/* KajexPro Extension Hub — Premium Dark Tech Design System v3.0 */
/* Skill: design-taste-frontend | VARIANCE:7 MOTION:6 DENSITY:5 */
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700;800&family=Geist+Mono:wght@400;500;600&display=swap');

/* ─── Design Tokens ────────────────────────────────────────────── */
:root {
  /* Palette: Zinc dark + Electric Blue accent — clean, zero-beige */
  --bg-base:        #08090c;
  --bg-surface:     #0d0f14;
  --bg-elevated:    #12151c;
  --bg-overlay:     rgba(13, 15, 20, 0.92);

  --border-subtle:  rgba(255, 255, 255, 0.055);
  --border-strong:  rgba(255, 255, 255, 0.10);
  --border-accent:  rgba(99, 179, 237, 0.30);

  --text-primary:   #e8eaf0;
  --text-secondary: #8b909e;
  --text-muted:     #555c6e;
  --text-inverse:   #08090c;

  /* Single accent: Electric Blue — max saturation 72% */
  --accent:         #63b3ed;
  --accent-dim:     rgba(99, 179, 237, 0.15);
  --accent-glow:    rgba(99, 179, 237, 0.25);

  /* Semantic colors */
  --green:          #34d399;
  --green-dim:      rgba(52, 211, 153, 0.12);
  --rose:           #fb7185;
  --rose-dim:       rgba(251, 113, 133, 0.12);
  --amber:          #fbbf24;
  --amber-dim:      rgba(251, 191, 36, 0.12);

  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', 'Fira Code', monospace;

  /* Shape consistency: 12px for inputs, 16px for cards, 24px for modals */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   24px;
}

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

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Body fade-in — always visible, never stuck at opacity 0 */
body {
  opacity: 1 !important;
  transition: none;
}

/* ─── Ambient Orbs ─────────────────────────────────────────────── */
@keyframes floatOrb1 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.55; }
  50%       { transform: translate(3%, 4%) scale(1.12); opacity: 0.75; }
}
@keyframes floatOrb2 {
  0%, 100% { transform: translate(0, 0) scale(1.05); opacity: 0.4; }
  50%       { transform: translate(-4%, -3%) scale(0.93); opacity: 0.6; }
}

.ambient-glow-1 {
  position: fixed; top: -8%; left: -8%;
  width: 48%; height: 48%;
  background: radial-gradient(circle, rgba(99, 179, 237, 0.10) 0%, transparent 68%);
  filter: blur(90px);
  z-index: 0; pointer-events: none;
  animation: floatOrb1 18s ease-in-out infinite;
}
.ambient-glow-2 {
  position: fixed; bottom: -8%; right: -8%;
  width: 50%; height: 50%;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.07) 0%, transparent 68%);
  filter: blur(90px);
  z-index: 0; pointer-events: none;
  animation: floatOrb2 24s ease-in-out infinite alternate;
}

/* ─── App Container ────────────────────────────────────────────── */
.app-container {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

/* ─── Glass Card (login / modal) ───────────────────────────────── */
.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-strong);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow:
    0 2px 0 0 rgba(255,255,255,0.06) inset,
    0 -1px 0 0 rgba(0,0,0,0.5) inset,
    0 32px 64px -16px rgba(0,0,0,0.7),
    0 0 0 1px rgba(255,255,255,0.03) inset;
  display: flex;
  flex-direction: column;
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}
.login-card:hover {
  border-color: var(--border-accent);
  box-shadow:
    0 2px 0 0 rgba(255,255,255,0.08) inset,
    0 -1px 0 0 rgba(0,0,0,0.5) inset,
    0 36px 72px -16px rgba(0,0,0,0.8),
    0 0 36px -8px var(--accent-glow),
    0 0 0 1px rgba(255,255,255,0.04) inset;
}

/* ─── Logo / Header ────────────────────────────────────────────── */
.logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  gap: 0.75rem;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), rgba(99,179,237,0.6));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.2rem; color: var(--bg-base);
  font-family: var(--font-mono);
  box-shadow: 0 0 18px var(--accent-glow);
}
.logo-text {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}
.logo-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
  line-height: 1.55;
  max-width: 34ch;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Back Button ──────────────────────────────────────────────── */
.back-to-hub {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: none; border: none;
  color: var(--text-muted); font-family: var(--font-sans);
  font-size: 0.82rem; font-weight: 500;
  cursor: pointer; margin-bottom: 1.25rem;
  letter-spacing: 0.01em;
  transition: color 0.2s ease;
}
.back-to-hub:hover { color: var(--text-primary); }

