/* ═══════════════════════════════════════════
   STUDYLAB — CLEAN THEME (deduped + rebuilt nav)
   ═══════════════════════════════════════════ */

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

/* ═══════════════════════════════════════════
   THEME VARIABLES (single source of truth)
   ═══════════════════════════════════════════ */
:root, :root[data-theme="dark"] {
  /* Elevation system */
  --bg:    #05080F;   /* Deepest — page background */
  --bg2:   #0D1117;   /* Page sections */
  --card:  #111827;   /* Cards */
  --card2: #1C2333;   /* Inner card elements */

  --border:  rgba(255, 255, 255, 0.08);
  --border2: rgba(255, 255, 255, 0.15);

  --text:   #F1F5F9;
  --muted:  #8B9CB8;
  --subtle: #4E5F7A;

  --accent:      #3B82F6;
  --accent2:     #60A5FA;
  --accent-glow: rgba(59, 130, 246, 0.25);

  --hero-bg: #05080F;
  --shadow-card:  0 4px 20px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0,0,0,0.4);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(59, 130, 246, 0.4);
  --radius: 18px;

  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Nav-specific tokens — solid WhatsApp-style bars */
  --nav-bg:     #111827;
  --nav-border: rgba(255, 255, 255, 0.10);
  --nav-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);

  /* Nav sizing — change these two values to resize both bars everywhere */
  --topnav-h:    60px;
  --bottomnav-h: 64px;
}

/* ═══════════════════════════════════════════
   BASE
   ═══════════════════════════════════════════ */
html, body { overscroll-behavior-y: none; }
html { background-color: var(--bg); }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.2s ease, color 0.2s ease;
  position: relative;

  /* Subtle blueprint grid */
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 32px 32px;
  background-attachment: fixed;

  /* Space for fixed top/bottom bars — single source of truth */
  padding-top: var(--topnav-h);
  padding-bottom: calc(var(--bottomnav-h) + env(safe-area-inset-bottom, 0px));
}

/* Disable transitions on page load to prevent flash */
body.no-transition,
body.no-transition * { transition: none !important; }

/* Ambient background glow (behind everything) */
body::before, body::after {
  content: ''; position: fixed; z-index: -1; opacity: 0.35;
  pointer-events: none; transition: opacity 1s ease;
  transform: translateZ(0);
  will-change: transform, opacity;
}
body::before {
  top: -20%; left: -20%; width: 80vw; height: 80vh;
  background: radial-gradient(circle at center, rgba(49, 116, 246, 0.4) 0%, transparent 60%);
}
body::after {
  bottom: -20%; right: -20%; width: 80vw; height: 80vh;
  background: radial-gradient(circle at center, rgba(139, 92, 246, 0.4) 0%, transparent 60%);
}

/* ── HEADER (legacy landing header, unrelated to app nav) ── */
.wix-header {
  background: rgba(14, 20, 32, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0 48px;
  height: 68px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.wix-header .logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.04em;
}
.wix-header .logo span { color: var(--accent); }

/* ── HERO ── */
.wix-hero {
  background: var(--hero-bg);
  color: var(--text);
  padding: 64px 20px 90px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.wix-hero::before {
  content: '';
  position: absolute;
  top: -100px; left: 50%;
  width: 900px; height: 600px;
  background: radial-gradient(ellipse at center, rgba(79,142,247,0.12) 0%, transparent 65%);
  transform: translateX(-50%);
  z-index: 0;
  pointer-events: none;
}
.wix-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,142,247,0.4), transparent);
}
.wix-hero-content { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; }
.wix-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  font-weight: 800;
  margin-bottom: 22px;
  line-height: 1.05;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.wix-hero p { font-size: 1.1rem; color: var(--muted); margin-bottom: 36px; font-weight: 300; max-width: 520px; margin-left: auto; margin-right: auto; }
.pg-hero { margin-top: 0; padding-top: 4px; }

/* ── HIDE ON QUIZ ── */
body:has(.qo) .hide-on-quiz,
body:has(.cw) .hide-on-quiz { display: none !important; }

/* ── HIDE BANNER + CURRENT AFFAIRS ON NON-HOME PAGES ── */
body.hide-top-sections .wix-hero,
body.hide-top-sections #current-affairs-container { display: none !important; }

/* ── LAYOUT ── */
.app-container { max-width: 1180px; margin: 0 auto; padding: 24px 24px; position: relative; z-index: 1; }
#app { padding-top: 0; }
#app:has(.subj-row) { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 24px; }

