/* ══════════════════════════════════════════════════
   PlutoED — style.css
   ══════════════════════════════════════════════════ */

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

:root {
  --bg:       #f7f5f0;
  --white:    #ffffff;
  --navy:     #0f1f45;
  --navy2:    #1a2f5e;
  --slate:    #4a5568;
  --muted:    #8a96aa;
  --border:   #e4dfd6;
  --gold:     #e8a020;
  --gold-lt:  #fdf3e0;
  --green:    #16a34a;
  --green-lt: #f0fdf4;
  --red:      #dc2626;
  --red-lt:   #fef2f2;
  --blue:     #2563eb;
  --blue-lt:  #eff6ff;
  --purple:   #7c3aed;

  --font:    'Plus Jakarta Sans', sans-serif;
  --display: 'Fraunces', serif;

  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--navy);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── UTILITIES ─────────────────────────────────────── */
.hidden { display: none !important; }

/* ── SCREENS ────────────────────────────────────────── */
.screen { min-height: 100vh; }

/* ══════════════════════════════════════════════════
   TOP NAV
   ══════════════════════════════════════════════════ */
.topnav {
  background: var(--navy);
  height: 58px;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 300;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}

.nav-logo {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  letter-spacing: -0.01em;
}
.nav-logo span { color: var(--gold); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-user {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
}
.nav-user strong { color: #fff; }

.q-counter {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: rgba(232,160,32,0.15);
  border: 1px solid rgba(232,160,32,0.35);
  color: var(--gold);
  padding: 5px 12px;
  border-radius: 20px;
}

.nav-btn {
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  padding: 6px 14px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.18s;
}
.nav-btn:hover { background: rgba(255,255,255,0.16); }
.nav-btn.accent {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy);
}
.nav-btn.accent:hover { background: #d4911a; }

/* ══════════════════════════════════════════════════
   AUTH SCREEN
   ══════════════════════════════════════════════════ */
#screen-auth {
  display: flex;
  min-height: 100vh;
}

.auth-split {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

.auth-brand {
  flex: 1;
  background: linear-gradient(145deg, var(--navy) 0%, #1a3060 60%, #0d2248 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 56px;
  position: relative;
  overflow: hidden;
}

.auth-brand::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,32,0.08) 0%, transparent 70%);
  top: -100px; right: -100px;
}

.auth-brand::after {
  content: '';
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.1) 0%, transparent 70%);
  bottom: -60px; left: -60px;
}

.auth-brand-logo {
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 36px;
  position: relative;
  z-index: 1;
}
.auth-brand-logo span { color: var(--gold); }

.auth-brand-tagline {
  font-family: var(--display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.auth-brand-tagline em {
  font-style: italic;
  color: var(--gold);
}

.auth-brand-sub {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.06em;
  position: relative;
  z-index: 1;
}

.auth-dots {
  display: flex;
  gap: 8px;
  margin-top: 48px;
  position: relative;
  z-index: 1;
}
.auth-dots span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}
.auth-dots span:first-child { background: var(--gold); }

.auth-panel {
  width: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 380px;
}

.auth-card-title {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 24px;
}

.auth-tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 28px;
}
.auth-tab {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.04em;
}
.auth-tab.active { color: var(--navy); border-color: var(--gold); }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 6px;
}
.field input {
  width: 100%;
  padding: 11px 14px;
  background: var(--white);
  border: 1.5px solid var(--border);
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--navy);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.2s;
}
.field input:focus { border-color: var(--gold); background: #fff; }

.btn-submit {
  width: 100%;
  padding: 13px;
  background: var(--navy);
  color: #fff;
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 6px;
}
.btn-submit:hover { background: var(--navy2); }

.auth-error {
  font-size: 0.78rem;
  color: var(--red);
  min-height: 20px;
  margin-top: 10px;
  text-align: center;
}

