/* ═══════════════════════════════════════════════════
   Mentor Supreme — Responsive Styles
   Desktop: sidebar + wide layout
   Mobile:  bottom nav + compact layout
   ═══════════════════════════════════════════════════ */

:root {
  --bg-primary: #0b0b14;
  --bg-secondary: #12121e;
  --bg-card: #181828;
  --bg-card-hover: #1e1e32;
  --bg-input: #1a1a2c;
  --border: rgba(255,255,255,.06);
  --border-focus: rgba(139,92,246,.4);
  --text-primary: #e8e8f0;
  --text-secondary: #9898b0;
  --text-muted: #5a5a72;
  --accent: #8b5cf6;
  --accent-light: #a78bfa;
  --accent-glow: rgba(139,92,246,.12);
  --accent-2: #6366f1;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --fire: #f59e0b;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --sidebar-w: 280px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ─── LIGHT THEME ────────────────────────────────── */
[data-theme="light"] {
  --bg-primary: #f5f5fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f0f8;
  --bg-input: #f0f0f8;
  --border: rgba(0,0,0,.08);
  --border-focus: rgba(139,92,246,.5);
  --text-primary: #1a1a2e;
  --text-secondary: #5a5a72;
  --text-muted: #9898b0;
  --accent: #7c3aed;
  --accent-light: #6d28d9;
  --accent-glow: rgba(124,58,237,.08);
  --accent-2: #5b21b6;
  --success: #059669;
  --warning: #d97706;
  --danger: #dc2626;
  --fire: #ea580c;
}
[data-theme="light"] .sidebar { box-shadow: 2px 0 12px rgba(0,0,0,.04); }
[data-theme="light"] .card { box-shadow: 0 1px 3px rgba(0,0,0,.04); }
[data-theme="light"] .msg.user .msg-bubble { color: #fff; }
[data-theme="light"] .msg.assistant .msg-bubble { background: #f0f0f8; border-color: rgba(0,0,0,.06); }
[data-theme="light"] .mobile-header { background: rgba(255,255,255,.92); }
[data-theme="light"] .bottom-nav { background: rgba(255,255,255,.94); }
[data-theme="light"] .chat-bar { background: #fff; }
[data-theme="light"] .msg-bubble pre { background: #f0f0f8; }
[data-theme="light"] .msg-bubble :not(pre)>code { background: rgba(124,58,237,.08); }
[data-theme="light"] .msg-bubble strong { color: var(--accent); }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: rgba(124,58,237,.15); }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: rgba(124,58,237,.3); }
[data-theme="light"] .toast.success { background: rgba(5,150,105,.06); border-color: rgba(5,150,105,.2); }
[data-theme="light"] .toast.error { background: rgba(220,38,38,.06); border-color: rgba(220,38,38,.2); }
[data-theme="light"] .toast.info { background: rgba(124,58,237,.06); border-color: rgba(124,58,237,.2); }
[data-theme="light"] .toast.warning { background: rgba(217,119,6,.06); border-color: rgba(217,119,6,.2); }

/* Theme toggle */
.theme-toggle {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: none; border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-secondary);
  font-size: 14px; cursor: pointer; transition: all .15s;
}
.theme-toggle:hover { color: var(--accent); border-color: rgba(139,92,246,.3); background: var(--accent-glow); }

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

html, body {
  height: 100%; width: 100%;
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(139,92,246,.2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(139,92,246,.35); }

/* ═══════════════════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════════════════ */
.app-layout {
  display: flex;
  height: 100vh; width: 100vw;
  overflow: hidden;
}

/* ─── SIDEBAR (visible on desktop) ──────────────── */
.sidebar {
  width: var(--sidebar-w); min-width: var(--sidebar-w);
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 16px 12px;
  overflow: hidden;
  z-index: 200;
}

.sidebar-brand { display: flex; align-items: center; gap: 10px; padding: 4px 6px; margin-bottom: 16px; }
.sidebar-logo { font-size: 30px; }
.sidebar-title { font-size: 15px; font-weight: 800; letter-spacing: -.3px; white-space: nowrap; }
.sidebar-sub { font-size: 11px; color: var(--text-secondary); }

.sidebar-xp { background: rgba(139,92,246,.08); border: 1px solid rgba(139,92,246,.12); border-radius: var(--radius-sm); padding: 10px 12px; margin-bottom: 14px; }
.sidebar-xp-row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.sidebar-xp-icon { font-size: 22px; }
.sidebar-xp-info { flex: 1; }
.sidebar-xp-label { font-size: 12px; color: var(--text-secondary); }
.sidebar-xp-label strong { color: var(--accent-light); font-size: 15px; }
.sidebar-streak { display: flex; align-items: center; gap: 3px; font-size: 12px; font-weight: 700; color: var(--fire); }

