/* ═══════════════════════════════════════════════
   TOMNASS — Global Styles
   ═══════════════════════════════════════════════ */

:root {
  --bg: #070710;
  --bg2: #0e0e1f;
  --bg3: #14142b;
  --surface: #1a1a35;
  --surface2: #232344;
  --border: #2e2e5a;
  --accent: #7c3aed;
  --accent2: #6d28d9;
  --accent-glow: rgba(124,58,237,0.35);
  --blue-purple: #4f46e5;
  --blue-purple2: #818cf8;
  --gold: #f59e0b;
  --gold2: #fbbf24;
  --text: #f0f0ff;
  --text2: #a0a0c0;
  --text3: #6060a0;
  --red: #ef4444;
  --green: #22c55e;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── SCROLLBAR ─────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ─── TOMNASS LOGO ──────────────────────────────── */
.logo-tomnass {
  display: inline-block;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  letter-spacing: 0.22em;
  background: linear-gradient(135deg, #a855f7, #7c3aed, #4f46e5, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 18px rgba(124,58,237,0.6));
  animation: float 3.6s ease-in-out infinite;
  user-select: none;
  cursor: default;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); filter: drop-shadow(0 0 18px rgba(124,58,237,0.6)); }
  50% { transform: translateY(-9px); filter: drop-shadow(0 0 28px rgba(168,85,247,0.9)); }
}

/* ─── NAVBAR ────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  background: rgba(7,7,16,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.navbar-left { display: flex; align-items: center; gap: 28px; }
.navbar-right { display: flex; align-items: center; gap: 12px; }

.nav-link {
  position: relative;
  color: var(--text2);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 6px 2px;
  transition: color var(--transition);
  cursor: pointer;
  background: none; border: none;
}
.nav-link::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link.active::after, .nav-link:hover::after { width: 100%; }

.chat-badge {
  position: relative;
  display: inline-flex; align-items: center; gap: 6px;
}
.chat-badge .notif {
  display: none;
  background: var(--red);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: 50%;
  width: 18px; height: 18px;
  align-items: center; justify-content: center;
  animation: pulse-red 1.4s infinite;
}
.chat-badge .notif.show { display: inline-flex; }

@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.5); }
  50% { box-shadow: 0 0 0 5px rgba(239,68,68,0); }
}

/* ─── BUTTONS ───────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px;
  border: none; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 24px var(--accent-glow); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--text2); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface); color: var(--text); border-color: var(--accent); }
.btn-danger { background: rgba(239,68,68,0.1); color: var(--red); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: rgba(239,68,68,0.2); }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-gold { background: linear-gradient(135deg, #f59e0b, #d97706); color: #fff; }
.btn-green { background: linear-gradient(135deg, #22c55e, #16a34a); color: #fff; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ─── AUTH SCREEN ───────────────────────────────── */
#auth-screen {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 20px;
  background: radial-gradient(ellipse at 50% 0%, rgba(124,58,237,0.12), transparent 70%);
}
.auth-logo-wrap {
  text-align: center; margin-bottom: 40px;
}
.auth-logo-sub {
  color: var(--text3); font-size: 0.85rem; letter-spacing: 0.12em;
  text-transform: uppercase; margin-top: 8px;
}
.auth-card {
  width: 100%; max-width: 420px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.auth-tabs {
  display: flex; gap: 0; margin-bottom: 28px;
  background: var(--bg3); border-radius: var(--radius-sm); padding: 4px;
}
.auth-tab {
  flex: 1; padding: 8px;
  border: none; background: none;
  color: var(--text2); font-weight: 600; font-size: 0.9rem;
  border-radius: 6px; cursor: pointer; transition: all var(--transition);
}
.auth-tab.active { background: var(--accent); color: #fff; box-shadow: 0 2px 8px var(--accent-glow); }

.form-group { margin-bottom: 18px; }
.form-label { display: block; color: var(--text2); font-size: 0.85rem; font-weight: 500; margin-bottom: 7px; }
.form-input {
  width: 100%; padding: 11px 16px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-size: 0.95rem; transition: border-color 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(--text3); }