.auth-note {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ══════════════════════════════════════════════════
   DASHBOARD
   ══════════════════════════════════════════════════ */
.dash-hero {
  background: linear-gradient(120deg, var(--navy) 0%, #1a3060 100%);
  padding: 44px 40px;
  position: relative;
  overflow: hidden;
}
.dash-hero::after {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,32,0.06) 0%, transparent 65%);
  right: -200px; top: -200px;
  pointer-events: none;
}

.dash-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.dash-greeting {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}
.dash-name {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  font-style: italic;
  color: #fff;
  line-height: 1;
  margin-bottom: 8px;
}
.dash-sub { font-size: 0.85rem; color: rgba(255,255,255,0.5); }

.dash-hero-stats {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}
.hero-stat {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 18px 24px;
  text-align: center;
  min-width: 90px;
}
.hero-stat-val {
  font-family: var(--display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.hero-stat-lbl {
  font-size: 0.62rem;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 5px;
}

.dash-body {
  padding: 36px 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}

.grades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
}

.grade-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  padding: 22px 18px 18px;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}
.grade-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s;
}
.grade-card:hover { border-color: #c8c0b4; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.grade-card:hover::after { transform: scaleX(1); }
.grade-card.has-progress { border-color: rgba(232,160,32,0.35); }

.grade-emoji { font-size: 1.7rem; margin-bottom: 10px; }
.grade-name { font-weight: 700; font-size: 0.92rem; color: var(--navy); margin-bottom: 2px; }
.grade-sub { font-size: 0.68rem; color: var(--muted); }
.grade-prog {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 14px;
  overflow: hidden;
}
.grade-prog-fill { height: 100%; background: var(--gold); border-radius: 2px; }

/* ══════════════════════════════════════════════════
   GRADE / SKILLS VIEW
   ══════════════════════════════════════════════════ */
.breadcrumb {
  padding: 12px 32px;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb a { color: var(--navy); font-weight: 600; cursor: pointer; }
.breadcrumb a:hover { color: var(--gold); }
.bc-sep { color: var(--border); }

.grade-header {
  background: var(--white);
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.grade-header-left { display: flex; align-items: center; gap: 16px; }
.grade-header-emoji { font-size: 2.4rem; }
.grade-header h2 {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
}
.grade-header p { font-size: 0.8rem; color: var(--muted); margin-top: 2px; }

.grade-header-progress { min-width: 200px; }
.grade-prog-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}
.grade-prog-bar {
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.grade-prog-fill { height: 100%; background: var(--gold); border-radius: 3px; transition: width 0.5s; }

/* SUBJECT TABS */
.subject-tabs {
  display: flex;
  gap: 0;
  padding: 0 32px;
  background: var(--white);
  border-bottom: 2px solid var(--border);
  overflow-x: auto;
}
.subject-tab {
  padding: 13px 22px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 7px;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--font);
}
.subject-tab:hover { color: var(--navy); }
.subject-tab.active { color: var(--navy); border-bottom-color: var(--gold); }

/* SKILLS BODY — 3-column bible grid */
.skills-body {
  padding: 28px 32px;
}

/* The grid of section cards */
.sections-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: start;
}

/* Each lettered section is a card */
.section-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.section-card:hover { box-shadow: var(--shadow-md); }

.section-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.section-letter-badge {
  width: 28px; height: 28px;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  flex-shrink: 0;
}
.section-card-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
}
.section-card-count {
  font-size: 0.62rem;
  color: rgba(255,255,255,0.4);
  margin-top: 2px;
}

.section-card-skills { padding: 8px 0; }

.skill-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}
.skill-row:last-child { border-bottom: none; }
.skill-row:hover { background: var(--blue-lt); }

.skill-row-code {
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--blue);
  min-width: 26px;
  font-family: var(--display);
}
.skill-row-name {
  font-size: 0.78rem;
  color: var(--navy);
  flex: 1;
  line-height: 1.35;
}
.skill-row-badge {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  font-weight: 700;
}
.badge-done { background: var(--green); color: #fff; }
.badge-partial { border: 2px solid var(--gold); color: var(--gold); font-size: 0.5rem; }
.badge-new { border: 2px solid var(--border); }

