/* ============================================================
   style.css — CasaOS Portal
   Aesthetic: Refined dark-first, editorial brutalism
   Fonts: Syne (display) + DM Mono (data/code)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,400&display=swap');

/* ── CSS Variables ──────────────────────────── */
:root {
  /* Dark theme (default) */
  --bg:          #0c0c0f;
  --bg-2:        #141418;
  --bg-3:        #1e1e25;
  --border:      #2a2a35;
  --border-2:    #3a3a4a;
  --text:        #e8e8f0;
  --text-2:      #9090a8;
  --text-3:      #606078;
  --accent:      #6c63ff;
  --accent-2:    #a78bfa;
  --accent-glow: rgba(108,99,255,0.25);
  --danger:      #ff4d6d;
  --success:     #34d399;
  --warning:     #fbbf24;
  --card-shadow: 0 4px 24px rgba(0,0,0,0.4);
  --radius:      12px;
  --radius-sm:   6px;
  --transition:  0.2s cubic-bezier(.4,0,.2,1);
}

[data-theme="light"] {
  --bg:          #f4f4f8;
  --bg-2:        #ffffff;
  --bg-3:        #eaeaf2;
  --border:      #d4d4e0;
  --border-2:    #b8b8cc;
  --text:        #14141e;
  --text-2:      #4a4a60;
  --text-3:      #8080a0;
  --accent:      #5046e4;
  --accent-2:    #7c3aed;
  --accent-glow: rgba(80,70,228,0.15);
  --danger:      #e0284a;
  --success:     #059669;
  --warning:     #d97706;
  --card-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

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

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

body {
  font-family: 'DM Mono', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

img { max-width: 100%; height: auto; }
button { cursor: pointer; font-family: inherit; }

/* ── Layout ──────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.page-wrap  { padding-top: 80px; }

/* ── Navbar ──────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 64px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(12,12,15,0.85);
  transition: background var(--transition), border-color var(--transition);
}

[data-theme="light"] .navbar {
  background: rgba(244,244,248,0.88);
}

.navbar .container {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.nav-logo .logo-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity:1; transform:scale(1); }
  50%       { opacity:.6; transform:scale(1.4); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  flex: 1;
}

.nav-links a {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--text);
  background: var(--bg-3);
}

.nav-links a.active {
  color: var(--accent-2);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

/* Theme toggle */
.theme-toggle {
  width: 44px; height: 24px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  outline: none;
}

.theme-toggle::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform var(--transition);
}

[data-theme="light"] .theme-toggle::after {
  transform: translateX(20px);
}

/* User badge */
.user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 4px 4px;
  border-radius: 20px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-2);
}

.user-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Syne', sans-serif;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 0 20px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-1px);
  box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-3);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: var(--border);
  border-color: var(--border-2);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ── Cards ───────────────────────────────────── */
.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
  border-color: var(--border-2);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Forms ───────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'DM Mono', monospace;
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder { color: var(--text-3); }

.form-error {
  display: block;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--danger);
}

/* ── Hero / Home ─────────────────────────────── */
.hero {
  padding: 60px 0 32px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -150px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 500px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 16px;
}

.hero-title .accent { color: var(--accent-2); }

.hero-sub {
  color: var(--text-2);
  font-size: 1rem;
  max-width: 480px;
  margin-bottom: 16px;
}

/* ── Clock Widget ────────────────────────────── */
.clock-widget {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 32px;
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
}

.clock-time {
  font-family: 'Syne', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
  line-height: 1;
}

.clock-time .colon {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity:1; }
  50%       { opacity:0.2; }
}

.clock-date {
  font-size: 0.85rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
}

/* ── Weather Widget ──────────────────────────── */
.weather-widget {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 220px;
}

.weather-icon img { width: 56px; height: 56px; }

.weather-temp {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.weather-desc {
  font-size: 0.8rem;
  color: var(--text-2);
  text-transform: capitalize;
}

.weather-meta {
  display: flex;
  gap: 12px;
  margin-top: 4px;
}

.weather-meta span {
  font-size: 0.75rem;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Dashboard Grid ──────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

/* ── Downloads page ──────────────────────────── */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.download-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--transition), transform var(--transition);
}

.download-card:hover {
  border-color: var(--border-2);
  transform: translateY(-2px);
}

.download-card.locked {
  opacity: 0.65;
}

.download-card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.file-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.file-name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}

.file-desc { font-size: 0.8rem; color: var(--text-2); line-height: 1.5; }

.file-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-category { background: var(--bg-3); color: var(--text-2); border: 1px solid var(--border); }
.badge-size     { background: transparent; color: var(--text-3); }
.badge-guest    { background: rgba(148,163,184,.12); color: #94a3b8;        border: 1px solid rgba(148,163,184,.3); }
.badge-public   { background: rgba(52,211,153,.12);  color: var(--success); border: 1px solid rgba(52,211,153,.3); }
.badge-private  { background: rgba(251,191,36,.12); color: var(--warning); border: 1px solid rgba(251,191,36,.3); }
.badge-admin         { background: rgba(255,77,109,.12); color: var(--danger);  border: 1px solid rgba(255,77,109,.3); }
.badge-premium-plus  { background: rgba(251,146,60,.15);  color: #fb923c;        border: 1px solid rgba(251,146,60,.4);  }