.xp-bar { height: 5px; background: rgba(255,255,255,.06); border-radius: 3px; overflow: hidden; }
.xp-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-light)); border-radius: 3px; transition: width .6s ease; }

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 14px; }
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--radius-sm);
  background: none; border: none;
  color: var(--text-secondary); font-size: 13px; font-weight: 500;
  font-family: var(--font); cursor: pointer;
  transition: all .15s; white-space: nowrap;
}
.sidebar-item i { width: 20px; text-align: center; font-size: 15px; }
.sidebar-item:hover { background: rgba(255,255,255,.04); color: var(--text-primary); }
.sidebar-item.active { background: var(--accent-glow); color: var(--accent-light); font-weight: 600; }
.sidebar-item.active i { color: var(--accent); }
.sidebar-divider { height: 1px; background: var(--border); margin: 6px 8px; }

.sidebar-sessions { flex: 1; display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.sidebar-sessions-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
  color: var(--text-secondary); padding: 6px 8px; margin-bottom: 4px;
}
.btn-icon-sm {
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.04); border: 1px solid var(--border);
  border-radius: var(--radius-xs); color: var(--text-secondary);
  font-size: 11px; cursor: pointer;
}
.btn-icon-sm:hover { background: var(--accent-glow); color: var(--accent); border-color: rgba(139,92,246,.2); }
.sessions-list { flex: 1; overflow-y: auto; }
.session-item {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  border-radius: var(--radius-xs); cursor: pointer; transition: all .15s;
  margin-bottom: 2px;
}
.session-item:hover { background: rgba(255,255,255,.03); }
.session-item.active { background: var(--accent-glow); }
.session-item .si-icon { font-size: 13px; color: var(--accent); opacity: .6; }
.session-item .si-info { flex: 1; min-width: 0; }
.session-item .si-title { font-size: 12px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.session-item .si-date { font-size: 10px; color: var(--text-muted); }
.session-item .si-del { background: none; border: none; color: transparent; font-size: 11px; cursor: pointer; padding: 2px; border-radius: 4px; transition: all .15s; }
.session-item:hover .si-del { color: var(--text-muted); }
.session-item .si-del:hover { color: var(--danger); }

.sidebar-footer { display: flex; align-items: center; gap: 8px; padding: 8px 6px 0; border-top: 1px solid var(--border); margin-top: 8px; }
.sidebar-footer-btn { background: none; border: none; color: var(--text-muted); font-size: 15px; cursor: pointer; padding: 4px; }
.sidebar-footer-btn:hover { color: var(--danger); }
.sidebar-credit { font-size: 10px; color: var(--text-muted); }

/* ─── MOBILE HEADER (hidden on desktop) ─────────── */
.mobile-header {
  display: none; /* shown via media query */
  position: fixed; top: 0; left: 0; right: 0;
  height: 54px; z-index: 100;
  background: rgba(11,11,20,.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  align-items: center; justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid var(--border);
}
.mobile-menu-btn { background: none; border: none; color: var(--text-secondary); font-size: 20px; cursor: pointer; padding: 6px; }
.mobile-header-center { display: flex; align-items: center; gap: 8px; }
.mobile-logo { font-size: 22px; }
.mobile-title { font-size: 15px; font-weight: 700; }
.mobile-header-right { display: flex; align-items: center; }
.mobile-streak { display: flex; align-items: center; gap: 3px; font-size: 12px; font-weight: 700; color: var(--fire); background: rgba(245,158,11,.1); padding: 3px 8px; border-radius: 16px; }

/* ─── BOTTOM NAV (hidden on desktop) ────────────── */
.bottom-nav {
  display: none; /* shown via media query */
  position: fixed; bottom: 0; left: 0; right: 0;
  height: 60px; z-index: 100;
  background: rgba(11,11,20,.94);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  align-items: flex-start; justify-content: space-around;
  padding-top: 6px;
  border-top: 1px solid var(--border);
}
.bnav-item {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  background: none; border: none;
  color: var(--text-secondary); font-size: 10px; font-weight: 500;
  cursor: pointer; padding: 4px 0; min-width: 50px;
  transition: all .15s; position: relative;
}
.bnav-item i { font-size: 19px; transition: all .15s; }
.bnav-item.active { color: var(--accent-light); }
.bnav-item.active::before {
  content: ''; position: absolute; top: -6px;
  width: 22px; height: 3px; background: var(--accent);
  border-radius: 0 0 3px 3px;
}