/* ── SUBJECT CARDS ── */
.subj-row {
  display: flex;
  flex-direction: column;
  background: rgba(20, 28, 46, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.2,0.8,0.2,1), box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  transform: translateZ(0);
}
.subj-row::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(79,142,247,0.06), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.subj-row:hover { transform: translateY(-6px) scale(1.01); box-shadow: var(--shadow-hover); border-color: rgba(79,142,247,0.35); }
.subj-row:hover::after { opacity: 1; }

.sym-panel {
  width: 100%;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.sym-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--card2), transparent 60%);
}
.float-sym {
  font-size: 3.8rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,0.3));
  transition: transform 0.3s ease;
}
.subj-row:hover .float-sym { transform: scale(1.1) translateY(-3px); }
.content-panel {
  padding: 26px 28px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border2);
  background: var(--card2) !important;
  color: var(--text) !important;
  transition: all 0.18s ease;
  letter-spacing: 0.01em;
}
.btn:hover { background: var(--border2) !important; transform: translateY(-1px); }
.btn:active { transform: scale(0.96) !important; transition: transform 0.05s !important; }
.btnp {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #fff !important;
  box-shadow: 0 4px 16px var(--accent-glow), 0 1px 3px rgba(0,0,0,0.3) !important;
  font-weight: 600 !important;
}
.btnp:hover {
  background: var(--accent2) !important;
  border-color: var(--accent2) !important;
  color: #fff !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow), 0 1px 3px rgba(0,0,0,0.3) !important;
}
.btng {
  background: transparent !important;
  border-color: transparent !important;
  color: var(--muted) !important;
  box-shadow: none !important;
}
.btng:hover {
  background: var(--card2) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
  transform: none;
}

/* ── QUIZ OPTIONS ── */
.qo {
  width: 100%;
  padding: 16px 22px;
  border-radius: 14px;
  border: 1.5px solid var(--border) !important;
  background: var(--card) !important;
  color: var(--text) !important;
  font-family: var(--font-body);
  font-size: 0.97rem;
  cursor: pointer;
  text-align: left;
  display: flex;
  gap: 14px;
  margin-bottom: 12px;
  transition: all 0.18s ease;
  align-items: center;
  letter-spacing: 0.01em;
}
.qo:hover:not(:disabled) {
  border-color: var(--accent) !important;
  background: var(--card2) !important;
  transform: translateX(5px);
  box-shadow: -3px 0 0 var(--accent);
}
.qo:active:not(:disabled) { transform: scale(0.96) !important; transition: transform 0.05s !important; }
.qo.ok { border-color: #34D399 !important; background: rgba(52,211,153,0.08) !important; color: #34D399 !important; box-shadow: -3px 0 0 #34D399; }
.qo.no { border-color: #F87171 !important; background: rgba(248,113,113,0.08) !important; color: #F87171 !important; box-shadow: -3px 0 0 #F87171; }
.qo:disabled { cursor: default; opacity: 0.75; }

/* ── FLASHCARDS (2D crossfade — no 3D flip glitches) ── */
.cw { perspective: none !important; height: 340px; cursor: pointer; margin-bottom: 28px; }
.ci { width: 100%; height: 100%; position: relative; transform-style: flat !important; transform: none !important; }
.cf, .cb {
  position: absolute;
  inset: 0;
  backface-visibility: visible !important;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 44px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(20, 28, 46, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-card);
  font-size: 1.15rem;
  font-weight: 400;
  font-family: var(--font-body);
  line-height: 1.7;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.cf::before {
  content: 'QUESTION';
  position: absolute;
  top: 20px;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--subtle);
  font-weight: 700;
  font-family: var(--font-display);
}
.cb {
  border-color: rgba(79,142,247,0.25);
  background: linear-gradient(160deg, var(--card2), var(--card));
}
.cb::before {
  content: 'ANSWER';
  position: absolute;
  top: 20px;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-display);
}
.cw:hover .cf, .cw:hover .cb { box-shadow: 0 0 24px rgba(79,142,247,0.15) !important; }

/* Default state: front visible, back hidden */
.cw .cf { opacity: 1; z-index: 2; transform: scale(1) !important; }
.cw .cb { opacity: 0; z-index: 1; pointer-events: none; transform: scale(0.95) !important; }
/* Flipped state: swap them */
.ci.fl .cf { opacity: 0; pointer-events: none; transform: scale(0.95) !important; }
.ci.fl .cb { opacity: 1; pointer-events: auto; z-index: 3; transform: scale(1) !important; }

