/* ─────────────────────────────────────────────────────────
   GM Dynasty — Base CSS
   Design tokens, resets, typography, layout primitives.
   Dark sports-app aesthetic: deep navy + gold accents.
   ───────────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800&family=Barlow:wght@400;500;600&display=swap');

/* ── Tokens ───────────────────────────────────────────── */
:root {
  /* Core palette */
  --color-bg:           #0a0e1a;
  --color-bg-2:         #111827;
  --color-bg-3:         #1a2236;
  --color-surface:      #1e2d45;
  --color-surface-2:    #253550;
  --color-border:       #2e4060;
  --color-border-light: #3d5478;

  /* Accent */
  --color-gold:         #f0b429;
  --color-gold-light:   #ffd166;
  --color-gold-dim:     #a07820;

  /* Status */
  --color-green:        #22c55e;
  --color-red:          #ef4444;
  --color-blue:         #3b82f6;

  /* Text */
  --color-text:         #e2e8f0;
  --color-text-muted:   #8aa3c2;
  --color-text-dim:     #4a6080;

  /* Typography */
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Border radius */
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
  --shadow:    0 4px 16px rgba(0,0,0,.5);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.6);

  /* Transitions */
  --transition: 150ms ease;
  --transition-md: 250ms ease;
}

/* ── Reset ────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-gold);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

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

/* ── Screens ──────────────────────────────────────────── */
.screen {
  display: none;
  min-height: 100vh;
  width: 100%;
  position: relative;
}
.screen.active {
  display: flex;
  flex-direction: column;
}

/* ── App views ────────────────────────────────────────── */
.app-view {
  display: none;
  padding: var(--space-6);
  max-width: 1100px;
  margin: 0 auto;
}
.app-view.active { display: block; }

/* ── Buttons ──────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-gold);
  color: #0a0e1a;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  width: 100%;
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-gold-light);
  transform: translateY(-1px);
}
.btn-primary:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.btn-secondary:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: .85rem;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}
.btn-icon:hover { color: var(--color-text); }

/* ── Form elements ────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

label {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: .95rem;
  transition: border-color var(--transition);
  outline: none;
}
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
  border-color: var(--color-gold);
}
input::placeholder { color: var(--color-text-dim); }

.field-hint {
  font-size: .78rem;
  color: var(--color-text-dim);
}

/* ── Error messages ───────────────────────────────────── */
.auth-error {
  padding: var(--space-3) var(--space-4);
  background: rgba(239,68,68,.12);
  border: 1px solid rgba(239,68,68,.3);
  border-radius: var(--radius);
  color: #fca5a5;
  font-size: .88rem;
  margin-bottom: var(--space-4);
}

/* ── Utility ──────────────────────────────────────────── */
.hidden { display: none !important; }

.empty-state {
  color: var(--color-text-dim);
  font-size: .9rem;
  padding: var(--space-4) 0;
}

.coming-soon {
  font-style: italic;
  opacity: .6;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.phase-badge {
  display: inline-block;
  margin-top: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

/* ── Loading overlay ──────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,14,26,.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  z-index: 1000;
  backdrop-filter: blur(4px);
}
.loading-overlay.hidden { display: none; }

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ── Top nav ──────────────────────────────────────────── */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.nav-logo { font-size: 1.2rem; }
.nav-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.nav-links {
  display: flex;
  gap: var(--space-2);
}
.nav-link {
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
  background: var(--color-surface);
  text-decoration: none;
}
.nav-link.active { color: var(--color-gold); }

.nav-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.nav-username {
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* ── Placeholder view ─────────────────────────────────── */
.placeholder-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  gap: var(--space-4);
}
.placeholder-icon { font-size: 3rem; }
.placeholder-view h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.placeholder-view p {
  color: var(--color-text-muted);
  max-width: 400px;
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .app-view  { padding: var(--space-4); }
  .top-nav   { padding: var(--space-4); }
}