.auth-divider { 
  display: flex; align-items: center; gap: 12px; 
  margin: 20px 0; color: var(--text3); font-size: 0.8rem;
}
.auth-divider::before, .auth-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

.verify-hint {
  background: rgba(124,58,237,0.1); border: 1px solid var(--accent);
  border-radius: var(--radius-sm); padding: 12px 16px;
  color: var(--text2); font-size: 0.875rem; margin-bottom: 18px;
}

/* ─── USERNAME SCREEN ───────────────────────────── */
#username-screen {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 20px;
  background: radial-gradient(ellipse at 50% 0%, rgba(124,58,237,0.12), transparent 70%);
}

/* ─── MAIN SCREEN ───────────────────────────────── */
#main-screen { min-height: 100vh; display: flex; flex-direction: column; }

.main-content {
  flex: 1; padding: 32px 24px;
  max-width: 1200px; width: 100%; margin: 0 auto;
}

/* ─── CATEGORIES ────────────────────────────────── */
.cats-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}
.cats-title { font-size: 1.5rem; font-weight: 700; color: var(--text); }

.cats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px; margin-bottom: 40px;
}
.cat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px; text-align: center;
  cursor: pointer; transition: all var(--transition);
  position: relative; overflow: hidden;
}
.cat-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.cat-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 8px 24px var(--accent-glow); }
.cat-card:hover::before { opacity: 1; }
.cat-card.active { border-color: var(--accent); background: var(--surface2); box-shadow: 0 4px 20px var(--accent-glow); }
.cat-icon { font-size: 2rem; margin-bottom: 10px; }
.cat-name { font-weight: 700; font-size: 1rem; text-transform: capitalize; letter-spacing: 0.04em; }
.cat-count { color: var(--text3); font-size: 0.78rem; margin-top: 4px; }

/* ─── POSTS GRID ────────────────────────────────── */
.posts-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.posts-section-title { font-size: 1.15rem; font-weight: 700; }

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

/* ─── POST CARD ─────────────────────────────────── */
.post-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
}
.post-card:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }

/* Regular border: animated blue-purple */
.post-card::before {
  content: '';
  position: absolute; inset: -2px; z-index: -1;
  border-radius: calc(var(--radius) + 2px);
  background: linear-gradient(135deg, var(--blue-purple), var(--blue-purple2), #312e81, var(--blue-purple));
  background-size: 300% 300%;
  animation: border-flow 4s linear infinite;
}

/* Premium border: animated gold */
.post-card.premium::before {
  background: linear-gradient(135deg, var(--gold), var(--gold2), #fde68a, var(--gold));
  background-size: 300% 300%;
  animation: border-flow 2.5s linear infinite;
}

@keyframes border-flow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.post-card-media {
  width: 100%; aspect-ratio: 16/9;
  background: var(--bg3);
  overflow: hidden; position: relative;
  display: flex; align-items: center; justify-content: center;
}
.post-card-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s;
}
.post-card:hover .post-card-media img { transform: scale(1.05); }
.post-card-media video {
  width: 100%; height: 100%; object-fit: cover;
}
.post-media-icon {
  font-size: 3rem; color: var(--text3); flex-direction: column; gap: 8px;
  display: flex; align-items: center; justify-content: center;
}
.post-media-icon span { font-size: 0.75rem; color: var(--text3); }

.premium-badge {
  position: absolute; top: 10px; right: 10px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff; font-size: 0.7rem; font-weight: 800;
  padding: 3px 10px; border-radius: 20px;
  letter-spacing: 0.08em; text-transform: uppercase;
  box-shadow: 0 2px 12px rgba(245,158,11,0.5);
  animation: glow-gold 1.5s ease-in-out infinite alternate;
}
@keyframes glow-gold {
  from { box-shadow: 0 2px 12px rgba(245,158,11,0.5); }
  to { box-shadow: 0 2px 20px rgba(245,158,11,0.9); }
}

.pending-badge {
  position: absolute; top: 10px; left: 10px;
  background: rgba(239,68,68,0.85);
  color: #fff; font-size: 0.68rem; font-weight: 700;
  padding: 3px 10px; border-radius: 20px;
}