/* ── PROGRESS BAR ── */
.pb {
  height: 5px;
  background: var(--card2) !important;
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 28px;
  border: none;
}
.pf {
  height: 100%;
  border-radius: 99px;
  transition: width 0.5s cubic-bezier(0.4,0,0.2,1);
  background: linear-gradient(90deg, var(--accent), var(--accent2)) !important;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* ── INPUTS ── */
.inp {
  background: var(--bg2) !important;
  border: 1.5px solid var(--border) !important;
  border-radius: 12px;
  color: var(--text) !important;
  font-family: var(--font-body);
  font-size: 0.97rem;
  padding: 13px 18px;
  outline: none;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.inp:focus { border-color: var(--accent) !important; box-shadow: 0 0 0 3px var(--accent-glow); }
.tag {
  font-size: 0.65rem;
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--bg2) !important;
  color: var(--accent2) !important;
  border: 1px solid rgba(79,142,247,0.2);
  font-family: var(--font-display);
}

/* ── MODE SELECT CARDS ── */
.sc, .mc {
  background: var(--card) !important;
  border: 1px solid var(--border) !important;
  border-radius: 16px;
  padding: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-card);
}
.mc { flex-direction: column; text-align: center; min-width: 190px; }
.sc:hover, .mc:hover { transform: translateY(-4px); border-color: rgba(79,142,247,0.35) !important; box-shadow: var(--shadow-hover); }

/* ── HISTORY ROW / STAT BOX ── */
.hrow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--card2) !important;
  margin-bottom: 8px;
  font-weight: 500;
  border: 1px solid var(--border);
  font-size: 0.92rem;
}
.stb {
  background: rgba(20, 28, 46, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.stb::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

/* ── GLASS MODAL ── */
.glass-modal {
  background: rgba(17, 24, 39, 0.75) !important;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

/* ── SKELETON LOADING SHIMMER ── */
.skeleton-box { position: relative; overflow: hidden; background: var(--card2) !important; }
.skeleton-box::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 100% { transform: translateX(100%); } }

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: calc(var(--bottomnav-h) + env(safe-area-inset-bottom, 0px) + 16px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--card2) !important;
  color: var(--text) !important;
  padding: 13px 26px;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 500;
  z-index: 9999;
  pointer-events: none;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5), 0 0 0 1px var(--border2);
  transition: all 0.3s ease;
  font-family: var(--font-body);
  white-space: nowrap;
}

/* ── FLOATING THEME TOGGLE (separate from navbar's theme icon) ── */
.theme-toggle {
  position: fixed;
  bottom: calc(var(--bottomnav-h) + env(safe-area-inset-bottom, 0px) + 16px);
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--card);
  border: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  box-shadow: var(--shadow-card);
  transition: all 0.2s;
  z-index: 500;
}
.theme-toggle:hover { transform: scale(1.08); border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; }

/* ── STARS ── */
.star { font-size: 1.9rem; cursor: pointer; transition: transform 0.2s; color: var(--subtle); line-height: 1; }
.star:hover { transform: scale(1.25); }
.star.lit { color: var(--accent2) !important; filter: drop-shadow(0 0 8px rgba(79,142,247,0.6)); }

/* ── PRO SCROLL REVEAL ── */
.reveal-up {
  opacity: 0;
  transform: translateY(35px) scale(0.95);
  transition: opacity 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}
.reveal-up.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.reveal-up.is-visible:hover { transition-delay: 0s !important; }

/* ── CURRENT AFFAIRS ── */
.news-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; padding-top: 36px; }
.news-header h2 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; color: var(--text); letter-spacing: -0.03em; }
.news-header h2 span { color: var(--accent); }
.news-live-badge {
  background: rgba(79,142,247,0.12);
  color: var(--accent2);
  padding: 4px 12px;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  border: 1px solid rgba(79,142,247,0.25);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-display);
  animation: live-pulse 2.5s ease infinite;
}
@keyframes live-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.55; } }
.news-scroller { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 16px; scrollbar-width: none; }
.news-scroller::-webkit-scrollbar { display: none; }
.news-card {
  min-width: 285px;
  max-width: 285px;
  background: rgba(20, 28, 46, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
  border-top: 3px solid var(--accent);
  position: relative;
  overflow: hidden;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.news-card:active { transform: scale(0.96) !important; transition: transform 0.05s !important; }
.news-source { font-size: 0.68rem; color: var(--muted); text-transform: uppercase; font-weight: 700; margin-bottom: 9px; letter-spacing: 0.1em; font-family: var(--font-display); }
.news-title { font-size: 0.95rem; font-weight: 500; color: var(--text); margin-bottom: 18px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-btn { font-size: 0.8rem; color: var(--accent); font-weight: 600; text-decoration: none; display: inline-flex; align-items: center; gap: 5px; transition: gap 0.2s; font-family: var(--font-display); letter-spacing: 0.02em; }
.news-btn:hover { gap: 8px; }