.sidebar-overlay {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.5); z-index: 199;
}
.sidebar-overlay.open { display: block; }

/* ─── CONTENT AREA ──────────────────────────────── */
.content-area {
  flex: 1; height: 100vh; overflow: hidden; position: relative;
}

.page {
  display: none; position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  overflow: hidden;
}
.page.active { display: flex; flex-direction: column; }
.page-scroll {
  flex: 1; overflow-y: auto;
  padding: 24px 28px 32px;
  -webkit-overflow-scrolling: touch;
}
.page-header { margin-bottom: 20px; }
.page-header h2 { font-size: 24px; font-weight: 800; display: flex; align-items: center; gap: 10px; }
.page-header h2 i { color: var(--accent); font-size: 22px; }
.page-header p { font-size: 13px; color: var(--text-secondary); margin-top: 3px; }

/* ─── 2-COLUMN LAYOUT ──────────────────────────── */
.page-2col { display: grid; grid-template-columns: 380px 1fr; gap: 20px; }
.home-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.home-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.config-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ═══════════════════════════════════════════════════
   COMPONENTS
   ═══════════════════════════════════════════════════ */

/* ─── XP CARD ───────────────────────────────────── */
.xp-card {
  background: linear-gradient(135deg, rgba(139,92,246,.1) 0%, rgba(99,102,241,.06) 100%);
  border: 1px solid rgba(139,92,246,.15);
  border-radius: var(--radius); padding: 18px;
}
.xp-card-row { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.xp-avatar { font-size: 40px; }
.xp-info { flex: 1; }
.xp-level-label { font-size: 12px; color: var(--text-secondary); display: block; }
.xp-level-label strong { color: var(--accent-light); font-size: 20px; }
.xp-level-name { font-size: 15px; font-weight: 700; display: block; margin-top: 2px; }
.xp-total { font-size: 22px; font-weight: 800; color: var(--accent-light); }
.xp-bar-meta { display: flex; justify-content: space-between; margin-top: 4px; font-size: 10px; color: var(--text-secondary); }

/* ─── STATS ─────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; align-content: start; }
.stat-card {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 8px;
}
.stat-card i { font-size: 16px; color: var(--accent); }
.stat-card.fire i { color: var(--fire); }
.stat-val { font-size: 22px; font-weight: 800; }
.stat-card small { font-size: 10px; color: var(--text-secondary); }

/* ─── SECTION LABEL ─────────────────────────────── */
.section-label {
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
  color: var(--text-secondary); display: flex; align-items: center; gap: 6px;
  margin: 16px 0 10px;
}
.section-label i { font-size: 11px; color: var(--accent); }

/* ─── QUICK GRID ────────────────────────────────── */
.quick-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.quick-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px; border-radius: var(--radius-sm);
  background: var(--bg-input); border: 1px solid var(--border);
  color: var(--text-primary); font-size: 12px; font-weight: 600;
  font-family: var(--font); cursor: pointer; transition: all .15s;
}
.quick-btn i { font-size: 16px; color: var(--accent); }
.quick-btn:hover { background: var(--bg-card-hover); border-color: rgba(139,92,246,.2); }

/* ─── CARDS ─────────────────────────────────────── */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
  margin-bottom: 14px;
}
.card-title {
  font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 7px;
  margin-bottom: 14px;
}
.card-title i { color: var(--accent); font-size: 14px; }

/* ─── FORMS ─────────────────────────────────────── */
.form-group { margin-bottom: 10px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-secondary); display: block; margin-bottom: 4px; }
input[type="text"], input[type="number"], input[type="password"], input[type="date"],
input[type="email"], textarea, select {
  width: 100%; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); font-family: var(--font); font-size: 14px;
  padding: 10px 12px; outline: none; transition: border-color .2s;
}
input:focus, textarea:focus, select:focus { border-color: var(--border-focus); }
textarea { resize: vertical; }
select { appearance: none; cursor: pointer; }
.form-row-2 { display: flex; gap: 8px; }
.form-row-2 > * { flex: 1; }