.post-card-body { padding: 14px 16px; }
.post-title { font-weight: 700; font-size: 0.95rem; margin-bottom: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.post-meta { display: flex; align-items: center; justify-content: space-between; color: var(--text3); font-size: 0.78rem; }
.post-user { font-weight: 500; color: var(--text2); }
.post-actions { display: flex; gap: 6px; margin-top: 10px; }

/* Website card */
.website-card-link {
  display: block; padding: 18px;
  background: var(--bg3);
  border-radius: 8px; text-decoration: none;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.website-card-link:hover { border-color: var(--accent); background: var(--surface2); }
.website-url { color: var(--blue-purple2); font-size: 0.8rem; word-break: break-all; }

/* ─── UPLOAD BUTTON (floating) ──────────────────── */
.upload-fab {
  position: fixed; bottom: 32px; right: 32px; z-index: 50;
  width: 60px; height: 60px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; border: none; cursor: pointer;
  font-size: 1.6rem;
  box-shadow: 0 6px 24px var(--accent-glow);
  transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.upload-fab:hover { transform: scale(1.1) rotate(45deg); box-shadow: 0 10px 32px var(--accent-glow); }

/* ─── MODAL ─────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px;
  width: 100%; max-width: 500px;
  transform: translateY(20px); transition: transform var(--transition);
  max-height: 90vh; overflow-y: auto;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.modal-title { font-size: 1.2rem; font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text3); font-size: 1.4rem; cursor: pointer; transition: color var(--transition); }
.modal-close:hover { color: var(--text); }

/* File input */
.file-drop {
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 32px; text-align: center;
  cursor: pointer; transition: all var(--transition);
  position: relative;
}
.file-drop:hover, .file-drop.dragover { border-color: var(--accent); background: rgba(124,58,237,0.06); }
.file-drop input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file-drop-icon { font-size: 2.5rem; margin-bottom: 10px; }
.file-drop-text { color: var(--text2); font-size: 0.9rem; }
.file-drop-hint { color: var(--text3); font-size: 0.78rem; margin-top: 6px; }
.file-selected { color: var(--accent); font-weight: 600; font-size: 0.875rem; margin-top: 8px; }

/* Select */
.form-select {
  width: 100%; padding: 11px 16px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-size: 0.95rem; outline: none;
  cursor: pointer; transition: border-color var(--transition);
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236060a0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.form-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ─── CHAT ──────────────────────────────────────── */
#chat-screen {
  display: none; flex-direction: column;
  height: calc(100vh - 64px);
}
#chat-screen.visible { display: flex; }

.chat-container {
  flex: 1; overflow-y: auto;
  padding: 20px 24px;
  display: flex; flex-direction: column;
  gap: 12px;
  max-width: 860px; width: 100%; margin: 0 auto;
}

.chat-message {
  display: flex; gap: 12px; align-items: flex-start;
  animation: slide-in 0.2s ease;
}
@keyframes slide-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--surface2); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: var(--text2);
  flex-shrink: 0;
}
.chat-message.is-admin .chat-avatar {
  border-color: var(--gold);
  background: linear-gradient(135deg, rgba(245,158,11,0.2), rgba(217,119,6,0.2));
  color: var(--gold);
}

.chat-bubble-wrap { flex: 1; }
.chat-bubble-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 4px;
}
.chat-username { font-weight: 700; font-size: 0.875rem; }
.chat-message.is-admin .chat-username { color: var(--gold); }
.chat-admin-tag {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff; font-size: 0.65rem; font-weight: 800;
  padding: 1px 7px; border-radius: 20px;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.chat-time { color: var(--text3); font-size: 0.75rem; }

.chat-bubble {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 4px 12px 12px 12px;
  padding: 10px 14px;
  color: var(--text); font-size: 0.9rem; line-height: 1.5;
  word-break: break-word;
}
.chat-message.is-admin .chat-bubble {
  background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25);
}

.chat-input-bar {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg2);
}
.chat-input-inner {
  max-width: 860px; margin: 0 auto;
  display: flex; gap: 12px; align-items: flex-end;
}
.chat-input {
  flex: 1; padding: 11px 16px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-size: 0.95rem; resize: none; outline: none;
  transition: border-color var(--transition);
  min-height: 44px; max-height: 120px;
  font-family: inherit;
}
.chat-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ─── ADMIN PANEL ───────────────────────────────── */
#admin-screen {
  display: none; min-height: calc(100vh - 64px);
  padding: 32px 24px;
}
#admin-screen.visible { display: block; }

