@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Outfit:wght@500;600;700;800&display=swap");

:root {
  color-scheme: dark;
  --blue: #10b981;
  --blue-strong: #059669;
  --blue-soft: rgba(16, 185, 129, 0.08);
  --sage: #10b981;
  --sage-soft: rgba(16, 185, 129, 0.08);
  --amber: #fbbf24;
  --amber-soft: rgba(251, 191, 36, 0.08);
  --clay: #f87171;
  --slate: #f3f4f6;
  --cloud: #08100f;
  --stone: rgba(255, 255, 255, 0.08);
  --font-body: "Plus Jakarta Sans", "Segoe UI Variable Text", "Aptos", sans-serif;
  --font-display: "Outfit", "Segoe UI Variable Display", "Aptos Display", sans-serif;
  --text-body: #f3f7f6;
  --muted-soft: #6d7d7a;
  
  --bg: #070e0d;
  --bg-alt: #0a1413;
  --bg-accent: #0f2220;
  --text: #f3f7f6;
  --muted: #8a9c99;
  --panel: rgba(13, 23, 21, 0.72);
  --panel-soft: rgba(18, 30, 28, 0.8);
  --line: rgba(255, 255, 255, 0.08);
  --line-soft: rgba(255, 255, 255, 0.04);
  
  --accent: #10b981;
  --accent-2: #34d399;
  --accent-3: #ffffff;
  --accent-soft: rgba(16, 185, 129, 0.12);
  
  --info: #3b82f6;
  --info-strong: #60a5fa;
  --info-soft: rgba(59, 130, 246, 0.1);
  --info-line: rgba(59, 130, 246, 0.15);
  
  --success: #10b981;
  --success-soft: rgba(16, 185, 129, 0.1);
  --success-line: rgba(16, 185, 129, 0.15);
  
  --warm: #fbbf24;
  --warm-soft: rgba(251, 191, 36, 0.1);
  --warm-line: rgba(251, 191, 36, 0.15);
  --warn: var(--warm);
  
  --danger: #ef4444;
  --danger-soft: rgba(239, 68, 68, 0.1);
  --danger-line: rgba(239, 68, 68, 0.15);
  
  --brand: var(--accent);
  --brand-strong: var(--accent-2);
  --chip-ok-bg: var(--success-soft);
  --chip-ok-text: var(--success);
  --chip-warn-bg: var(--warm-soft);
  --chip-warn-text: var(--warm);
  
  --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px 0 rgba(0, 0, 0, 0.55);
  --shadow-md: 0 12px 40px 0 rgba(0, 0, 0, 0.45);
  
  --radius-xl: 32px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --btn-min-height: 46px;
  --btn-min-height-sm: 38px;
  --btn-padding-y: 11px;
  --btn-padding-x: 20px;
  --btn-padding-y-sm: 8px;
  --btn-padding-x-sm: 16px;
  --btn-gap: 8px;
  --btn-font-size: 14px;
  --btn-font-size-sm: 12px;
  --btn-font-weight: 700;
  --btn-line-height: 1.1;
  --anchor-offset: 3rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-offset);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  line-height: 1.5;
  color: var(--text);
  background: radial-gradient(circle at 10% 20%, #0d1e1c 0%, #050a0a 100%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  display: block;
  pointer-events: none;
  z-index: -2;
  background: 
    radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 40%);
}

h1, h2, h3, h4 {
  color: var(--accent-2);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h1 {
  background: linear-gradient(135deg, #ffffff 30%, #a7f3d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

.shell,
.container {
  max-width: 1200px;
  margin: 0 auto;
}

.masthead,
.hero {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 30px;
}

.eyebrow {
  color: var(--accent-2);
  font-family: var(--font-body);
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.lead,
.hero p,
.hint-text,
.summary-text,
.menu-subtitle {
  color: var(--muted);
}

.panel,
.menu-card,
.item-card,
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.panel {
  position: relative;
  isolation: isolate;
  padding: 24px;
}

.menu-grid {
  gap: 20px;
}

.menu-column {
  gap: 16px;
}

.menu-card {
  padding: 20px;
  min-height: 112px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: transform 250ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 250ms cubic-bezier(0.16, 1, 0.3, 1), border-color 250ms cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.menu-card:hover {
  transform: translateY(-4px) scale(1.01) !important;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5) !important;
  border-color: rgba(52, 211, 153, 0.4) !important;
}

body .menu-card .menu-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: none !important;
}