/* ─── Forms ────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.78rem; font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  font-family: var(--font-mono);
}
.input-wrapper { position: relative; display: flex; align-items: center; }
.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  outline: none;
}
.form-input:focus {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  resize: none; outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  line-height: 1.5;
}
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.password-toggle {
  position: absolute; right: 10px;
  background: none; border: none;
  color: var(--text-muted); cursor: pointer;
  padding: 4px; display: flex; align-items: center;
  transition: color 0.2s ease;
}
.password-toggle:hover { color: var(--text-primary); }
.error-message {
  color: var(--rose); font-size: 0.82rem;
  margin-top: 0.4rem;
  display: none; align-items: center; gap: 0.3rem;
}

/* ─── Buttons ──────────────────────────────────────────────────── */
.btn {
  width: 100%;
  padding: 0.78rem 1.5rem;
  background: var(--accent);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 9999px;
  color: var(--bg-base);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  box-shadow: 0 0 22px var(--accent-glow), 0 4px 12px -2px rgba(0,0,0,0.4);
  position: relative; overflow: hidden;
  letter-spacing: 0.01em;
}
.btn::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(255,255,255,0.16), transparent 60%);
  pointer-events: none;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px var(--accent-glow), 0 8px 24px -4px rgba(0,0,0,0.5);
  filter: brightness(1.1);
}
.btn:active { transform: translateY(0) scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-emerald {
  background: var(--green);
  color: #0a150e;
  box-shadow: 0 0 22px rgba(52, 211, 153, 0.25), 0 4px 12px -2px rgba(0,0,0,0.4);
}
.btn-emerald:hover {
  box-shadow: 0 0 32px rgba(52, 211, 153, 0.35), 0 8px 24px -4px rgba(0,0,0,0.5);
}

/* ─── Dashboard Layout ─────────────────────────────────────────── */
.dashboard-container {
  width: 100%;
  max-width: 1080px;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap; gap: 1rem;
}
.header-meta {
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
}

/* ─── Status Badges ────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--green-dim);
  border: 1px solid rgba(52, 211, 153, 0.25);
  color: var(--green);
  padding: 0.28rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  font-family: var(--font-mono);
}
.pulse-dot {
  display: inline-block;
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  50%       { opacity: 0.8; box-shadow: 0 0 0 4px rgba(52, 211, 153, 0); }
}

.logout-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.82rem; font-weight: 500;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer; font-family: var(--font-sans);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.logout-btn:hover {
  background: var(--rose-dim);
  border-color: rgba(251, 113, 133, 0.3);
  color: var(--rose);
}

/* ─── Dashboard Grid ───────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.75fr 1fr;
  gap: 1.5rem;
  width: 100%;
}
@media (max-width: 900px) { .dashboard-grid { grid-template-columns: 1fr; } }

/* ─── Glass Panels ─────────────────────────────────────────────── */
.dashboard-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-strong);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  display: flex; flex-direction: column; gap: 1.25rem;
  box-shadow:
    0 2px 0 0 rgba(255,255,255,0.05) inset,
    0 24px 48px -12px rgba(0,0,0,0.6),
    0 0 0 1px rgba(255,255,255,0.025) inset;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.25s ease;
}
.dashboard-panel:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
  box-shadow:
    0 2px 0 0 rgba(255,255,255,0.07) inset,
    0 32px 56px -12px rgba(0,0,0,0.7),
    0 0 24px -6px var(--accent-glow),
    0 0 0 1px rgba(255,255,255,0.035) inset;
}
.panel-title {
  font-size: 1.05rem; font-weight: 700;
  display: flex; align-items: center; gap: 0.5rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.panel-title svg { color: var(--accent); flex-shrink: 0; }

/* ─── Extension Cards (Public Hub) ────────────────────────────── */
.extensions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
  width: 100%;
}
.extension-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
  cursor: default;
}
.extension-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -8px rgba(0,0,0,0.5), 0 0 20px -4px var(--accent-glow);
}
.ext-icon-wrapper {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--accent-dim), rgba(99,179,237,0.08));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem; font-weight: 700;
  color: var(--accent); font-family: var(--font-mono);
  margin-bottom: 0.25rem;
}
.ext-title {
  font-size: 1.05rem; font-weight: 700;
  color: var(--text-primary); letter-spacing: -0.02em;
}
.ext-desc {
  font-size: 0.86rem; color: var(--text-secondary);
  line-height: 1.55; flex-grow: 1;
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
}
.ext-platforms { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.25rem; }
.platform-row {
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--border-subtle); padding-top: 0.5rem;
}
.platform-info { display: flex; align-items: center; gap: 0.5rem; }
.platform-name { font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); }
.platform-version {
  font-size: 0.72rem; font-family: var(--font-mono);
  color: var(--accent); background: var(--accent-dim);
  border: 1px solid rgba(99,179,237,0.2);
  padding: 0.1rem 0.5rem; border-radius: 9999px;
}
.platform-btn {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.78rem; font-weight: 600;
  background: var(--accent-dim); color: var(--accent);
  border: 1px solid rgba(99, 179, 237, 0.25);
  border-radius: 9999px; padding: 0.3rem 0.85rem;
  text-decoration: none; cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.platform-btn:hover {
  background: rgba(99, 179, 237, 0.22);
  box-shadow: 0 0 12px var(--accent-glow);
}
.platform-btn.disabled {
  background: rgba(255,255,255,0.03);
  color: var(--text-muted);
  border-color: var(--border-subtle);
  cursor: not-allowed;
}