/* ══════════════════════════════════════════════════
   PRACTICE SCREEN
   ══════════════════════════════════════════════════ */
.practice-topbar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.practice-topbar-left { display: flex; align-items: center; gap: 16px; }

.back-btn {
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate);
  background: none;
  border: 1px solid var(--border);
  padding: 7px 13px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
  white-space: nowrap;
}
.back-btn:hover { border-color: var(--navy); color: var(--navy); }

.practice-skill-name { font-weight: 700; font-size: 0.95rem; }
.practice-skill-sub { font-size: 0.72rem; color: var(--muted); margin-top: 1px; }

.practice-score-row { display: flex; gap: 8px; align-items: center; }
.score-chip {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 20px;
}
.correct-chip { background: var(--green-lt); color: var(--green); border: 1px solid #bbf7d0; }
.wrong-chip { background: var(--red-lt); color: var(--red); border: 1px solid #fecaca; }

.practice-progress-bar {
  height: 3px;
  background: var(--border);
}
.practice-progress-fill {
  height: 100%;
  background: var(--gold);
  transition: width 0.3s;
}

.practice-body {
  max-width: 640px;
  margin: 0 auto;
  padding: 44px 28px;
}

.q-counter-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}

.question-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 32px 36px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.question-visual {
  font-size: 2.8rem;
  letter-spacing: 6px;
  text-align: center;
  margin-bottom: 18px;
  line-height: 1.4;
}

.question-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 6px;
}

.question-hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 22px;
  font-style: italic;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 22px;
}
.options-grid.cols-1 { grid-template-columns: 1fr; }

.option-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 5px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--navy);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}
.option-btn:hover:not(:disabled) { border-color: var(--blue); background: var(--blue-lt); }
.option-btn.correct { border-color: var(--green); background: var(--green-lt); color: #14532d; }
.option-btn.wrong { border-color: var(--red); background: var(--red-lt); color: #7f1d1d; }
.option-btn:disabled { cursor: default; }

.opt-letter {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: all 0.15s;
}
.option-btn.correct .opt-letter { background: var(--green); color: #fff; }
.option-btn.wrong .opt-letter { background: var(--red); color: #fff; }

.feedback-bar {
  padding: 13px 18px;
  border-radius: 5px;
  font-size: 0.86rem;
  font-weight: 600;
  display: none;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.feedback-bar.show { display: flex; }
.feedback-bar.is-correct { background: var(--green-lt); border: 1.5px solid #86efac; color: #14532d; }
.feedback-bar.is-wrong { background: var(--red-lt); border: 1.5px solid #fca5a5; color: #7f1d1d; }

.next-btn {
  background: var(--navy);
  color: #fff;
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  padding: 13px 26px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.18s;
}
.next-btn:hover { background: var(--navy2); }

/* RESULT */
.result-wrap {
  text-align: center;
  padding: 52px 20px;
}
.result-emoji { font-size: 4rem; margin-bottom: 14px; }
.result-title {
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.result-sub { font-size: 0.88rem; color: var(--muted); margin-bottom: 28px; }
.result-stats {
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 6px;
  overflow: hidden;
  margin: 0 auto 32px;
}
.rs-item { background: var(--white); padding: 18px 22px; }
.rs-val {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--navy);
}
.rs-lbl {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-top: 3px;
}
.result-btns {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-outline {
  background: none;
  border: 2px solid var(--navy);
  color: var(--navy);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  padding: 11px 20px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.18s;
}
.btn-outline:hover { background: var(--navy); color: #fff; }

/* ══════════════════════════════════════════════════
   PAYWALL
   ══════════════════════════════════════════════════ */
.paywall-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 20, 48, 0.78);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  padding: 20px;
}

