/* ═══════════════════════════════════════════════════════════
   NexusChat — Homepage Stylesheet
   Design: Warm off-white + deep charcoal sidebar + amber accents
   Fonts: Sora (display) + DM Sans (body)
═══════════════════════════════════════════════════════════ */

/* ── CSS VARIABLES ────────────────────────────────────────── */
:root {
  /* Core palette */
  --sidebar-bg:       #111117;
  --sidebar-border:   rgba(255,255,255,0.06);
  --sidebar-text:     #b0b0c0;
  --sidebar-hover:    rgba(255,255,255,0.07);
  --sidebar-active:   rgba(255,190,80,0.12);
  --sidebar-active-text: #ffbe50;

  --main-bg:          #f6f5f0;
  --surface:          #ffffff;
  --surface-hover:    #fafaf7;
  --border:           #e8e6df;
  --border-subtle:    #f0ede5;

  --text-primary:     #1a1a22;
  --text-secondary:   #5a5a6e;
  --text-muted:       #9090a0;

  --accent:           #f0a030;
  --accent-dark:      #c47a10;
  --accent-glow:      rgba(240,160,48,0.25);
  --accent-subtle:    rgba(240,160,48,0.08);

  --card-radius:      14px;
  --card-shadow:      0 2px 12px rgba(0,0,0,0.06);
  --card-shadow-hover:0 8px 32px rgba(0,0,0,0.12);

  --sidebar-w:        240px;
  --topbar-h:         64px;
  --transition:       0.22s cubic-bezier(0.4,0,0.2,1);

  /* Fonts */
  --font-display:     'Sora', sans-serif;
  --font-body:        'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--main-bg);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Prevent accidental horizontal layout expansion on mobile browsers */
html, body, .main-content, .content-scroll {
  max-width: 100%;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: var(--font-body); border: none; background: none; }
img { display: block; max-width: 100%; }

/* ── SCROLLBAR ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d0cfc8; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #b0afa8; }

/* ════════════════════════════════════════════════════════════
   SIDEBAR
════════════════════════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 200;
  transition: transform var(--transition);
  overflow-y: auto;
  overflow-x: hidden;
}

/* Logo */
.sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 20px 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), #e06010);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #fff;
  flex-shrink: 0;
}

.logo-image {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
}

/* Create button */
.sidebar-section { padding: 8px 14px 4px; }

.sidebar-create {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(240,160,48,0.15);
  border: 1px solid rgba(240,160,48,0.25);
  border-radius: 10px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition);
  width: 100%;
}

.sidebar-create:hover {
  background: rgba(240,160,48,0.22);
  border-color: rgba(240,160,48,0.4);
}

/* Nav items */
.sidebar-nav {
  padding: 8px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--sidebar-text);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-item:hover { background: var(--sidebar-hover); color: #fff; }
.nav-item.active { background: var(--sidebar-active); color: var(--sidebar-active-text); }
.nav-item svg { flex-shrink: 0; opacity: 0.8; }

/* Sidebar search */
.sidebar-search {
  margin: 8px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--sidebar-border);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--sidebar-text);
}

.sidebar-search input {
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: #fff;
  width: 100%;
}

.sidebar-search input::placeholder { color: #606078; }
.sidebar-search svg { flex-shrink: 0; }

/* Recents */
.sidebar-recents { padding: 12px 14px; flex: 1; }

.sidebar-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #454558;
  margin-bottom: 8px;
  padding: 0 4px;
}

.recent-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.recent-item:hover { background: var(--sidebar-hover); }

.recent-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: #2a2a3a;
}

.recent-info { overflow: hidden; }

.recent-name {
  display: block;
  font-size: 0.82rem;
  color: #d0d0e0;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recent-msg {
  display: block;
  font-size: 0.74rem;
  color: #606078;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Bottom */
.sidebar-bottom {
  padding: 12px 14px 20px;
  border-top: 1px solid var(--sidebar-border);
}