/* ─── Admin Extension Bento Cards ──────────────────────────────── */
.admin-ext-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  cursor: pointer;
  display: flex; flex-direction: column; gap: 0.6rem;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  position: relative; overflow: hidden;
}
.admin-ext-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.admin-ext-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-elevated);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -8px rgba(0,0,0,0.5), 0 0 16px -4px var(--accent-glow);
}
.admin-ext-card:hover::before { opacity: 1; }

.admin-ext-card-header {
  display: flex; align-items: center; gap: 0.75rem;
}
.admin-ext-card-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent-dim), rgba(99,179,237,0.06));
  border: 1px solid rgba(99,179,237,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 700;
  color: var(--accent); font-family: var(--font-mono);
  flex-shrink: 0;
}
.admin-ext-card-title {
  font-size: 0.95rem; font-weight: 700;
  color: var(--text-primary); letter-spacing: -0.02em;
}
.admin-ext-card-desc {
  font-size: 0.8rem; color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.admin-ext-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 0.5rem;
  border-top: 1px solid var(--border-subtle); padding-top: 0.75rem; margin-top: 0.25rem;
}
.admin-ext-badges { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.admin-badge {
  font-size: 0.68rem; font-family: var(--font-mono); font-weight: 600;
  padding: 0.18rem 0.55rem; border-radius: 9999px;
  border: 1px solid transparent;
}
.admin-badge-active  { background: var(--green-dim); color: var(--green); border-color: rgba(52,211,153,0.25); }
.admin-badge-coming  { background: var(--amber-dim); color: var(--amber); border-color: rgba(251,191,36,0.25); }
.admin-badge-none    { background: rgba(255,255,255,0.04); color: var(--text-muted); border-color: var(--border-subtle); }

/* ─── Stats Grid ───────────────────────────────────────────────── */
.system-stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem;
}
.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: 0.9rem;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.stat-label { font-size: 0.72rem; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-val   { font-size: 1.25rem; font-weight: 700; font-family: var(--font-mono); color: var(--text-primary); }
.stat-progress { height: 3px; background: rgba(255,255,255,0.06); border-radius: 9999px; overflow: hidden; }
.stat-bar { height: 100%; border-radius: 9999px; transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1); }

/* ─── Terminal / Code ──────────────────────────────────────────── */
.terminal-window {
  background: rgba(0,0,0,0.45);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.65;
  overflow-y: auto; overflow-x: hidden;
  color: var(--text-secondary);
  scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.terminal-window::-webkit-scrollbar { width: 4px; }
.terminal-window::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
.terminal-line { display: flex; gap: 0.75rem; align-items: baseline; }
.terminal-time { color: var(--text-muted); flex-shrink: 0; }
.terminal-log  { color: var(--green); }
.terminal-warn { color: var(--amber); }
.terminal-err  { color: var(--rose); }

.code-snippet {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem; position: relative;
}
.code-header {
  font-size: 0.7rem; font-family: var(--font-mono);
  color: var(--text-muted); text-transform: uppercase;
  letter-spacing: 0.06em; display: block; margin-bottom: 0.5rem;
}
.code-content {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-secondary); white-space: pre; overflow-x: auto;
  scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.08) transparent;
}
.copy-btn {
  position: absolute; top: 0.75rem; right: 0.75rem;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border-subtle);
  color: var(--text-muted); font-size: 0.72rem; font-family: var(--font-mono);
  padding: 0.25rem 0.65rem; border-radius: var(--radius-sm);
  cursor: pointer; transition: background 0.2s ease, color 0.2s ease;
}
.copy-btn:hover { background: var(--accent-dim); color: var(--accent); }

/* ─── History Timeline ─────────────────────────────────────────── */
.history-timeline {
  overflow-y: auto; scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.08) transparent;
  display: flex; flex-direction: column; gap: 0.6rem;
}
.history-item {
  display: flex; gap: 0.85rem; padding: 0.75rem;
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}
.history-icon {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-dim); color: var(--accent);
  flex-shrink: 0;
}
.history-details { display: flex; flex-direction: column; gap: 0.15rem; }
.history-action { font-weight: 600; color: var(--text-primary); font-size: 0.82rem; }
.history-meta   { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.72rem; }