/* ─── BUTTONS ───────────────────────────────────── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; font-family: var(--font); font-size: 13px; font-weight: 600;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; border: none; border-radius: var(--radius-sm);
  cursor: pointer; transition: all .15s; white-space: nowrap;
}
.btn-primary:hover { opacity: .9; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: .4; cursor: not-allowed; transform: none; }
.full-w { width: 100%; }
.btn-outline-danger {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; font-family: var(--font); font-size: 13px; font-weight: 600;
  background: transparent; color: var(--danger);
  border: 1px solid rgba(248,113,113,.2); border-radius: var(--radius-sm);
  cursor: pointer; transition: all .15s;
}
.btn-outline-danger:hover { background: rgba(248,113,113,.06); }
.btn-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.04); border: 1px solid var(--border);
  border-radius: var(--radius-xs); color: var(--text-secondary);
  font-size: 15px; cursor: pointer; transition: all .15s; flex-shrink: 0;
}
.btn-icon:hover { background: rgba(255,255,255,.08); color: var(--text-primary); }
.back-link { background: none; border: none; color: var(--accent); font-size: 13px; font-weight: 600; cursor: pointer; margin-bottom: 10px; display: flex; align-items: center; gap: 5px; font-family: var(--font); }

/* ═══════════════════════════════════════════════════
   CHAT
   ═══════════════════════════════════════════════════ */
.chat-container { display: flex; flex-direction: column; height: 100%; }
.chat-messages {
  flex: 1; overflow-y: auto;
  padding: 20px 24px 12px;
  -webkit-overflow-scrolling: touch;
}
.welcome-msg { text-align: center; padding: 48px 24px; max-width: 500px; margin: 0 auto; }
.welcome-icon { font-size: 56px; margin-bottom: 14px; }
.welcome-msg h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.welcome-msg p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
.welcome-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 16px; }
.welcome-tags span {
  background: var(--bg-card); border: 1px solid var(--border);
  padding: 5px 12px; border-radius: 20px; font-size: 12px; font-weight: 500;
}

.msg { display: flex; flex-direction: column; margin-bottom: 12px; max-width: 75%; animation: msgIn .25s ease; }
.msg.user { align-self: flex-end; margin-left: auto; }
.msg.assistant { align-self: flex-start; }
.msg-bubble {
  padding: 12px 16px; border-radius: 18px;
  font-size: 14px; line-height: 1.6; word-break: break-word;
}
.msg.user .msg-bubble {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; border-bottom-right-radius: 4px;
}
.msg.assistant .msg-bubble {
  background: var(--bg-card); color: var(--text-primary);
  border: 1px solid var(--border); border-bottom-left-radius: 4px;
}
.msg-meta { font-size: 10px; color: var(--text-muted); margin-top: 3px; padding: 0 6px; }
.msg.user .msg-meta { text-align: right; }

.msg-bubble h1,.msg-bubble h2,.msg-bubble h3,.msg-bubble h4 { margin-top: 8px; margin-bottom: 4px; font-weight: 700; }
.msg-bubble h1 { font-size: 18px; } .msg-bubble h2 { font-size: 16px; } .msg-bubble h3 { font-size: 15px; }
.msg-bubble p { margin-bottom: 6px; }
.msg-bubble ul,.msg-bubble ol { padding-left: 20px; margin: 4px 0; }
.msg-bubble pre { background: rgba(0,0,0,.3); padding: 12px; border-radius: 8px; overflow-x: auto; margin: 8px 0; }
.msg-bubble code { font-family: 'Fira Code', 'Consolas', monospace; font-size: 13px; }
.msg-bubble :not(pre)>code { background: rgba(139,92,246,.12); padding: 1px 5px; border-radius: 4px; }
.msg-bubble a { color: var(--accent-light); text-decoration: underline; }
.msg-bubble strong { color: var(--accent-light); }
.msg-bubble blockquote { border-left: 3px solid var(--accent); padding-left: 12px; margin: 8px 0; color: var(--text-secondary); }
.msg-bubble table { border-collapse: collapse; margin: 8px 0; font-size: 13px; }
.msg-bubble th,.msg-bubble td { border: 1px solid var(--border); padding: 6px 10px; }

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

.typing-indicator { display: flex; gap: 4px; padding: 8px; }
.typing-indicator span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--text-secondary); opacity: .4;
  animation: blink 1.4s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: .2s; }
.typing-indicator span:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%,100%{opacity:.4}50%{opacity:1} }