/* ── CA TAB SYSTEM ── */
.ca-tabs-wrap { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:16px; }
.ca-tab {
  padding:6px 14px; border-radius:99px; font-size:.78rem; font-weight:600;
  border:1.5px solid var(--border2); background:var(--card); color:var(--muted);
  cursor:pointer; transition:all .18s ease; font-family:var(--font-body);
}
.ca-tab:hover { color:var(--text); border-color:var(--accent); }
.ca-tab:active { transform: scale(0.96) !important; transition: transform 0.05s !important; }
.ca-tab-active {
  background:var(--ca-color, var(--accent)) !important;
  border-color:var(--ca-color, var(--accent)) !important;
  color:#fff !important;
  box-shadow:0 3px 12px rgba(0,0,0,.25);
}
.ca-card { animation: slide-up .3s cubic-bezier(.2,.8,.2,1) both; }
.ca-live-dot {
  display:inline-block; width:7px; height:7px; border-radius:50%;
  background:#4ade80; margin-right:5px; animation:pulse-dot 1.4s infinite;
}
@keyframes pulse-dot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }
.ca-spinner {
  width:22px; height:22px; border:2px solid var(--border2);
  border-top-color:var(--accent); border-radius:50%;
  animation:ca-spin .7s linear infinite; display:inline-block;
}
@keyframes ca-spin { to { transform:rotate(360deg); } }
.ca-loading { padding:40px; text-align:center; color:var(--muted); font-size:.85rem; display:flex; flex-direction:column; align-items:center; gap:12px; }
.ca-empty { padding:40px; text-align:center; color:var(--muted); font-size:.85rem; }

/* ── LOGIN MODAL ── */
.login-modal { position: fixed; inset: 0; background: rgba(4,8,16,0.82); backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; z-index: 2000; animation: fade-in 0.2s ease; }
.login-card { background: var(--card); border: 1px solid var(--border2); border-radius: 24px; padding: 40px 36px; max-width: 420px; width: 90%; text-align: center; box-shadow: 0 32px 80px rgba(0,0,0,0.6); }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ── USER AVATAR ── */
.user-avatar { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; }

/* ── SECTION LABEL ── */
.section-label {
  font-family: var(--font-display);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--subtle);
  font-weight: 700;
  margin-bottom: 18px;
}

