/* === Portal — Unified Design System === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #7C3AED;
  --primary-glow: rgba(124,58,237,0.5);
  --primary-hover: #6D28D9;
  --accent: #06B6D4;
  --accent-glow: rgba(6,182,212,0.4);
  --danger: #EF4444;
  --success: #10B981;
  --warning: #F59E0B;
  --bg: #0B0B1A;
  --card-bg: rgba(18,18,40,0.75);
  --card-border: rgba(255,255,255,0.08);
  --card-hover-border: rgba(124,58,237,0.4);
  --text: #EAEAF0;
  --text-secondary: #9393A8;
  --text-muted: #5C5C7B;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-lg: 0 25px 60px rgba(0,0,0,0.5);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* === Animated Background === */
.bg-layer {
  position: fixed; inset: 0; z-index: 0; overflow: hidden;
  background: linear-gradient(160deg, #0B0B1A 0%, #120E24 30%, #0A1628 60%, #0B0B1A 100%);
}

.bg-dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}
.bg-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.4) 0%, transparent 70%);
  top: -150px; left: -100px;
  animation: orbFloat1 18s infinite;
}
.bg-orb-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(6,182,212,0.35) 0%, transparent 70%);
  bottom: -100px; right: -80px;
  animation: orbFloat2 22s infinite;
}
.bg-orb-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(236,72,153,0.2) 0%, transparent 70%);
  top: 40%; left: 50%;
  animation: orbFloat3 20s infinite;
}

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(60px, 40px) scale(1.1); }
  66% { transform: translate(-30px, -20px) scale(0.9); }
}
@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-50px, -30px) scale(1.15); }
  66% { transform: translate(20px, 50px) scale(0.85); }
}
@keyframes orbFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -40px) scale(1.2); }
}

/* === Container === */
.container {
  position: relative; z-index: 1;
  max-width: 1024px;
  margin: 0 auto;
  padding: 28px 24px 80px;
}

/* === Topbar === */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  margin-bottom: 40px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-wrap: wrap;
  gap: 10px;
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.logo {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}
.topbar-right { display: flex; align-items: center; gap: 4px; }
.topbar-user {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-right: 8px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.04);
  border-radius: 6px;
}
.btn-topbar {
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 7px 16px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-topbar:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.15);
}

/* === Hero === */
.hero {
  text-align: center;
  margin-bottom: 44px;
  animation: fadeSlideIn 0.6s ease;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.hero-title span {
  background: linear-gradient(135deg, #C084FC, #7C3AED, #06B6D4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === App Grid === */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 20px;
}
.app-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px 22px 28px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
}
.app-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: var(--radius);
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%), rgba(124,58,237,0.12), transparent 40%);
  pointer-events: none;
}
.app-card:hover::before { opacity: 1; }
.app-card:hover {
  transform: translateY(-6px);
  border-color: var(--card-hover-border);
  box-shadow: 0 12px 40px rgba(124,58,237,0.15), 0 0 0 1px rgba(124,58,237,0.1);
}
.app-icon {
  font-size: 2.8rem;
  margin-bottom: 14px;
  display: block;
  transition: transform 0.3s ease;
  position: relative; z-index: 1;
}
.app-card:hover .app-icon { transform: scale(1.1); }
.app-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  position: relative; z-index: 1;
}
.app-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
  position: relative; z-index: 1;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
}
.empty-state-icon { font-size: 3rem; margin-bottom: 16px; display: block; opacity: 0.5; }
.empty-state p { font-size: 0.95rem; color: var(--text-secondary); }
.empty-sub { font-size: 0.8rem; margin-top: 6px; color: var(--text-muted); }

/* === Login Page === */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-body .bg-orb-1 { width: 700px; height: 700px; top: -200px; left: -150px; opacity: 0.35; }
.login-body .bg-orb-2 { width: 600px; height: 600px; bottom: -150px; right: -120px; opacity: 0.3; }

.login-wrapper {
  position: relative; z-index: 1;
  width: 100%; max-width: 420px;
  padding: 20px;
  animation: loginSlideIn 0.5s ease;
}
@keyframes loginSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-card {
  position: relative;
  background: rgba(18,18,45,0.8);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 48px 36px 40px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(124,58,237,0.08);
  text-align: center;
  overflow: hidden;
}
.login-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(124,58,237,0.6), rgba(6,182,212,0.4), transparent);
}

.login-icon {
  width: 64px; height: 64px;
  margin: 0 auto 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(6,182,212,0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}
.login-card h1 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #fff;
  letter-spacing: -0.02em;
}
.login-sub {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 32px;
}

.login-switch {
  margin-top: 20px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.login-switch a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  margin-left: 4px;
}
.login-switch a:hover { color: #A78BFA; }

.form-group {
  margin-bottom: 18px;
  text-align: left;
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 7px;
  letter-spacing: 0.01em;
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  font-size: 0.9rem;
  outline: none;
  background: rgba(255,255,255,0.04);
  color: var(--text);
  transition: all var(--transition);
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
  background: rgba(255,255,255,0.06);
}
.form-group input::placeholder { color: var(--text-muted); }