.sidebar-login-btn {
  display: block;
  width: 100%;
  padding: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  transition: var(--transition);
  margin-bottom: 8px;
}

.sidebar-login-btn:hover { background: rgba(255,255,255,0.14); }

.sidebar-upgrade {
  text-align: center;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
  opacity: 0.85;
}

.sidebar-upgrade:hover { opacity: 1; }

/* Toggle (mobile only) */
.sidebar-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 6px;
  background: none;
}

.sidebar-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: #888;
  border-radius: 2px;
}

/* Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 190;
}

.sidebar-overlay.visible { display: block; }

/* ════════════════════════════════════════════════════════════
   MAIN CONTENT
════════════════════════════════════════════════════════════ */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Topbar */
.topbar {
  height: var(--topbar-h);
  background: rgba(246,245,240,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4.5px;
  padding: 6px;
  flex-shrink: 0;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

.topbar-welcome { display: flex; flex-direction: column; gap: 2px; flex-shrink: 0; }

.welcome-text { font-size: 0.7rem; color: var(--text-muted); line-height: 1; }

.welcome-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-display);
}

.status-dot {
  width: 7px;
  height: 7px;
  background: #22c55e;
  border-radius: 50%;
  flex-shrink: 0;
}

.topbar-search {
  flex: 1;
  max-width: 480px;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 14px;
  color: var(--text-muted);
  transition: var(--transition);
}

.topbar-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.topbar-search input {
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-primary);
  width: 100%;
}

.topbar-search input::placeholder { color: var(--text-muted); }

.topbar-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }

.btn-topbar-login {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.855rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.btn-topbar-login:hover { background: var(--surface); color: var(--text-primary); }

.btn-topbar-signup {
  padding: 8px 18px;
  background: var(--text-primary);
  color: #fff;
  border-radius: 8px;
  font-size: 0.855rem;
  font-weight: 700;
  transition: var(--transition);
}

.btn-topbar-signup:hover { background: #2a2a36; transform: translateY(-1px); }

/* Content scroll area */
.content-scroll {
  flex: 1;
  padding: 32px 32px 0;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* ── SECTIONS ─────────────────────────────────────────────── */
.section { margin-bottom: 48px; }

.section-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.section-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.see-all-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-dark);
  opacity: 0.8;
  transition: var(--transition);
}

.see-all-link:hover { opacity: 1; }

/* ── PERSONA CARD (HORIZONTAL) ────────────────────────────── */
.persona-row {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
}

.persona-row::-webkit-scrollbar { height: 4px; }
.persona-row::-webkit-scrollbar-thumb { background: var(--border); }

.persona-card--horizontal {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 14px;
  min-width: 230px;
  max-width: 260px;
  flex-shrink: 0;
  scroll-snap-align: start;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--card-shadow);
}

.persona-card--horizontal:hover {
  border-color: rgba(240,160,48,0.3);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.persona-card__img-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  overflow: hidden;
  background: #f0ede5;
  flex-shrink: 0;
}

.persona-card__img-wrap img { width: 100%; height: 100%; object-fit: cover; }

.persona-card__body { flex: 1; overflow: hidden; }

.persona-name {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.persona-creator {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.persona-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 4px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.persona-stat {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ── SCENES GRID ──────────────────────────────────────────── */
.scenes-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.scene-card {
  position: relative;
  height: 220px;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  background: var(--scene-bg);
  transition: var(--transition);
}

.scene-card:hover { transform: translateY(-3px) scale(1.01); }
.scene-card:hover .scene-overlay { opacity: 0.3; }
.scene-card:hover .scene-select-btn { opacity: 1; transform: translateY(0); }

.scene-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 60%);
  transition: var(--transition);
}

.scene-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  z-index: 2;
}

.scene-content h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

.scene-content p {
  font-size: 0.74rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
  margin-bottom: 10px;
}

.scene-select-btn {
  padding: 7px 14px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(8px);
  border-radius: 6px;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(6px);
  transition: var(--transition);
}