/* Specifically style menu card icons with dark theme friendly translucent colors */
body .menu-card.endgame-trainer .menu-icon { background: rgba(16, 185, 129, 0.15) !important; color: #34d399 !important; }
body .menu-card.blindfold-trainer .menu-icon { background: rgba(139, 92, 246, 0.15) !important; color: #a78bfa !important; }
body .menu-card.endgame-lessons .menu-icon { background: rgba(5, 150, 105, 0.15) !important; color: #6ee7b7 !important; }
body .menu-card.middlegame-trainer .menu-icon { background: rgba(59, 130, 246, 0.15) !important; color: #60a5fa !important; }
body .menu-card.performance .menu-icon { background: rgba(245, 158, 11, 0.15) !important; color: #fbbf24 !important; }
body .menu-card.video-tutorials .menu-icon { background: rgba(239, 68, 68, 0.15) !important; color: #f87171 !important; }
body .menu-card.saved-links .menu-icon { background: rgba(59, 130, 246, 0.15) !important; color: #60a5fa !important; }
body .menu-card.polls .menu-icon { background: rgba(16, 185, 129, 0.15) !important; color: #34d399 !important; }
body .menu-card.community-insights .menu-icon { background: rgba(59, 130, 246, 0.15) !important; color: #60a5fa !important; }
body .menu-card.fun-facts .menu-icon { background: rgba(245, 158, 11, 0.15) !important; color: #fbbf24 !important; }
body .menu-card.users-subscriptions .menu-icon { background: rgba(16, 185, 129, 0.15) !important; color: #34d399 !important; }
body .menu-card.promo-codes .menu-icon { background: rgba(5, 150, 105, 0.15) !important; color: #6ee7b7 !important; }
body .menu-card.coaching .menu-icon { background: rgba(139, 92, 246, 0.15) !important; color: #a78bfa !important; }
body .menu-card.coach-datasets .menu-icon { background: rgba(255, 255, 255, 0.08) !important; color: #ffffff !important; }
body .menu-card.admin-accounts .menu-icon { background: rgba(16, 185, 129, 0.15) !important; color: #34d399 !important; }
body .menu-card.backups .menu-icon { background: rgba(239, 68, 68, 0.15) !important; color: #f87171 !important; }
body .menu-card.student-guide .menu-icon { background: rgba(245, 158, 11, 0.15) !important; color: #fbbf24 !important; }
body .menu-card.android-faq .menu-icon { background: rgba(59, 130, 246, 0.15) !important; color: #60a5fa !important; }

.menu-title {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.14;
  margin: 0 0 4px 0;
  color: #ffffff;
}

.menu-arrow {
  color: var(--accent-2);
  font-weight: 700;
  transition: transform 0.2s ease;
}

.menu-card:hover .menu-arrow {
  transform: translateX(4px);
}

.tabs {
  gap: 12px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--btn-gap);
  min-height: var(--btn-min-height);
  padding: var(--btn-padding-y) var(--btn-padding-x);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: var(--btn-font-size);
  font-weight: var(--btn-font-weight);
  line-height: var(--btn-line-height);
  cursor: pointer;
  transition: all 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow);
}

.tab-btn.active {
  background: var(--accent) !important;
  border-color: var(--accent-2) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.25);
}

.btn,
.toolbar-btn,
.toolbar-button,
.primary-button,
.secondary-button,
.danger-button,
.icon-button,
.login-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--btn-gap);
  min-height: var(--btn-min-height);
  padding: var(--btn-padding-y) var(--btn-padding-x);
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  font-size: var(--btn-font-size);
  font-weight: var(--btn-font-weight);
  line-height: var(--btn-line-height);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.btn:hover,
.toolbar-btn:hover,
.toolbar-button:hover,
.primary-button:hover,
.secondary-button:hover,
.danger-button:hover,
.icon-button:hover,
.login-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.09);
}

.btn:active,
.toolbar-btn:active,
.toolbar-button:active,
.primary-button:active,
.secondary-button:active,
.danger-button:active,
.icon-button:active,
.login-button:active {
  transform: translateY(0);
}

.btn.primary,
.toolbar-btn.primary,
.primary-button,
.login-button {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  color: #ffffff !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3) !important;
}

.btn.primary:hover,
.toolbar-btn.primary:hover,
.primary-button:hover,
.login-button:hover {
  background: linear-gradient(135deg, #34d399, #10b981) !important;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45) !important;
}