.chat-bar {
  padding: 10px 20px 14px;
  background: var(--bg-secondary); border-top: 1px solid var(--border);
}
.file-preview {
  display: flex; align-items: center; gap: 6px;
  background: rgba(139,92,246,.08); border-radius: 8px;
  padding: 6px 12px; margin-bottom: 8px; font-size: 12px;
}
.file-preview i { color: var(--accent); }
.file-preview span { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 500; }
#file-preview-cancel { background: none; border: none; color: var(--text-secondary); cursor: pointer; font-size: 14px; }
.chat-form { display: flex; align-items: flex-end; gap: 8px; max-width: 900px; margin: 0 auto; }
.chat-attach {
  width: 40px; height: 40px; min-width: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 50%; cursor: pointer; color: var(--text-secondary); font-size: 16px; transition: all .15s;
}
.chat-attach:hover { color: var(--accent); border-color: var(--accent); }
#message-input {
  flex: 1; resize: none;
  min-height: 40px; max-height: 150px;
  padding: 9px 14px; font-size: 14px; line-height: 1.45;
  border-radius: 20px; background: var(--bg-input); border: 1px solid var(--border);
  color: var(--text-primary); font-family: var(--font); outline: none;
}
#message-input:focus { border-color: var(--border-focus); }
.chat-send {
  width: 40px; height: 40px; min-width: 40px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: none; border-radius: 50%; color: #fff; font-size: 15px;
  cursor: pointer; transition: all .15s;
}
.chat-send:hover { opacity: .9; }
.chat-send:disabled { opacity: .3; cursor: not-allowed; }

/* ─── MOOD ──────────────────────────────────────── */
.mood-row { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.mood-btn {
  font-size: 22px; padding: 6px; background: var(--bg-input);
  border: 2px solid transparent; border-radius: var(--radius-sm);
  cursor: pointer; transition: all .15s;
}
.mood-btn.active { border-color: var(--accent); background: var(--accent-glow); }

/* ─── PROFILE ───────────────────────────────────── */
.profile-stat-row { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.profile-stat { flex: 1; min-width: 100px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; text-align: center; }
.profile-stat span { font-size: 22px; font-weight: 800; display: block; color: var(--accent-light); }
.profile-stat small { font-size: 11px; color: var(--text-secondary); }
.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.cat-card {
  display: flex; flex-direction: column; gap: 4px;
  padding: 12px; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  cursor: pointer; transition: all .15s; position: relative;
}
.cat-card:hover { border-color: rgba(139,92,246,.2); background: var(--bg-card-hover); }
.cat-card .cat-icon { font-size: 22px; }
.cat-card .cat-name { font-size: 12px; font-weight: 600; }
.cat-card .cat-count { font-size: 10px; color: var(--text-secondary); }
.cat-card .cat-badge {
  position: absolute; top: 8px; right: 8px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); color: #fff;
  font-size: 10px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ─── ACHIEVEMENTS ──────────────────────────────── */
.achievements-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.achieve-card {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 18px 10px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); text-align: center; transition: all .2s;
}
.achieve-card.locked { opacity: .3; filter: grayscale(.8); }
.achieve-card .ach-icon { font-size: 32px; }
.achieve-card .ach-name { font-size: 12px; font-weight: 700; }
.achieve-card .ach-desc { font-size: 10px; color: var(--text-secondary); }

/* ─── KNOWLEDGE ─────────────────────────────────── */
.upload-zone {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 24px; border: 2px dashed rgba(139,92,246,.2);
  border-radius: var(--radius); cursor: pointer; text-align: center;
  color: var(--text-secondary); font-size: 13px; font-weight: 500; transition: all .15s;
}
.upload-zone i { font-size: 28px; color: var(--accent); }
.upload-zone small { font-size: 10px; }
.upload-zone:hover { border-color: var(--accent); background: var(--accent-glow); }
.search-row { display: flex; gap: 6px; }
.search-row input { flex: 1; }
.kb-preview-body { max-height: 50vh; overflow-y: auto; font-size: 13px; line-height: 1.6; color: var(--text-secondary); white-space: pre-wrap; }

/* ─── LIST CARDS ────────────────────────────────── */
.list-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 16px;
  margin-bottom: 8px; transition: all .15s;
}
.list-card:hover { border-color: rgba(139,92,246,.12); }
.list-card-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 4px; }
.list-card-title { font-size: 14px; font-weight: 700; flex: 1; }
.list-card-badge { font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 10px; background: rgba(139,92,246,.1); color: var(--accent-light); flex-shrink: 0; margin-left: 8px; }
.list-card-desc { font-size: 12px; color: var(--text-secondary); margin-bottom: 6px; }
.list-card-meta { display: flex; gap: 12px; font-size: 11px; color: var(--text-muted); flex-wrap: wrap; }
.list-card-actions { display: flex; gap: 6px; margin-top: 8px; }
.list-card-actions button { font-size: 11px; padding: 5px 12px; border-radius: 6px; border: 1px solid var(--border); background: none; color: var(--text-secondary); cursor: pointer; font-family: var(--font); transition: all .15s; }
.list-card-actions button:hover { background: rgba(255,255,255,.04); color: var(--text-primary); }
.list-card-actions .btn-del { border-color: rgba(248,113,113,.15); color: var(--danger); }
.list-card-actions .btn-del:hover { background: rgba(248,113,113,.06); }