.scene-select-btn:hover { background: rgba(255,255,255,0.25); }

.scene-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  z-index: 2;
}

/* ── CATEGORY TABS ────────────────────────────────────────── */
.category-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.cat-tab {
  padding: 7px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition);
}

.cat-tab:hover { border-color: var(--accent); color: var(--accent-dark); background: var(--accent-subtle); }

.cat-tab.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: #fff;
}

/* Category persona grid */
.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}

.pgrid-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--card-shadow);
  animation: fadeIn 0.3s ease forwards;
}

.pgrid-card:hover {
  border-color: rgba(240,160,48,0.3);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

@keyframes fadeIn { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform: translateY(0); } }

.pgrid-card__img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  background: #f0ede5;
  border-bottom: 1px solid var(--border-subtle);
}

.pgrid-card__body { padding: 12px; }

.pgrid-card__body h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.pgrid-card__body p {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.pgrid-card__body .persona-stat {
  margin-top: 8px;
  display: block;
}

.pgrid-card__cat-badge {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}

/* ── FEATURED GRID ────────────────────────────────────────── */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.featured-card {
  display: flex;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 18px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--card-shadow);
}

.featured-card:hover {
  border-color: rgba(240,160,48,0.3);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.featured-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: #f0ede5;
}

.featured-avatar img { width: 100%; height: 100%; object-fit: cover; }

.featured-body { flex: 1; overflow: hidden; }

.featured-body h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.featured-creator { font-size: 0.74rem; color: var(--text-muted); margin-top: 2px; }

.featured-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.featured-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}

.btn-chat-sm {
  padding: 6px 14px;
  background: var(--accent-subtle);
  border: 1px solid rgba(240,160,48,0.25);
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-dark);
  transition: var(--transition);
}

.btn-chat-sm:hover { background: rgba(240,160,48,0.15); border-color: var(--accent); }

/* ── POPULAR LIST ─────────────────────────────────────────── */
.popular-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.popular-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  cursor: pointer;
  transition: var(--transition);
}

.popular-item:hover {
  border-color: rgba(240,160,48,0.3);
  background: var(--surface-hover);
}

.popular-rank {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--border);
  width: 36px;
  flex-shrink: 0;
  letter-spacing: -0.04em;
}

.popular-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: #f0ede5;
}

.popular-info { flex: 1; overflow: hidden; }

.popular-info h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}

.popular-creator { font-size: 0.74rem; color: var(--text-muted); margin-top: 1px; }

.popular-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── TRENDING ROW ─────────────────────────────────────────── */
.trending-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.trending-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 16px;
  display: flex;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--card-shadow);
}

.trending-card:hover {
  border-color: rgba(240,160,48,0.3);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.trending-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: #f0ede5;
}

.trending-body { overflow: hidden; }

.trending-body h3 {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
}

.trending-creator { font-size: 0.72rem; color: var(--text-muted); margin-top: 1px; }

.trending-mood {
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ── TOOLS GRID ───────────────────────────────────────────── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.tool-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  transition: var(--transition);
  box-shadow: var(--card-shadow);
}

.tool-card:hover {
  border-color: rgba(240,160,48,0.3);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.tool-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.tool-body h3 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.tool-body p {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 1px;
}

/* ── TRY SAYING ───────────────────────────────────────────── */
.try-saying-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.try-column {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--card-shadow);
}

.try-column-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.try-col-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #f0ede5;
  flex-shrink: 0;
}

.try-col-name {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.try-col-meta {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.try-prompts { display: flex; flex-direction: column; gap: 6px; }

.try-prompt {
  padding: 10px 14px;
  background: var(--main-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: left;
  transition: var(--transition);
}

.try-prompt:hover {
  background: var(--accent-subtle);
  border-color: rgba(240,160,48,0.3);
  color: var(--accent-dark);
}

/* ── CTA BANNER ───────────────────────────────────────────── */
.cta-banner {
  margin: 16px 0 0;
  background: var(--text-primary);
  border-radius: 20px 20px 0 0;
  overflow: hidden;
  position: relative;
}