.lock-message {
  font-size: 0.78rem;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── Auth pages ──────────────────────────────── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 40px;
  box-shadow: var(--card-shadow);
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo h1 {
  font-size: 1.6rem;
  color: var(--text);
}

.auth-logo p {
  font-size: 0.85rem;
  color: var(--text-2);
  margin-top: 4px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--text-3);
  font-size: 0.8rem;
}
.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-switch {
  text-align: center;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-2);
}

/* ── Page headers ────────────────────────────── */
.page-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 2.2rem;
  font-weight: 800;
}

.page-header p {
  color: var(--text-2);
  margin-top: 8px;
  font-size: 0.9rem;
}

/* ── Alerts ──────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.alert-error   { background: rgba(255,77,109,.1);  color: var(--danger);  border: 1px solid rgba(255,77,109,.25); }
.alert-success { background: rgba(52,211,153,.1);  color: var(--success); border: 1px solid rgba(52,211,153,.25); }
.alert-info    { background: rgba(108,99,255,.1);  color: var(--accent-2);border: 1px solid rgba(108,99,255,.25); }

/* ── Loading spinner ─────────────────────────── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ── Toast notifications ─────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px; right: 24px;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  z-index: 9999;
}

.toast {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 0.875rem;
  color: var(--text);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  min-width: 240px;
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 1;
  transition: opacity 0.4s ease;
  cursor: pointer;
}
.toast.hiding {
  opacity: 0 !important;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.info    { border-left: 3px solid var(--accent); }

@keyframes slide-in {
  from { transform: translateX(100%); opacity:0; }
  to   { transform: translateX(0);    opacity:1; }
}
@keyframes slide-out {
  from { transform: translateX(0);    opacity:1; }
  to   { transform: translateX(110%); opacity:0; }
}
.toast.hiding {
  animation: slide-out 0.35s ease forwards !important;
  pointer-events: none;
}

/* ── Footer ──────────────────────────────────── */
footer {
  margin-top: 48px;
  border-top: 1px solid var(--border);
  padding: 16px 0;
  color: var(--text-3);
  font-size: 0.8rem;
  text-align: center;
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 768px) {
  /* Layout */
  .page-wrap { padding-top: 56px; }
  .container { padding: 0 16px; }

  /* Hero */
  .hero, .hero::before, .hero::after { background: transparent !important; }
  .hero { padding: 8px 0 4px; }
  .hero-title { font-size: 2rem; margin-bottom: 4px; }
  .hero-sub { margin-bottom: 4px; }

  /* Footer */
  footer { margin-top: 24px; padding: 10px 0; }

  /* Clock & Weather */
  .clock-time { font-size: 2.2rem; }
  .clock-widget, .weather-widget { width: 100%; box-sizing: border-box; padding: 14px 16px; }
  .clock-widget { display: flex; }
  .weather-temp { font-size: 1.6rem; }
  .flex.gap-4 { gap: 8px; justify-content: center; }

  /* Nav */
  .nav-links { display: none; }
  .nav-right { gap: 8px; }
  #nav-username { display: none; }
  #nav-auth-links { display: none !important; }

  /* Auth */
  .auth-card { padding: 16px; }
  #auth-overlay { padding: 12px; align-items: flex-start; overflow-y: auto; }
  #auth-sheet { margin: 0 auto; }

  /* Downloads */
  .downloads-grid { grid-template-columns: 1fr; }
  .download-card { padding: 16px; }

  /* Dashboard */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Admin */
  .users-table { font-size: .78rem; }
  #users-table-wrap, #files-table-wrap { overflow-x: auto; }

  /* Bookmarks */
  .bm-layout { grid-template-columns: 1fr !important; }
  .cat-sidebar { position: static; }
  .cat-list { flex-direction: row; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
  .cat-item { padding: 6px 10px; font-size: .78rem; }
  .bm-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 10px; }
  .bm-card { padding: 16px 8px 12px; }
  .bm-favicon { width: 42px; height: 42px; }
  .bm-title { font-size: .72rem; }

  /* Profile */
  .profile-layout { grid-template-columns: 1fr !important; }
  .profile-sidebar { order: -1; }

  /* Cards */
  .card { padding: 16px; }
  .bm-sheet { border-radius: 16px; }
  .page-header h1 { font-size: 1.6rem; }
  #nav-user { overflow: visible; }
}

@media (max-width: 480px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .stats-grid     { grid-template-columns: 1fr; }
  .bm-grid { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }
  .page-header h1 { font-size: 1.4rem; }
  .clock-time { font-size: 2rem; }
}

/* Hamburger nav for mobile */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-hamburger { display: flex; }

}

.nav-hamburger span {
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  z-index: 99;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.9rem;
}

/* ── Utility ─────────────────────────────────── */
.text-muted   { color: var(--text-2); }
.text-accent  { color: var(--accent-2); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.flex { display: flex; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-full { width: 100%; }

/* ── Nav avatar with image support ────────────────────────── */
.user-badge .user-avatar {
  position: relative;
  overflow: hidden;
}

.user-badge .user-avatar img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* ── Navbar auth buttons (Login / Register) ────────────────── */
.nav-auth-btn {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  background: transparent;
  border: 1px solid var(--border-2);
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
  font-family: inherit;
}
.nav-auth-btn:hover {
  border-color: var(--text-3);
  background: var(--bg-3);
}
.nav-auth-btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white !important;
}
.nav-auth-btn--primary:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: white !important;
}