/* ─── LESSONS ───────────────────────────────────── */
.lesson-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 16px; margin-bottom: 8px;
}
.lesson-card .lc-head { display: flex; justify-content: space-between; align-items: flex-start; }
.lesson-card .lc-title { font-size: 13px; font-weight: 700; flex: 1; }
.lesson-card .lc-cat { font-size: 10px; color: var(--accent-light); background: rgba(139,92,246,.08); padding: 2px 8px; border-radius: 10px; }
.lesson-card .lc-desc { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }

/* ─── JOURNAL ───────────────────────────────────── */
.journal-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 16px; margin-bottom: 8px;
}
.journal-card .jc-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.journal-card .jc-mood { font-size: 20px; }
.journal-card .jc-date { font-size: 10px; color: var(--text-muted); }
.journal-card .jc-text { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* ─── CONFIG ────────────────────────────────────── */
.models-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.model-btn {
  padding: 10px; text-align: center;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: 11px; font-weight: 600;
  color: var(--text-secondary); cursor: pointer; transition: all .15s; font-family: var(--font);
}
.model-btn:hover { border-color: rgba(139,92,246,.2); }
.model-btn.active { background: var(--accent-glow); border-color: var(--accent); color: var(--accent-light); }
.pw-strength { margin-bottom: 10px; }
.pw-bar { height: 4px; background: rgba(255,255,255,.06); border-radius: 2px; overflow: hidden; }
.pw-bar-fill { height: 100%; width: 0; border-radius: 2px; transition: all .3s; }
.pw-label { font-size: 10px; color: var(--text-secondary); }
.user-info { font-size: 13px; color: var(--text-secondary); }
.app-credit { text-align: center; font-size: 11px; color: var(--text-muted); padding: 24px 0 12px; }

/* ─── ADMIN USERS ───────────────────────────────── */
.admin-user-card {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 6px;
}
.admin-user-card .au-info { flex: 1; }
.admin-user-card .au-name { font-size: 13px; font-weight: 600; }
.admin-user-card .au-role { font-size: 10px; color: var(--text-secondary); }
.admin-user-card .au-del { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 14px; }
.admin-user-card .au-del:hover { color: var(--danger); }

/* ─── MODALS ────────────────────────────────────── */
.modal-bg {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.55); z-index: 300;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; width: 100%; max-width: 440px;
  max-height: 90vh; overflow-y: auto;
}
.modal.onboarding { max-width: 400px; }
.onboarding-step { text-align: center; }
.ob-icon { font-size: 56px; margin-bottom: 14px; }
.onboarding-step h3 { font-size: 22px; font-weight: 800; }
.onboarding-step p { font-size: 13px; color: var(--text-secondary); }

/* ─── KB DOC CARDS ──────────────────────────────── */
.kb-doc-card {
  display: flex; align-items: center; gap: 10px; padding: 12px 14px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); margin-bottom: 6px; cursor: pointer; transition: all .15s;
}
.kb-doc-card:hover { border-color: rgba(139,92,246,.12); }
.kb-doc-card .kd-icon { font-size: 20px; color: var(--accent); }
.kb-doc-card .kd-info { flex: 1; min-width: 0; }
.kb-doc-card .kd-name { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kb-doc-card .kd-meta { font-size: 10px; color: var(--text-secondary); }
.kb-doc-card .kd-del { background: none; border: none; color: transparent; font-size: 13px; cursor: pointer; padding: 4px; transition: all .15s; }
.kb-doc-card:hover .kd-del { color: var(--text-muted); }
.kb-doc-card .kd-del:hover { color: var(--danger); }

/* ─── GUIDE QUESTIONS ───────────────────────────── */
.guide-q { margin-bottom: 8px; }
.guide-q label { font-size: 12px; color: var(--text-secondary); font-weight: 600; margin-bottom: 3px; display: block; }