.paywall-card {
  background: var(--white);
  max-width: 460px;
  width: 100%;
  border-radius: 10px;
  padding: 44px 40px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.paywall-close {
  position: absolute;
  top: 14px; right: 16px;
  background: none;
  border: none;
  font-size: 1rem;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}
.paywall-close:hover { color: var(--navy); }

.paywall-icon { font-size: 2.8rem; margin-bottom: 14px; }
.paywall-title {
  font-family: var(--display);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.paywall-body { font-size: 0.88rem; color: var(--slate); line-height: 1.7; margin-bottom: 22px; }

.paywall-price {
  margin-bottom: 22px;
}
.price-amt {
  font-family: var(--display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--navy);
}
.price-per { font-size: 0.78rem; color: var(--muted); }

.paywall-features {
  list-style: none;
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
  margin-bottom: 22px;
}
.paywall-features li {
  font-size: 0.82rem;
  color: var(--slate);
  padding: 4px 0;
}

.paywall-cta {
  width: 100%;
  padding: 15px;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 12px;
}
.paywall-cta:hover { background: #d4911a; }

.paywall-dismiss {
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
}
.paywall-dismiss:hover { color: var(--navy); }

/* ══════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .sections-grid { grid-template-columns: repeat(2, 1fr); }
  .auth-brand { display: none; }
  .auth-panel { width: 100%; }
  .dash-hero-stats { display: none; }
}

@media (max-width: 600px) {
  .sections-grid { grid-template-columns: 1fr; }
  .dash-body, .skills-body { padding: 20px 16px; }
  .grade-header { padding: 18px 16px; }
  .subject-tabs { padding: 0 16px; }
  .breadcrumb { padding: 10px 16px; }
  .topnav { padding: 0 16px; }
  .practice-body { padding: 28px 16px; }
  .question-card { padding: 22px 20px; }
  .options-grid { grid-template-columns: 1fr; }
  .grades-grid { grid-template-columns: repeat(2, 1fr); }
  .result-stats { grid-template-columns: 1fr 1fr; }
}

/* ══════════════════════════════════════════════════
   NAV AVATAR
   ══════════════════════════════════════════════════ */
.nav-profile-wrap { position: relative; }

.nav-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #253460, #1a2744);
  border: 2px solid rgba(255,255,255,0.2);
  color: #fff;
  font-family: var(--display);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.nav-avatar:hover {
  border-color: var(--gold);
  transform: scale(1.06);
  box-shadow: 0 0 0 3px rgba(232,160,32,0.2);
}
.nav-avatar.avatar-premium {
  border-color: var(--gold);
  background: linear-gradient(135deg, #3a2800, #6b4800);
  box-shadow: 0 0 0 2px rgba(232,160,32,0.35);
}

.q-counter-premium {
  background: rgba(22,163,74,0.15) !important;
  border-color: rgba(22,163,74,0.35) !important;
  color: #16a34a !important;
}

/* ══════════════════════════════════════════════════
   PROFILE PANEL (side drawer)
   ══════════════════════════════════════════════════ */
.profile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10,20,48,0.5);
  backdrop-filter: blur(4px);
  z-index: 400;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.profile-backdrop.show {
  opacity: 1;
  pointer-events: all;
}

.profile-panel {
  position: fixed;
  top: 0; right: 0;
  width: 420px;
  max-width: 100vw;
  height: 100vh;
  background: var(--white);
  z-index: 401;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  box-shadow: -8px 0 40px rgba(0,0,0,0.15);
}
.profile-panel.open {
  transform: translateX(0);
}

/* Panel header */
.pp-header {
  background: linear-gradient(145deg, var(--navy) 0%, #1a3060 100%);
  padding: 36px 28px 28px;
  text-align: center;
  position: relative;
}

.pp-close {
  position: absolute;
  top: 14px; right: 14px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
  width: 30px; height: 30px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.pp-close:hover { background: rgba(255,255,255,0.2); color: #fff; }