.login-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.2);
  color: #FCA5A5;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.8rem;
  margin-bottom: 16px;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
}
.login-error::before {
  content: "⚠";
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  border: none;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  letter-spacing: 0.01em;
}
.btn-block { width: 100%; padding: 13px; font-size: 0.92rem; }
.btn-primary {
  background: linear-gradient(135deg, #7C3AED, #6D28D9);
  color: #fff;
  box-shadow: 0 2px 8px rgba(124,58,237,0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #8B5CF6, #7C3AED);
  box-shadow: 0 4px 16px rgba(124,58,237,0.4);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.05);
  color: #fff;
}
.btn-danger {
  background: transparent;
  color: #FCA5A5;
  border: 1px solid rgba(239,68,68,0.3);
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 7px;
}
.btn-danger:hover {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.5);
}
.btn-sm { padding: 5px 12px; font-size: 0.78rem; border-radius: 7px; }
.btn-xs { padding: 3px 10px; font-size: 0.73rem; border-radius: 6px; }

/* === Admin Panel === */
.admin-section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.admin-toolbar h2 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.admin-table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}
.admin-table thead { position: sticky; top: 0; }
.admin-table th {
  text-align: left;
  padding: 12px 14px;
  background: rgba(255,255,255,0.03);
  border-bottom: 2px solid rgba(255,255,255,0.06);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.admin-table td {
  padding: 14px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}
.admin-table tbody tr { transition: background var(--transition); }
.admin-table tbody tr:hover { background: rgba(255,255,255,0.02); }

.admin-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.admin-badge-admin { background: rgba(245,158,11,0.15); color: #FBBF24; }
.admin-badge-user { background: rgba(124,58,237,0.15); color: #A78BFA; }

.app-perm-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.app-perm-tag {
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 500;
  background: rgba(124,58,237,0.12);
  color: #C4B5FD;
  border: 1px solid rgba(124,58,237,0.2);
}
.app-perm-none { font-size: 0.78rem; color: var(--text-muted); font-style: italic; }

.empty-hint { text-align: center; padding: 50px; }
.empty-hint p { color: var(--text-muted); font-size: 0.9rem; }

/* === Modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: overlayIn 0.2s ease;
}
@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }

.modal-card {
  background: rgba(22,22,50,0.95);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 30px 26px;
  width: 92%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  animation: modalSlideIn 0.25s ease;
}
@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-card h3 {
  margin-bottom: 20px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

/* Checkbox group */
.checkbox-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  font-size: 0.84rem;
  cursor: pointer;
  transition: all var(--transition);
}
.checkbox-item:hover { border-color: rgba(124,58,237,0.3); background: rgba(124,58,237,0.05); }
.checkbox-item input[type="checkbox"] {
  accent-color: var(--primary);
  width: 18px; height: 18px;
  cursor: pointer;
  flex-shrink: 0;
}
.checkbox-label-name { font-weight: 600; }
.checkbox-label-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-left: auto;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 22px;
}

/* === Toast === */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(30,30,55,0.95);
  border: 1px solid rgba(255,255,255,0.1);
  color: #fff;
  padding: 12px 28px;
  border-radius: 100px;
  font-size: 0.84rem;
  font-weight: 500;
  z-index: 300;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  animation: toastIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px) scale(0.9); }
  to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}

/* === Lightbox === */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  animation: overlayIn 0.2s ease;
}
.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

/* === Vibe Feed === */
.vibe-section {
  margin-bottom: 32px;
  animation: fadeSlideIn 0.6s ease;
}
.vibe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.vibe-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}
.vibe-link {
  font-size: 0.8rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}
.vibe-link:hover { color: #A78BFA; }

.vibe-feed {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.vibe-post {
  display: flex;
  gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color var(--transition);
}
.vibe-post:hover { border-color: rgba(124,58,237,0.25); }
.vibe-post-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7C3AED, #06B6D4);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.vibe-post-body { flex: 1; min-width: 0; }
.vibe-post-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.vibe-post-author {
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
}
.vibe-post-time {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.vibe-post-text {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vibe-post-img {
  margin-top: 8px;
  max-width: 100%;
  max-height: 200px;
  border-radius: 8px;
  object-fit: cover;
}
.vibe-loading, .vibe-empty {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 0.84rem;
}
.vibe-empty a { color: var(--primary); text-decoration: none; }

.section-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.section-divider::before,
.section-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.06);
}
.section-divider span {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* === Responsive === */
@media (max-width: 640px) {
  .container { padding: 16px 12px 60px; }
  .app-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
  .app-card { padding: 24px 14px 20px; }
  .app-icon { font-size: 2.2rem; }
  .topbar { flex-direction: column; align-items: flex-start; padding: 12px 16px; margin-bottom: 28px; }
  .hero-title { font-size: 1.2rem; }
  .login-card { padding: 36px 24px 32px; }
  .admin-section { padding: 20px 16px; }
  .modal-card { padding: 22px 18px; }
  .admin-table { font-size: 0.8rem; }
  .admin-table th, .admin-table td { padding: 10px 8px; }
}