/* ─── ENTRY ITEMS ───────────────────────────────── */
.entry-item {
  display: flex; gap: 8px; padding: 8px 12px;
  background: var(--bg-input); border-radius: var(--radius-sm);
  margin-bottom: 6px; align-items: flex-start;
}
.entry-item .ei-text { flex: 1; font-size: 12px; color: var(--text-secondary); }

/* ─── XP CHART ──────────────────────────────────── */
.xp-chart-bars { display: flex; align-items: flex-end; gap: 6px; height: 90px; }
.xp-chart-bar { flex: 1; background: linear-gradient(to top, var(--accent), var(--accent-light)); border-radius: 4px 4px 0 0; min-height: 2px; transition: height .4s ease; position: relative; }
.xp-chart-bar .xb-val { position: absolute; top: -15px; left: 50%; transform: translateX(-50%); font-size: 9px; color: var(--text-secondary); white-space: nowrap; }
.xp-chart-bar .xb-day { position: absolute; bottom: -15px; left: 50%; transform: translateX(-50%); font-size: 9px; color: var(--text-muted); }

/* ─── TOAST ─────────────────────────────────────── */
#toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 400; display: flex; flex-direction: column; gap: 6px; pointer-events: none; max-width: 360px; }
.toast {
  padding: 12px 18px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500;
  animation: toastIn .3s ease; pointer-events: auto;
}
.toast.success { background: rgba(52,211,153,.1); border: 1px solid rgba(52,211,153,.25); color: var(--success); }
.toast.error { background: rgba(248,113,113,.1); border: 1px solid rgba(248,113,113,.25); color: var(--danger); }
.toast.info { background: rgba(139,92,246,.1); border: 1px solid rgba(139,92,246,.25); color: var(--accent-light); }
.toast.warning { background: rgba(251,191,36,.1); border: 1px solid rgba(251,191,36,.25); color: var(--warning); }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ─── ROUTINE ───────────────────────────────────── */
.routine-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 16px; }
.habit-card {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  margin-bottom: 6px; transition: all .15s;
}
.habit-card.done { border-color: rgba(52,211,153,.2); background: rgba(52,211,153,.04); }
.habit-check {
  width: 28px; height: 28px; border-radius: 8px;
  border: 2px solid var(--border); background: none;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: transparent; transition: all .2s; flex-shrink: 0;
}
.habit-check:hover { border-color: var(--accent); }
.habit-card.done .habit-check { border-color: var(--success); background: var(--success); color: #fff; }
.habit-info { flex: 1; }
.habit-name { font-size: 13px; font-weight: 600; }
.habit-meta { font-size: 10px; color: var(--text-secondary); }
.habit-card.done .habit-name { text-decoration: line-through; opacity: .6; }
.habit-del { background: none; border: none; color: transparent; font-size: 12px; cursor: pointer; transition: all .15s; padding: 4px; }
.habit-card:hover .habit-del { color: var(--text-muted); }
.habit-del:hover { color: var(--danger) !important; }
.routine-chart-row { display: flex; gap: 4px; margin-bottom: 4px; align-items: center; }
.routine-chart-label { font-size: 10px; color: var(--text-secondary); width: 100px; text-overflow: ellipsis; overflow: hidden; white-space: nowrap; }
.routine-chart-cells { display: flex; gap: 2px; flex: 1; }
.routine-chart-cell { width: 14px; height: 14px; border-radius: 3px; background: var(--bg-input); border: 1px solid var(--border); }
.routine-chart-cell.done { background: var(--success); border-color: var(--success); }
.routine-chart-cell.missed { background: rgba(248,113,113,.2); border-color: rgba(248,113,113,.2); }
.routine-chart-days { display: flex; gap: 2px; margin-left: 104px; margin-bottom: 6px; }
.routine-chart-days span { width: 14px; text-align: center; font-size: 8px; color: var(--text-muted); }

/* ─── HELPERS ───────────────────────────────────── */
.empty-hint { font-size: 13px; color: var(--text-muted); text-align: center; padding: 24px 0; }
.text-muted { color: var(--text-secondary); }
.small { font-size: 12px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.row-between { display: flex; justify-content: space-between; align-items: center; }
.hidden { display: none !important; }

/* ═══════════════════════════════════════════════════
   MOBILE RESPONSIVE (< 768px)
   ═══════════════════════════════════════════════════ */
@media (max-width: 767px) {
  .sidebar { 
    position: fixed; top: 0; bottom: 0; left: 0;
    transform: translateX(-100%);
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    z-index: 200;
  }
  .sidebar.open { transform: translateX(0); }