.admin-wrap { max-width: 1100px; margin: 0 auto; }
.admin-logo { margin-bottom: 8px; }
.admin-tabs { display: flex; gap: 0; margin-bottom: 32px; background: var(--bg3); border-radius: var(--radius-sm); padding: 4px; width: fit-content; }
.admin-tab {
  padding: 8px 20px; border: none; background: none;
  color: var(--text2); font-weight: 600; font-size: 0.9rem;
  border-radius: 6px; cursor: pointer; transition: all var(--transition);
}
.admin-tab.active { background: var(--accent); color: #fff; }

.admin-section { display: none; }
.admin-section.active { display: block; }

.admin-section-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; }
.admin-section-title span { color: var(--accent); }

/* Table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  padding: 12px 16px; text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
.data-table th { color: var(--text3); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
.data-table tr:hover td { background: var(--surface); }
.data-table .admin-flag { color: var(--gold); font-weight: 700; }

.badge {
  display: inline-flex; align-items: center;
  padding: 2px 10px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600;
}
.badge-green { background: rgba(34,197,94,0.1); color: var(--green); border: 1px solid rgba(34,197,94,0.3); }
.badge-red { background: rgba(239,68,68,0.1); color: var(--red); border: 1px solid rgba(239,68,68,0.3); }
.badge-yellow { background: rgba(245,158,11,0.1); color: var(--gold); border: 1px solid rgba(245,158,11,0.3); }

/* ─── EMPTY STATE ───────────────────────────────── */
.empty-state {
  text-align: center; padding: 60px 20px;
  color: var(--text3);
}
.empty-state-icon { font-size: 3.5rem; margin-bottom: 16px; opacity: 0.5; }
.empty-state-text { font-size: 1.1rem; font-weight: 600; color: var(--text2); margin-bottom: 8px; }
.empty-state-sub { font-size: 0.875rem; }

/* ─── TOAST ─────────────────────────────────────── */
#toast-container {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 9999; display: flex; flex-direction: column; gap: 10px; align-items: center;
}
.toast {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); padding: 12px 24px; border-radius: 30px;
  font-size: 0.875rem; font-weight: 500;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  animation: toast-in 0.25s ease;
  pointer-events: none;
}
.toast.success { border-color: var(--green); color: var(--green); }
.toast.error { border-color: var(--red); color: var(--red); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── LOADING ───────────────────────────────────── */
.spinner {
  width: 28px; height: 28px; border-radius: 50%;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-center { display: flex; justify-content: center; padding: 40px; }

/* ─── MEDIA VIEWER ──────────────────────────────── */
.media-viewer {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,0.95);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity 0.25s;
}
.media-viewer.open { opacity: 1; pointer-events: all; }
.media-viewer-close {
  position: absolute; top: 20px; right: 24px;
  background: none; border: none; color: var(--text2);
  font-size: 2rem; cursor: pointer; transition: color var(--transition);
}
.media-viewer-close:hover { color: var(--text); }
.media-viewer img, .media-viewer video {
  max-width: 94vw; max-height: 86vh;
  border-radius: var(--radius); object-fit: contain;
}
.media-viewer-title {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  color: var(--text2); font-size: 0.875rem; white-space: nowrap;
}

/* ─── RESPONSIVE ────────────────────────────────── */
@media (max-width: 600px) {
  .navbar { padding: 0 16px; }
  .main-content { padding: 20px 16px; }
  .cats-grid { grid-template-columns: repeat(2, 1fr); }
  .posts-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 24px 18px; }
  .upload-fab { bottom: 20px; right: 20px; }
}

/* ─── UTILITY ───────────────────────────────────── */
.hidden { display: none !important; }
.text-accent { color: var(--accent); }
.text-gold { color: var(--gold); }
.text-muted { color: var(--text3); }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.error-msg { color: var(--red); font-size: 0.85rem; margin-top: 8px; }
.success-msg { color: var(--green); font-size: 0.85rem; margin-top: 8px; }