/* ── FADE-IN ANIMATION ── */
.fd { animation: slide-up 0.3s cubic-bezier(0.2,0.8,0.2,1) both; }
@keyframes slide-up { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ── GOVT UPDATES PAGE ── */
.gu-tabs { display:flex; gap:8px; margin-bottom:24px; flex-wrap:wrap; }
.gu-tab {
  padding:8px 18px; border-radius:99px; border:1.5px solid var(--border2);
  background:var(--card); color:var(--muted); font-size:.82rem; font-weight:600;
  cursor:pointer; transition:all .18s ease; font-family:var(--font-body);
}
.gu-tab:hover { border-color:var(--accent); color:var(--text); }
.gu-tab:active { transform: scale(0.96) !important; transition: transform 0.05s !important; }
.gu-tab.gu-active { background:var(--accent); border-color:var(--accent); color:#fff; box-shadow:0 4px 14px var(--accent-glow); }
.gu-card {
  background:rgba(20, 28, 46, 0.6); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border:1.5px solid rgba(255, 255, 255, 0.09); border-radius:16px;
  padding:20px 22px; margin-bottom:14px; transition:all .2s ease; position:relative; overflow:hidden;
}
.gu-card::before { content:''; position:absolute; left:0; top:0; bottom:0; width:3px; background:var(--gu-color,var(--accent)); border-radius:3px 0 0 3px; }
.gu-card:hover { border-color:var(--gu-color,var(--accent)); box-shadow:var(--shadow-hover); transform:translateX(3px); }
.gu-badge {
  display:inline-block; padding:3px 10px; border-radius:99px; font-size:.68rem; font-weight:700;
  letter-spacing:.06em; text-transform:uppercase; margin-bottom:10px;
}
.gu-title { font-size:.98rem; font-weight:600; color:var(--text); margin-bottom:6px; line-height:1.5; }
.gu-meta { font-size:.75rem; color:var(--muted); display:flex; gap:14px; flex-wrap:wrap; align-items:center; margin-bottom:10px; }
.gu-meta span { display:flex; align-items:center; gap:4px; }
.gu-link { font-size:.78rem; color:var(--accent); font-weight:600; text-decoration:none; display:inline-flex; align-items:center; gap:4px; transition:gap .15s; }
.gu-link:hover { gap:7px; }
.gu-empty { text-align:center; padding:60px 20px; color:var(--muted); }
.gu-search { width:100%; padding:12px 18px; border-radius:12px; border:1.5px solid var(--border2); background:var(--card); color:var(--text); font-family:var(--font-body); font-size:.9rem; margin-bottom:20px; outline:none; transition:border-color .2s; }
.gu-search:focus { border-color:var(--accent); }
.gu-search::placeholder { color:var(--subtle); }
.gu-admin-panel { background:var(--card); border:1.5px solid var(--border2); border-radius:16px; padding:24px; margin-bottom:24px; }
.gu-admin-panel input, .gu-admin-panel select, .gu-admin-panel textarea {
  width:100%; padding:10px 14px; border-radius:10px; border:1.5px solid var(--border2);
  background:var(--bg2); color:var(--text); font-family:var(--font-body); font-size:.875rem;
  margin-bottom:10px; outline:none; transition:border-color .2s;
}
.gu-admin-panel input:focus, .gu-admin-panel select:focus, .gu-admin-panel textarea:focus { border-color:var(--accent); }
.gu-admin-panel select option { background:var(--card); }
.gu-live-badge { display:inline-flex; align-items:center; gap:6px; font-size:.7rem; font-weight:700; color:#4ade80; text-transform:uppercase; letter-spacing:.08em; }
.gu-live-dot { width:7px; height:7px; border-radius:50%; background:#4ade80; animation:pulse-dot 1.4s infinite; }
.gu-fetch-btn { background:var(--card2); border:1.5px solid var(--border2); color:var(--text); border-radius:10px; padding:8px 16px; font-size:.8rem; font-weight:600; cursor:pointer; transition:all .18s; font-family:var(--font-body); display:inline-flex; align-items:center; gap:6px; }
.gu-fetch-btn:hover { border-color:var(--accent); color:var(--accent); }
.gu-stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:24px; }
.gu-stat { background:var(--card); border:1px solid var(--border); border-radius:12px; padding:14px; text-align:center; cursor: pointer; transition: border-color .18s ease, transform .18s ease; }
.gu-stat:hover { border-color: var(--accent); transform: translateY(-2px); }
.gu-stat-num { font-size:1.4rem; font-weight:800; color:var(--accent); }
.gu-stat-lbl { font-size:.65rem; color:var(--muted); text-transform:uppercase; letter-spacing:.06em; font-weight:600; margin-top:3px; }

/* Compact row view (list mode) */
.gu-list-compact { display: flex; flex-direction: column; gap: 2px; }
.gu-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; border-radius: 10px; border-left: 3px solid var(--gu-color, var(--accent));
  background: var(--card); border-top: 1px solid var(--border); border-right: 1px solid var(--border); border-bottom: 1px solid var(--border);
  transition: background .15s ease;
}
.gu-row:hover { background: var(--card2); }
.gu-star-btn {
  background: transparent; border: none; cursor: pointer; font-size: 1rem; color: #f59e0b;
  padding: 2px 4px; line-height: 1; flex-shrink: 0; transition: transform .15s ease;
}
.gu-star-btn:hover { transform: scale(1.2); }

/* ── ICON ACTION BUTTONS (Bookmark & AI) ── */
.icon-action-btn {
  background: var(--bg2) !important;
  border: 1.5px solid var(--border) !important;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.15rem;
  padding: 4px 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  color: var(--text);
}
.icon-action-btn:hover { border-color: var(--accent) !important; transform: translateY(-2px); background: var(--card2) !important; }
.icon-action-btn.bm-active { border-color: #f59e0b !important; background: rgba(245, 158, 11, 0.1) !important; }