  .mobile-header { display: flex; }
  .bottom-nav { display: flex; }

  .content-area { padding-top: 54px; padding-bottom: 60px; }

  .page-scroll { padding: 16px 14px 24px; }
  .page-header h2 { font-size: 20px; }

  /* Stack columns on mobile */
  .page-2col { grid-template-columns: 1fr; gap: 12px; }
  .home-grid { grid-template-columns: 1fr; }
  .home-2col { grid-template-columns: 1fr; }
  .config-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .routine-summary { grid-template-columns: repeat(2, 1fr); }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
  .models-grid { grid-template-columns: repeat(2, 1fr); }

  .msg { max-width: 88%; }
  .chat-messages { padding: 14px 12px 8px; }
  .chat-bar { padding: 8px 12px 10px; }
  .chat-form { gap: 6px; }

  #toast-container { bottom: 70px; right: 14px; left: 14px; max-width: none; }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 1023px) {
  :root { --sidebar-w: 240px; }
  .page-2col { grid-template-columns: 340px 1fr; }
  .achievements-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ═══════════════════════════════════════════════════
   WhatsApp Integration Styles
   ═══════════════════════════════════════════════════ */
.wa-status-row {
  display: flex; align-items: center; gap: 8px;
}
.wa-status-dot {
  width: 10px; height: 10px; border-radius: 50%; display: inline-block;
  background: var(--text-muted);
}
.wa-status-dot.online { background: #25D366; box-shadow: 0 0 6px #25D366; }
.wa-status-dot.offline { background: var(--danger); box-shadow: 0 0 6px var(--danger); }

.wa-stats { font-size: .8rem; color: var(--text-muted); }

.wa-schedule-form select,
.wa-schedule-form input[type="time"] {
  background: var(--bg-input); border: 1px solid var(--border); color: var(--text-primary);
  padding: 8px 12px; border-radius: 8px; font-size: .9rem; width: 100%;
}
.wa-schedule-form select:focus,
.wa-schedule-form input[type="time"]:focus {
  border-color: var(--border-focus); outline: none;
}

.wa-schedules-list { display: flex; flex-direction: column; gap: 6px; }
.wa-schedule-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; background: var(--bg-input); border-radius: 8px;
  border: 1px solid var(--border);
}
.wa-schedule-info { display: flex; flex-direction: column; gap: 2px; }
.wa-schedule-info .small { font-size: .75rem; }

/* ── Ações inline sugeridas pelo Patriarca ── */
.inline-actions-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--border);
}
.inline-action-btn {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 1px; padding: 8px 12px;
  background: color-mix(in srgb, var(--action-color) 12%, var(--bg-card));
  border: 1px solid color-mix(in srgb, var(--action-color) 35%, transparent);
  border-radius: 10px; cursor: pointer;
  font-size: .82rem; font-weight: 600; color: var(--text-primary);
  transition: all .15s; text-align: left; min-width: 130px;
}
.inline-action-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--action-color) 22%, var(--bg-card));
  border-color: var(--action-color);
  transform: translateY(-1px);
}
.inline-action-btn:disabled { cursor: default; }
.inline-action-btn span { font-size: .82rem; }
.inline-action-btn small {
  font-size: .72rem; font-weight: 400;
  color: var(--text-muted); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; max-width: 160px;
}

/* ── Sugestão de cobrança inline no chat ── */
.wa-suggest-card {
  display: flex; align-items: center; gap: 10px;
  margin-top: 10px; padding: 10px 14px;
  background: rgba(37,211,102,.08);
  border: 1px solid rgba(37,211,102,.3);
  border-radius: 10px; animation: fadeIn .3s ease;
}
.wa-suggest-icon { font-size: 1.4rem; flex-shrink: 0; }
.wa-suggest-body { display: flex; flex-direction: column; flex: 1; gap: 1px; }
.wa-suggest-body strong { font-size: .85rem; color: #25D366; }
.wa-suggest-body span { font-size: .85rem; }
.wa-suggest-body small { font-size: .75rem; color: var(--text-muted); }
.wa-suggest-btn {
  flex-shrink: 0; padding: 6px 14px;
  background: #25D366; color: #fff; border: none;
  border-radius: 8px; font-size: .82rem; font-weight: 600;
  cursor: pointer; transition: opacity .2s;
}
.wa-suggest-btn:hover { opacity: .85; }
.wa-suggest-btn:disabled { opacity: .7; cursor: default; }