.pp-avatar-lg {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #d4911a);
  color: var(--navy);
  font-family: var(--display);
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.pp-header-name {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  font-style: italic;
  color: #fff;
  margin-bottom: 4px;
}
.pp-header-email { font-size: 0.78rem; color: rgba(255,255,255,0.5); margin-bottom: 12px; }

.pp-header-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
}
.badge-premium { background: var(--gold); color: var(--navy); }
.badge-free { background: rgba(255,255,255,0.12); color: rgba(255,255,255,0.6); border: 1px solid rgba(255,255,255,0.15); }

/* Panel tabs */
.pp-tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  padding: 0 20px;
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}
.pp-tab {
  flex: 1;
  padding: 12px 8px;
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.04em;
}
.pp-tab:hover { color: var(--navy); }
.pp-tab.active { color: var(--navy); border-color: var(--gold); }

/* Panel content */
.pp-tab-content { padding: 24px 24px; }

.pp-section-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.pp-field-group { display: flex; flex-direction: column; gap: 14px; }

.pp-field { display: flex; flex-direction: column; gap: 5px; }
.pp-field label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
}
.pp-field input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  font-family: var(--font);
  font-size: 0.88rem;
  color: var(--navy);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.2s;
}
.pp-field input:focus { border-color: var(--gold); background: #fff; }

.pp-input-row {
  display: flex;
  gap: 8px;
}
.pp-input-row input { flex: 1; }

.pp-save-btn {
  background: var(--navy);
  color: #fff;
  border: none;
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0 16px;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
  flex-shrink: 0;
}
.pp-save-btn:hover { background: var(--navy2); }

.pp-action-btn {
  background: var(--navy);
  color: #fff;
  border: none;
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 4px;
}
.pp-action-btn:hover { background: var(--navy2); }

.pp-field-msg {
  font-size: 0.72rem;
  min-height: 16px;
  transition: all 0.2s;
}
.pp-msg-success { color: var(--green); }
.pp-msg-error   { color: var(--red); }
.pp-msg-info    { color: var(--muted); }

.pp-divider { border: none; border-top: 1px solid var(--border); margin: 22px 0; }

/* Stats row inside profile */
.pp-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border-radius: 5px;
  overflow: hidden;
}
.pp-stat {
  background: var(--bg);
  padding: 14px 10px;
  text-align: center;
}
.pp-stat-val {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
}
.pp-stat-lbl {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-top: 3px;
}

/* Danger zone */
.pp-danger-zone { display: flex; flex-direction: column; gap: 8px; }
.pp-danger-btn {
  background: none;
  border: 1.5px solid #fca5a5;
  color: var(--red);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}
.pp-danger-btn:hover { background: var(--red-lt); border-color: var(--red); }

/* Subscription tab */
.pp-plan-card {
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 4px;
}
.pp-plan-premium {
  background: linear-gradient(135deg, var(--navy), #1a3060);
  color: #fff;
}
.pp-plan-free {
  background: var(--bg);
  border: 1.5px solid var(--border);
  color: var(--navy);
}

.pp-plan-badge {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.pp-plan-badge-free {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.pp-plan-name { font-family: var(--display); font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.pp-plan-price { font-family: var(--display); font-size: 2rem; font-weight: 700; color: var(--gold); }
.pp-plan-price span { font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.pp-plan-price-free { font-size: 0.82rem; color: var(--muted); margin-bottom: 14px; }

.pp-plan-features { margin-top: 16px; display: flex; flex-direction: column; gap: 6px; }
.pp-plan-feat { font-size: 0.8rem; color: rgba(255,255,255,0.7); }
.pp-feat-locked { color: var(--muted) !important; }

.pp-plan-since { font-size: 0.7rem; color: rgba(255,255,255,0.4); margin-top: 14px; }

.pp-manage-note { font-size: 0.8rem; color: var(--slate); line-height: 1.6; margin-bottom: 12px; }

.pp-portal-btn {
  display: block;
  width: 100%;
  padding: 12px;
  background: var(--navy);
  color: #fff;
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 700;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
  text-align: center;
}
.pp-portal-btn:hover { background: var(--navy2); }