.cta-inner {
  padding: 60px 48px;
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-decoration {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(240,160,48,0.12) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  pointer-events: none;
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.cta-inner p {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  max-width: 480px;
  margin: 0 auto 28px;
  line-height: 1.6;
}

.cta-btn {
  display: inline-block;
  padding: 14px 36px;
  background: linear-gradient(135deg, var(--accent), #e06010);
  color: #fff;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 800;
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  transition: var(--transition);
  box-shadow: 0 4px 24px rgba(240,160,48,0.4);
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(240,160,48,0.5);
}

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: var(--text-primary);
  padding: 32px 48px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-links, .footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 12px;
}

.footer-links a, .footer-legal a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

.footer-links a:hover, .footer-legal a:hover { color: rgba(255,255,255,0.9); }

.footer-legal { margin-top: 4px; }

.footer-copy {
  font-size: 0.74rem;
  color: rgba(255,255,255,0.25);
  margin-top: 16px;
}

/* ── CHAT TOAST ───────────────────────────────────────────── */
.chat-toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 500;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: var(--transition);
}

.chat-toast.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.chat-toast-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--text-primary);
  border: 1px solid rgba(240,160,48,0.3);
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  min-width: 280px;
}

.chat-toast-icon { font-size: 20px; }

.chat-toast-msg {
  flex: 1;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

.chat-toast-close {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  padding: 2px 4px;
}

.chat-toast-close:hover { color: #fff; }

/* ════════════════════════════════════════════════════════════
   CATEGORY BADGE COLORS
════════════════════════════════════════════════════════════ */
.badge-anime    { background: #fff0f5; color: #c0306a; }
.badge-fantasy  { background: #f0f0ff; color: #4040c0; }
.badge-romance  { background: #fff5f0; color: #c04030; }
.badge-gaming   { background: #f0fff5; color: #208050; }
.badge-history  { background: #fff8f0; color: #905030; }
.badge-learning { background: #f0f8ff; color: #204080; }
.badge-lifestyle{ background: #f5fff0; color: #307030; }
.badge-humor    { background: #fffef0; color: #806020; }
.badge-adventure{ background: #f0fbff; color: #205070; }
.badge-scifi    { background: #f2f0ff; color: #402090; }
.badge-all      { background: #f5f4f0; color: #505060; }

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════════════════ */

/* Large desktop tweaks */
@media (min-width: 1400px) {
  .scenes-grid { grid-template-columns: repeat(6, 1fr); }
  .tools-grid  { grid-template-columns: repeat(4, 1fr); }
}

/* Medium desktop */
@media (max-width: 1280px) {
  .scenes-grid { grid-template-columns: repeat(3, 1fr); }
  .tools-grid  { grid-template-columns: repeat(4, 1fr); }
  .persona-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1024px) {
  .trending-row { grid-template-columns: repeat(2, 1fr); }
  .tools-grid   { grid-template-columns: repeat(2, 1fr); }
  .try-saying-grid { grid-template-columns: repeat(2, 1fr); }
  .try-saying-grid .try-column:last-child { display: none; }
  .persona-grid { grid-template-columns: repeat(3, 1fr); }
  .popular-list { gap: 4px; }
  .popular-item { padding: 12px 16px; }
  .topbar-welcome { display: none; }
  .topbar { padding: 0 20px; }
}

/* Tablet */
@media (max-width: 1024px) {
  :root { --sidebar-w: 0px; }

  .sidebar {
    left: 0;
    transform: translateX(-100%);
    width: 240px;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    width: 100%;
  }

  .mobile-menu-btn { display: flex; }

  .topbar { padding: 0 16px; }

  .content-scroll { padding: 20px 16px 0; }

  .featured-grid { grid-template-columns: 1fr; }

  .scenes-grid { grid-template-columns: repeat(2, 1fr); }
  .persona-grid { grid-template-columns: repeat(2, 1fr); }