.btn.secondary,
.secondary-button {
  background: rgba(255, 255, 255, 0.05) !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.btn.warn {
  background: linear-gradient(135deg, #fbbf24, #d97706) !important;
  color: #000000 !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(251, 191, 36, 0.3) !important;
}

.btn.warn:hover {
  background: linear-gradient(135deg, #fcd34d, #fbbf24) !important;
}

.btn.danger,
.toolbar-btn.danger,
.danger-button {
  background: linear-gradient(135deg, #ef4444, #dc2626) !important;
  color: #ffffff !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3) !important;
}

.btn.danger:hover,
.toolbar-btn.danger:hover,
.danger-button:hover {
  background: linear-gradient(135deg, #f87171, #ef4444) !important;
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.45) !important;
}

.btn.sm,
.toolbar-btn.sm,
.toolbar-button.sm,
.primary-button.sm,
.secondary-button.sm,
.danger-button.sm,
.icon-button.sm {
  min-height: var(--btn-min-height-sm);
  padding: var(--btn-padding-y-sm) var(--btn-padding-x-sm);
  font-size: var(--btn-font-size-sm);
}

.btn:disabled,
.toolbar-btn:disabled,
.toolbar-button:disabled,
.primary-button:disabled,
.secondary-button:disabled,
.danger-button:disabled,
.icon-button:disabled,
.login-button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
  transform: none !important;
  box-shadow: none !important;
  background: rgba(255, 255, 255, 0.02) !important;
  border-color: rgba(255, 255, 255, 0.05) !important;
  color: rgba(255, 255, 255, 0.3) !important;
}

input, select, textarea {
  min-height: var(--btn-min-height);
  padding: 11px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.25);
  font-family: inherit;
  color: #ffffff;
  font-size: 14px;
  transition: all 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.22);
}

/* Override login inputs specifically to ensure they are dark and readable */
body.login-page .login-card input {
  background: rgba(0, 0, 0, 0.25) !important;
  border: 1px solid rgba(255, 255, 255, 0.12) !important;
  color: #ffffff !important;
  border-radius: 12px;
}
body.login-page .login-card input:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.22) !important;
}

.chips .chip,
.chip {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  padding: 4px 10px;
}

.chip.warn {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.2);
}

.chip.bad {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.2);
}

.chip.ok {
  color: #34d399;
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.2);
}

.toast {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.empty,
.empty-state {
  border-radius: var(--radius-md) !important;
  border: 1.5px dashed rgba(255, 255, 255, 0.1) !important;
  background: rgba(255, 255, 255, 0.02) !important;
  color: var(--muted) !important;
  font-weight: 500 !important;
  padding: 24px !important;
  text-align: center !important;
  font-size: 14px !important;
  box-shadow: none !important;
}

.spinner {
  width: 18px !important;
  height: 18px !important;
  border-radius: 50% !important;
  border: 2px solid rgba(255, 255, 255, 0.1) !important;
  border-top-color: var(--accent) !important;
  animation: spin 0.9s linear infinite !important;
  display: inline-block !important;
  vertical-align: middle;
  margin-right: 8px !important;
}

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

.table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow);
  margin-top: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.02) !important;
}

th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
  font-size: 13.5px;
  vertical-align: middle;
}

th {
  background: rgba(16, 185, 129, 0.1) !important;
  color: #34d399 !important;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  user-select: none;
  border-bottom: 1px solid rgba(16, 185, 129, 0.2) !important;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.04) !important;
}

code, pre, .mono {
  font-family: ui-monospace, "Cascadia Mono", "Consolas", monospace;
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
}

a {
  color: var(--accent-2);
  text-decoration: none;
  transition: color 150ms ease;
}

a:hover {
  color: #ffffff;
}

button:focus-visible,
.btn:focus-visible,
.toolbar-btn:focus-visible,
.toolbar-button:focus-visible,
.primary-button:focus-visible,
.secondary-button:focus-visible,
.danger-button:focus-visible,
.icon-button:focus-visible,
.login-button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

@media (max-width: 980px) {
  .menu-grid {
    grid-template-columns: 1fr;
  }

  .menu-card {
    padding: 16px;
  }

  .btn,
  .toolbar-button,
  .primary-button,
  .secondary-button,
  .danger-button,
  .icon-button {
    border-radius: var(--radius-md);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    animation: none !important;
    transition: none !important;
  }
}

/* Clean up footer text elements readability on body background */
body .footer-note,
body > .muted,
body > p {
  color: var(--muted) !important;
}