33.333% - 7px);
    min-height: 110px;
    padding: 12px 6px 10px;
    border-radius: 12px;
  }
  .modern-card img {
    width: 38px;
    height: 38px;
    margin-bottom: 6px;
  }
  .modern-card-title {
    font-size: 0.85rem;
  }
}

@media (max-width: 380px) {
  .modern-card {
    width: calc(50% - 5px);
  }
}