  .cta-inner { padding: 40px 24px; }
  .cta-inner h2 { font-size: 1.7rem; }

  .footer { padding: 24px 20px; }

  .category-tabs { gap: 6px; }
  .cat-tab { padding: 6px 14px; font-size: 0.78rem; }
}

@media (max-width: 768px) {
  :root {
    --topbar-h: 56px;
  }

  .section { margin-bottom: 36px; }
  .topbar-actions { gap: 6px; }
  .btn-topbar-signup { padding: 8px 14px; }
  .featured-card {
    padding: 14px;
    gap: 10px;
  }
  .featured-avatar {
    width: 56px;
    height: 56px;
  }
}

@media (max-width: 640px) {
  .trending-row { grid-template-columns: 1fr; }
  .tools-grid   { grid-template-columns: repeat(2, 1fr); }
  .try-saying-grid { grid-template-columns: 1fr; }
  .try-saying-grid .try-column:last-child { display: block; }
  .scenes-grid { grid-template-columns: 1fr; }
  .persona-grid { grid-template-columns: repeat(2, 1fr); }

  .topbar-search { max-width: none; }
  .topbar-search input { min-width: 0; }
  .btn-topbar-login { display: none; }

  .popular-item .btn-chat-sm { display: none; }
  .popular-item { flex-direction: column; align-items: flex-start; gap: 10px; }
  .popular-rank { width: auto; }

  .cta-inner h2 { font-size: 1.4rem; }
  .cta-inner p { font-size: 0.95rem; }

  .section-title { font-size: 1.1rem; margin-bottom: 16px; }
  .persona-card--horizontal { min-width: 200px; max-width: 240px; }
  .persona-name { font-size: 0.84rem; }
  .persona-desc { font-size: 0.74rem; }
}

@media (max-width: 400px) {
  .scenes-grid { grid-template-columns: 1fr; }
  .tools-grid  { grid-template-columns: 1fr; }
  .persona-grid { grid-template-columns: 1fr; }
  .try-saying-grid { grid-template-columns: 1fr; }
  .trending-row { grid-template-columns: 1fr; }

  .topbar { padding: 0 12px; }
  .content-scroll { padding: 16px 12px 0; }

  .category-tabs { flex-wrap: wrap; }
  .cat-tab { flex: 1 1 calc(50% - 3px); text-align: center; }

  .persona-card--horizontal { min-width: 100%; max-width: 100%; }
  .popular-item { padding: 10px 14px; }

  .cta-inner { padding: 32px 16px; }
  .cta-inner h2 { font-size: 1.2rem; }
  .cta-btn { padding: 12px 28px; font-size: 0.85rem; }

  .footer { padding: 20px 16px; }
  .footer-links, .footer-legal { gap: 12px; }
}

/* Small mobile */
@media (max-width: 320px) {
  .topbar-actions { gap: 6px; }
  .btn-topbar-signup { padding: 6px 14px; font-size: 0.8rem; }
  
  .section-title { font-size: 1rem; }
  
  .persona-card--horizontal { padding: 12px; }
  .persona-card__img-wrap { width: 48px; height: 48px; }
  
  .scene-card { height: 180px; }
  .scene-content h3 { font-size: 0.8rem; }
  .scene-content p { font-size: 0.68rem; }
}

/* ── LOADING SKELETON ─────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, #f0ede5 25%, #e8e4dc 50%, #f0ede5 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: 6px;
}

@keyframes skeleton-shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

/* ── ANIMATION UTILITIES ──────────────────────────────────── */
.fade-up {
  animation: fadeUp 0.5s ease forwards;
}

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

/* Staggered section entries */
.section {
  animation: fadeUp 0.5s ease backwards;
}

#forYou     { animation-delay: 0.05s; }
#scenes     { animation-delay: 0.1s; }
#categorySection { animation-delay: 0.15s; }
#featured   { animation-delay: 0.2s; }
#popular    { animation-delay: 0.25s; }
#trending   { animation-delay: 0.3s; }
#tryThese   { animation-delay: 0.35s; }
#trySaying  { animation-delay: 0.4s; }