/* ── AI DOUBT SOLVER ANIMATIONS ── */
@keyframes msg-pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes typing-bounce { 0%, 60%, 100% { transform: translateY(0); opacity: 0.4; } 30% { transform: translateY(-5px); opacity: 1; } }
#ads-chat-area::-webkit-scrollbar { width: 4px; }
#ads-chat-area::-webkit-scrollbar-track { background: transparent; }
#ads-chat-area::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; }

/* ── WALKTHROUGH TOUR ENGINE ── */
#sl-tour-backdrop { position: fixed; inset: 0; z-index: 100000; background: transparent; pointer-events: none; }
#sl-tour-backdrop.active { pointer-events: all; }
#sl-tour-highlight {
  position: fixed; z-index: 100001; border-radius: 12px;
  box-shadow: 0 0 0 9999px rgba(4, 8, 16, 0.85), 0 0 0 3px var(--accent);
  pointer-events: none; opacity: 0;
  transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
#sl-tour-tooltip {
  position: fixed; z-index: 100002; background: var(--card); border: 1.5px solid var(--accent);
  border-radius: 16px; padding: 24px; width: 320px; max-width: 90vw;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5), 0 0 0 1px var(--border);
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease, top 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), left 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: flex; flex-direction: column; gap: 12px; transform: translateX(-50%);
}
#sl-tour-tooltip.active { opacity: 1; pointer-events: all; }
#sl-tour-tooltip h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 800; color: var(--text); display: flex; align-items: center; gap: 8px; }
#sl-tour-tooltip p { font-size: 0.85rem; color: var(--muted); line-height: 1.6; margin: 0 0 8px 0; }
.tour-btn-row { display: flex; justify-content: space-between; align-items: center; margin-top: 4px; }
.tour-dots { display: flex; gap: 4px; }
.tour-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--border2); transition: all 0.2s; }
.tour-dot.active { background: var(--accent); width: 16px; border-radius: 4px; }

button, a { -webkit-tap-highlight-color: transparent; outline: none; }
button:focus, a:focus { outline: none; }


/* ═══════════════════════════════════════════════════════════
   TOP NAVBAR — solid, edge-to-edge, WhatsApp-style header
   (single definitive block — no other rule may touch #top-navbar)
   ═══════════════════════════════════════════════════════════ */
#top-navbar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  height: var(--topnav-h) !important;
  max-width: none !important;
  transform: none !important;

  background: var(--nav-bg) !important;
  border: none !important;
  border-bottom: 1px solid var(--nav-border) !important;
  box-shadow: var(--nav-shadow) !important;
  border-radius: 0 !important;

  z-index: 9999 !important;
  padding: 0 !important;
  pointer-events: auto !important;
}

/* Inner flex layout — purely structural, background stays transparent
   so it never fights the outer bar for visuals */
#top-navbar .nb-island {
  pointer-events: auto;
  position: relative;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100%;
  height: 100%;
  padding: 0 20px;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

#top-navbar .nb-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  flex-shrink: 0;
  text-decoration: none;
}
#top-navbar .nb-logo img,
#top-navbar .nb-logo svg { 
  display: block; 
  height: 40px; /* Lock this height to match your text stack */
  width: auto;
}
#top-navbar .nb-logo > div { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
#top-navbar .nb-logo:hover .nb-brand-name { color: var(--accent2); }

#top-navbar .nb-brand-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  transition: color 0.2s;
  white-space: nowrap;
  line-height: 1;
  margin: 0;
}
#top-navbar .nb-brand-sub {
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1;
  margin: 0;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: capitalize;
  margin-top: 2px;
  white-space: nowrap;
}

/* Center tabs — visible on desktop only (WhatsApp Web style top tabs) */
#top-navbar .nb-links {
  display: none;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
#top-navbar .nb-links button {
  font-family: var(--font-body) !important;
  background: transparent !important;
  border: none !important;
  border-radius: 10px !important;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 16px !important;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  box-shadow: none !important;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: color 0.18s, background 0.18s;
}
#top-navbar .nb-links button:hover { color: var(--text) !important; background: rgba(255,255,255,0.06) !important; }
#top-navbar .nb-links button.active { color: var(--accent2) !important; background: rgba(79,142,247,0.12) !important; font-weight: 600 !important; }
#top-navbar .nb-links button.active::after {
  content: '';
  position: absolute;
  bottom: 3px; left: 50%;
  transform: translateX(-50%);
  width: 18px; height: 2.5px;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(79,142,247,0.7);
}

/* Right-side cluster */
#top-navbar .nb-right { display: flex; align-items: center; gap: 12px; }