/* ─── Tabs ─────────────────────────────────────────────────────── */
.tab-container { display: flex; gap: 0.25rem; border-bottom: 1px solid var(--border-subtle); padding-bottom: 0; }
.tab-btn {
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--text-muted); font-size: 0.82rem; font-weight: 600;
  padding: 0.5rem 1rem; cursor: pointer; margin-bottom: -1px;
  font-family: var(--font-sans);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-btn:hover  { color: var(--text-primary); }

/* ─── Workspace Overlay ────────────────────────────────────────── */
.workspace-overlay {
  display: none;
  position: fixed; inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 200;
  overflow-y: auto;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.workspace-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  min-height: 100dvh;
}
.workspace-header {
  display: flex; justify-content: space-between;
  align-items: flex-start; margin-bottom: 2rem; gap: 1rem;
}
.workspace-grid {
  display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1.5rem;
}
@media (max-width: 900px) { .workspace-grid { grid-template-columns: 1fr; } }

/* ─── Edit Modal ───────────────────────────────────────────────── */
.edit-modal {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  z-index: 500; align-items: center; justify-content: center;
}
.edit-modal-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 2rem; width: 90%; max-width: 480px;
  box-shadow: 0 32px 64px -16px rgba(0,0,0,0.7), 0 0 32px -8px var(--accent-glow);
}

/* ─── Hub Section ──────────────────────────────────────────────── */
.hub-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.hub-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 0.75rem;
}
.hub-subtitle {
  color: var(--text-secondary);
  font-size: 1rem; line-height: 1.6;
  max-width: 52ch; margin: 0 auto;
}
.admin-footer-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary); font-size: 0.82rem; font-weight: 500;
  padding: 0.5rem 1.25rem; border-radius: 9999px;
  cursor: pointer; font-family: var(--font-sans);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.admin-footer-btn:hover {
  background: var(--accent-dim);
  color: var(--accent); border-color: rgba(99,179,237,0.3);
}

/* ─── Toasts ───────────────────────────────────────────────────── */
#toastContainer {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  display: flex; flex-direction: column; gap: 0.6rem;
  z-index: 9999;
}
.toast {
  display: flex; align-items: center; gap: 0.65rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  font-size: 0.85rem; font-weight: 500;
  box-shadow: 0 16px 32px -8px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04) inset;
  opacity: 0; transform: translateX(16px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: 340px;
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast-success { border-color: rgba(52,211,153,0.35); color: var(--green); }
.toast-error   { border-color: rgba(251,113,133,0.35); color: var(--rose); }
.toast-info    { border-color: rgba(99,179,237,0.35); color: var(--accent); }

/* ─── Dropdown ─────────────────────────────────────────────────── */
.dropdown { position: relative; display: inline-block; }
#settingsDropdownMenu {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 32px -8px rgba(0,0,0,0.7);
  backdrop-filter: blur(16px);
  overflow: hidden;
}
#settingsDropdownMenu a {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.65rem 1rem;
  color: var(--text-primary); text-decoration: none;
  font-size: 0.85rem; font-weight: 500;
  transition: background 0.15s ease;
}
#settingsDropdownMenu a:hover { background: rgba(255,255,255,0.05); }

/* ─── Upload File Input ────────────────────────────────────────── */
input[type="file"].form-input {
  padding: 0.55rem 0.9rem;
  font-size: 0.82rem;
  cursor: pointer;
}
input[type="file"]::-webkit-file-upload-button {
  background: var(--accent-dim);
  border: 1px solid rgba(99,179,237,0.2);
  color: var(--accent);
  border-radius: 6px;
  padding: 0.25rem 0.75rem;
  font-size: 0.78rem; font-family: var(--font-sans); font-weight: 600;
  cursor: pointer; margin-right: 0.75rem;
  transition: background 0.2s;
}
input[type="file"]::-webkit-file-upload-button:hover { background: rgba(99,179,237,0.22); }

/* ─── Dividers in workspace panels ────────────────────────────── */
.section-divider { border: none; border-top: 1px dashed rgba(255,255,255,0.07); margin: 0; }

/* ─── Shake animation ──────────────────────────────────────────── */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-5px); }
  40%, 80% { transform: translateX(5px); }
}

/* ─── Responsive / Mobile ──────────────────────────────────────── */
@media (max-width: 640px) {
  .app-container { padding: 1.25rem; }
  .login-card { padding: 1.75rem; border-radius: var(--radius-lg); }
  .workspace-content { padding: 1.25rem 1rem; }
  .hub-title { font-size: 1.75rem; }
  .dashboard-header { flex-direction: column; align-items: flex-start; }
  .stat-val { font-size: 1.1rem; }
}

/* ─── Select Inputs ────────────────────────────────────────────── */
select.form-input {
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='%238b909e' stroke-width='2' stroke-linecap='round' d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}
select.form-input option { background: var(--bg-elevated); color: var(--text-primary); }