.pp-cancel-sub-btn {
  background: none;
  border: 1.5px solid #fca5a5;
  color: var(--red);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}
.pp-cancel-sub-btn:hover { background: var(--red-lt); }

/* Upgrade box */
.pp-upgrade-box {
  background: linear-gradient(145deg, var(--navy), #1a3060);
  border-radius: 8px;
  padding: 24px;
  margin-top: 16px;
  text-align: center;
}
.pp-upgrade-title {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  font-style: italic;
  color: #fff;
  margin-bottom: 8px;
}
.pp-upgrade-price {
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 16px;
}
.pp-upgrade-price span { font-size: 0.9rem; color: rgba(255,255,255,0.5); }
.pp-upgrade-features {
  list-style: none;
  text-align: left;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pp-upgrade-features li { font-size: 0.8rem; color: rgba(255,255,255,0.75); }
.pp-upgrade-cta {
  width: 100%;
  padding: 14px;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 700;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 8px;
}
.pp-upgrade-cta:hover { background: #d4911a; }
.pp-upgrade-note { font-size: 0.68rem; color: rgba(255,255,255,0.4); }

/* ══════════════════════════════════════════════════
   CONFIRM DIALOG
   ══════════════════════════════════════════════════ */
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,20,48,0.6);
  backdrop-filter: blur(4px);
  z-index: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.2s;
}
.confirm-overlay.confirm-show { opacity: 1; }

.confirm-card {
  background: var(--white);
  border-radius: 8px;
  padding: 32px 28px;
  max-width: 380px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}
.confirm-title {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.confirm-body { font-size: 0.85rem; color: var(--slate); line-height: 1.65; margin-bottom: 24px; }
.confirm-btns { display: flex; gap: 10px; justify-content: flex-end; }

.confirm-cancel {
  background: none;
  border: 1.5px solid var(--border);
  color: var(--slate);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}
.confirm-cancel:hover { border-color: var(--navy); color: var(--navy); }

.confirm-ok {
  background: var(--navy);
  color: #fff;
  border: none;
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}
.confirm-ok:hover { background: var(--navy2); }
.confirm-danger { background: var(--red); }
.confirm-danger:hover { background: #b91c1c; }

/* ══════════════════════════════════════════════════
   TOAST NOTIFICATION
   ══════════════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 5px;
  font-family: var(--font);
  font-size: 0.84rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 700;
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  white-space: nowrap;
  max-width: calc(100vw - 40px);
}
.toast.toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast-success { background: #14532d; color: #dcfce7; }
.toast-warning { background: #78350f; color: #fef3c7; }
.toast-info    { background: var(--navy); color: rgba(255,255,255,0.9); }
.toast-error   { background: #7f1d1d; color: #fee2e2; }

.toast-icon {
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════
   AUTH BRAND ORBS (decorative)
   ══════════════════════════════════════════════════ */
.auth-brand-orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.18;
  animation: orb-drift 8s ease-in-out infinite;
}
.orb-1 {
  width: 300px; height: 300px;
  background: var(--gold);
  top: -80px; right: -60px;
  animation-duration: 9s;
}
.orb-2 {
  width: 200px; height: 200px;
  background: #3b82f6;
  bottom: 60px; left: -40px;
  animation-duration: 11s;
  animation-delay: -3s;
}
.orb-3 {
  width: 150px; height: 150px;
  background: var(--purple);
  top: 40%; right: 20%;
  animation-duration: 7s;
  animation-delay: -5s;
}

@keyframes orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -15px) scale(1.05); }
  66% { transform: translate(-10px, 20px) scale(0.97); }
}

/* ══════════════════════════════════════════════════
   RESPONSIVE UPDATES
   ══════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .profile-panel { width: 100vw; }
  .pp-stats-row { grid-template-columns: 1fr 1fr; }
  .nav-avatar { width: 32px; height: 32px; font-size: 0.65rem; }
}