/* Hamburger — mobile only (opens the profile/settings drawer) */
#top-navbar #nb-hamburger {
  width: 38px !important;
  height: 38px !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 5px !important;
  background: rgba(255,255,255,0.06) !important;
  border: 1px solid rgba(255,255,255,0.08) !important;
  border-radius: 50% !important;
  padding: 0 !important;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
#top-navbar #nb-hamburger:hover { background: rgba(79,142,247,0.15) !important; border-color: rgba(79,142,247,0.3) !important; }
#top-navbar #nb-hamburger .line {
  display: block;
  width: 16px; height: 1.8px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
#top-navbar #nb-hamburger.active .line:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
#top-navbar #nb-hamburger.active .line:nth-child(2) { opacity: 0; transform: scaleX(0); }
#top-navbar #nb-hamburger.active .line:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

/* User pill */
#top-navbar .nb-user-pill {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  background: rgba(79,142,247,0.1) !important;
  border: 1px solid rgba(79,142,247,0.2) !important;
  border-radius: 99px !important;
  padding: 4px 12px 4px 4px !important;
  cursor: pointer;
  height: 36px !important;
  transition: background 0.2s, border-color 0.2s;
}
#top-navbar .nb-user-pill:hover { background: rgba(79,142,247,0.18) !important; border-color: rgba(79,142,247,0.4) !important; }
#top-navbar .nb-user-pill > div:last-child { font-size: 0.78rem !important; font-weight: 600 !important; color: var(--accent2) !important; }

/* Sign In button inside navbar */
#top-navbar .btn.btnp { padding: 7px 16px !important; font-size: 0.78rem !important; border-radius: 10px !important; height: 34px !important; }

/* ── Top navbar: hamburger ALWAYS shown, on every screen size (mobile + desktop identical) ── */
#top-navbar .nb-links { display: none !important; }
#top-navbar #nb-hamburger { display: flex !important; }


/* ═══════════════════════════════════════════════════════════
   BOTTOM NAVBAR — solid, edge-to-edge, WhatsApp tab-bar style
   Icon on top, label always visible underneath (both mobile + desktop)
   (single definitive block — no other rule may touch #bottom-navbar)
   ═══════════════════════════════════════════════════════════ */
#bottom-navbar {
  display: flex !important;
  position: fixed !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  max-width: none !important;
  transform: none !important;
  height: calc(var(--bottomnav-h) + env(safe-area-inset-bottom, 0px)) !important;
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom, 0px)) !important;

  justify-content: space-around;
  align-items: center;

  background: var(--nav-bg) !important;
  border: none !important;
  border-top: 1px solid var(--nav-border) !important;
  border-radius: 0 !important;
  box-shadow: var(--nav-shadow) !important;

  z-index: 9998 !important;
}

#bottom-navbar button,
#bottom-navbar .nav-item {
  background: transparent !important;
  border: none !important;
  color: var(--muted) !important;
  padding: 4px 8px !important;
  border-radius: 12px !important;
  flex: 1;
  max-width: 96px;
  height: 100%;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 2px;
  cursor: pointer;
  opacity: 0.75;
  transition: color 0.18s ease, opacity 0.18s ease;
}
#bottom-navbar button:active,
#bottom-navbar .nav-item:active { transform: scale(0.94); transition: transform 0.05s; }

#bottom-navbar button.active,
#bottom-navbar .nav-item.active {
  color: var(--accent) !important;
  opacity: 1 !important;
}

#bottom-navbar .nav-icon,
#bottom-navbar button svg {
  width: 22px !important;
  height: 22px !important;
  flex-shrink: 0 !important;
}

/* Labels are always visible (WhatsApp-style), not expand-on-active */
#bottom-navbar .nav-label,
#bottom-navbar button span {
  display: block !important;
  font-size: 0.66rem !important;
  font-weight: 600 !important;
  max-width: none !important;
  opacity: 1 !important;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-left: 0 !important;
}
#bottom-navbar button.active span,
#bottom-navbar .nav-item.active .nav-label { font-weight: 700 !important; }

/* Desktop uses the exact same bottom-navbar as mobile — no separate rules, no separate look */


/* ═══════════════════════════════════════════════════════════
   MOBILE DRAWER (profile / settings — opened via hamburger)
   ═══════════════════════════════════════════════════════════ */
#nb-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9997;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
#nb-mobile-overlay.open { opacity: 1; pointer-events: all; }

#nb-mobile-drawer,
#sl-drawer-peek {
  display: flex;
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: #0F1623;
  border-left: 1px solid rgba(255,255,255,0.08);
  z-index: 9998;
  padding: 0;
  flex-direction: column;
  box-shadow: -10px 0 50px rgba(0,0,0,0.8);
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  overflow-y: auto;
}
#nb-mobile-drawer.open,
#sl-drawer-peek.open { transform: translateX(0); }

.drawer-header { visibility: hidden; pointer-events: none; height: 76px; padding: 24px 20px 16px 24px; }

.drawer-profile-card {
  display: flex; align-items: center; gap: 14px;
  margin: 0 20px 24px 20px; padding: 14px 16px;
  background: var(--card2); border: 1px solid var(--border);
  border-radius: 18px; cursor: pointer; transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.drawer-profile-card:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: 0 6px 16px rgba(0,0,0,0.2); }

.profile-avatar-wrap { width: 44px; height: 44px; background: linear-gradient(135deg, var(--accent), var(--accent2)); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 2px 8px var(--accent-glow); flex-shrink: 0; }
.profile-avatar-wrap svg { width: 22px; height: 22px; }
.profile-info { flex: 1; display: flex; flex-direction: column; }
.profile-name { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; color: var(--text); line-height: 1.2; }
.drawer-subtext { font-size: 0.75rem; font-weight: 600; color: var(--muted); margin-top: 2px; }
.profile-chevron { color: var(--subtle); width: 20px; height: 20px; opacity: 0.6; }

.drawer-menu-list { padding: 0 20px; flex: 1; display: flex; flex-direction: column; gap: 6px; }
.drawer-section-title { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--subtle); margin: 12px 0 4px 10px; }
#nb-mobile-drawer-divider { height: 1px; background: var(--border); margin: 12px 0; border-radius: 2px; }

.drawer-menu-item {
  display: flex; align-items: center; gap: 14px; width: 100%;
  font-family: var(--font-body); background: transparent; border: none;
  color: var(--text); font-size: 0.95rem; font-weight: 600;
  padding: 8px 12px; border-radius: 14px; cursor: pointer; text-align: left;
  transition: all 0.2s ease;
  opacity: 0;
  transform: translateX(20px);
}
.drawer-menu-item:hover { background: var(--card2); transform: translateX(4px); }

.drawer-icon-box {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--box-bg); color: var(--box-color);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.drawer-icon-box svg { width: 18px; height: 18px; }

#nb-mobile-drawer.open .drawer-menu-item {
  animation: slideInMenu 0.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: calc(var(--anim-order) * 0.05s + 0.1s);
}
@keyframes slideInMenu { to { opacity: 1; transform: translateX(0); } }

.drawer-footer-text { text-align: center; font-size: 0.7rem; font-weight: 600; color: var(--subtle); padding: 24px; letter-spacing: 0.05em; }


/* ═══════════════════════════════════════════
   RESPONSIVE — general content
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .wix-header { padding: 0 20px; height: 60px; }
  .wix-hero { padding: 32px 20px 50px; }
  .wix-hero h1 { font-size: 2.4rem; }
  .app-container { padding: 20px 12px 12px; }
  #app:has(.subj-row) { grid-template-columns: 1fr; }

  .htu-step-card { padding: 18px 16px 16px !important; }
  .htu-tips-wrap { margin-left: 0 !important; margin-top: 10px !important; }
  .htu-top-row { gap: 10px !important; }

  .fd > div { padding-left: 0 !important; padding-right: 0 !important; }

  .qo { padding: 14px 16px; font-size: 0.93rem; }

  .cw { height: 280px; }
  .cf, .cb { padding: 28px 20px; font-size: 1rem; }

  .sc { flex-direction: column; text-align: center; }
  .mc { min-width: unset; width: 100%; }

  .content-panel { padding: 18px 16px 20px; }
  .sym-panel { height: 130px; }

  .gu-stats-bar { grid-template-columns: repeat(2,1fr); }
  .hrow { font-size: 0.82rem; }
}

@media (max-width: 480px) {
  #top-navbar .nb-brand-name { font-size: 1.05rem; }
  .wix-hero h1 { font-size: 2rem; }
  .app-container { padding: 16px 8px 8px; }
  #app > .fd > div > div[style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }
  .cw { height: 240px; }
  .cf, .cb { padding: 20px 14px; font-size: 0.93rem; }
  .gu-stat { padding: 10px 8px; }
  .gu-stat-num { font-size: 1.1rem; }
}