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

:root {
  --bg: #0f1629;
  --bg2: #161f3a;
  --bg3: #1e2a4a;
  --card: rgba(255,255,255,0.05);
  --card-border: rgba(255,255,255,0.1);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #60a5fa;
  --accent2: #a78bfa;
  --green: #34d399;
  --red: #f87171;
  --yellow: #fbbf24;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
  --font: 'Cairo', sans-serif;
  --transition: 0.3s ease;
}

body.light-mode {
  --bg: #f0f4ff;
  --bg2: #e2eaff;
  --bg3: #d4e0ff;
  --card: rgba(255,255,255,0.7);
  --card-border: rgba(100,130,220,0.2);
  --text: #1e293b;
  --text-muted: #475569;
  --shadow: 0 8px 32px rgba(60,80,200,0.1);
}

html { scroll-behavior: smooth; }

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

/* =============================================
   LOADING SCREEN
============================================= */
#loadingScreen {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease;
}
#loadingScreen.hidden { opacity: 0; pointer-events: none; }
.loader-wrap { text-align: center; }
.loader-icon {
  font-size: 3rem; color: var(--accent);
  animation: pulse 1s infinite;
  margin-bottom: 1rem;
}
.loader-bar {
  width: 200px; height: 4px;
  background: var(--card-border);
  border-radius: 99px; overflow: hidden;
  margin: 1rem auto;
}
.loader-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px;
  animation: loadFill 1.5s ease forwards;
}
@keyframes loadFill { to { width: 100%; } }
@keyframes pulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.15)} }

/* =============================================
   TOAST
============================================= */
#toastContainer {
  position: fixed; bottom: 5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 8888; display: flex; flex-direction: column; gap: .5rem;
  align-items: center;
}
.toast {
  background: var(--bg3);
  border: 1px solid var(--card-border);
  color: var(--text);
  padding: .75rem 1.5rem;
  border-radius: 50px;
  font-size: .9rem;
  backdrop-filter: blur(10px);
  animation: toastIn .3s ease;
  box-shadow: var(--shadow);
}
.toast.success { border-color: var(--green); color: var(--green); }
.toast.error   { border-color: var(--red);   color: var(--red); }
@keyframes toastIn { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

/* =============================================
   FAB / THEME / HELP
============================================= */
.fab {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 500;
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; font-size: 1.4rem; border: none; cursor: pointer;
  box-shadow: 0 4px 20px rgba(96,165,250,0.5);
  transition: transform var(--transition);
}
.fab:hover { transform: scale(1.1) rotate(90deg); }

.theme-toggle {
  position: fixed; top: 1.5rem; right: 1.5rem; z-index: 500;
  width: 48px; height: 48px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--card-border);
  color: var(--yellow); font-size: 1.2rem; cursor: pointer;
  backdrop-filter: blur(10px); transition: var(--transition);
}
.theme-toggle:hover { transform: scale(1.05); }

.help-btn {
  position: fixed; bottom: 2rem; left: 2rem; z-index: 500;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg3); border: 1px solid var(--card-border);
  color: var(--text-muted); font-size: 1rem; cursor: pointer;
  transition: var(--transition);
}
.help-btn:hover { color: var(--accent); }

/* =============================================
   CONTAINER / SECTIONS
============================================= */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4rem 0; }
.text-center { text-align: center; }
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem;
}
.section-header h2 { font-size: 1.5rem; font-weight: 700; display: flex; align-items: center; gap: .5rem; }
.section-header h2 i { color: var(--accent); }

/* =============================================
   BUTTONS
============================================= */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; border: none; padding: .7rem 1.5rem;
  border-radius: 50px; font-family: var(--font);
  font-size: .95rem; font-weight: 600; cursor: pointer;
  transition: var(--transition); display: inline-flex; align-items: center; gap: .4rem;
  box-shadow: 0 4px 15px rgba(96,165,250,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(96,165,250,0.5); }

.btn-outline {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent); padding: .6rem 1.3rem;
  border-radius: 50px; font-family: var(--font);
  font-size: .9rem; font-weight: 600; cursor: pointer;
  transition: var(--transition); display: inline-flex; align-items: center; gap: .4rem;
}
.btn-outline:hover { background: var(--accent); color: #fff; }
.btn-outline.danger-btn { color: var(--red); border-color: var(--red); }
.btn-outline.danger-btn:hover { background: var(--red); color: #fff; }

.btn-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--card); border: 1px solid var(--card-border);
  color: var(--text-muted); cursor: pointer; font-size: 1rem;
  display: inline-flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.btn-icon:hover { color: var(--accent); border-color: var(--accent); }

/* =============================================
   HERO
============================================= */
.hero {
  position: relative; min-height: 80vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; padding: 6rem 1.5rem 3rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(96,165,250,0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(167,139,250,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.hero-icon {
  font-size: 4rem; color: var(--accent);
  animation: float 3s ease-in-out infinite;
  margin-bottom: 1rem;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
.hero h1 {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent2), #34d399);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}
.hero p { font-size: 1.1rem; color: var(--text-muted); max-width: 500px; margin: 0 auto 2rem; }

.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem; width: 100%; max-width: 900px;
  margin-top: 3rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.2rem;
  backdrop-filter: blur(10px);
  display: flex; flex-direction: column; align-items: center; gap: .4rem;
  transition: transform var(--transition);
}
.stat-card:hover { transform: translateY(-4px); }
.stat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: #fff;
}
.stat-val { font-size: 1.5rem; font-weight: 700; color: var(--text); }
.stat-label { font-size: .8rem; color: var(--text-muted); }

/* =============================================
   SEMESTER TABS
============================================= */
.semester-tabs {
  display: flex; flex-wrap: wrap; gap: .75rem;
}
.semester-tab {
  padding: .6rem 1.2rem;
  border-radius: 50px;
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font);
  font-size: .9rem;
  transition: var(--transition);
  display: flex; align-items: center; gap: .4rem;
}
.semester-tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-color: transparent; color: #fff;
}
.semester-tab .del-sem {
  width: 18px; height: 18px; border-radius: 50%;
  background: rgba(255,255,255,0.2);
  border: none; color: #fff; cursor: pointer;
  font-size: .7rem; display: flex; align-items: center; justify-content: center;
}

/* =============================================
   MODULE CARDS
============================================= */
.modules-grid { display: flex; flex-direction: column; gap: 1rem; }
.header-actions { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.search-wrap {
  display: flex; align-items: center; gap: .5rem;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 50px; padding: .4rem 1rem;
}
.search-wrap i { color: var(--text-muted); font-size: .9rem; }
.search-wrap input {
  background: none; border: none; outline: none;
  color: var(--text); font-family: var(--font); font-size: .9rem;
  width: 120px;
}

.module-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(10px);
  display: grid;
  grid-template-columns: 1fr 100px 100px 100px 100px 120px auto;
  align-items: center; gap: 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: slideIn .3s ease;
}
@keyframes slideIn { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
.module-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.module-card .col-header {
  font-size: .75rem; color: var(--text-muted); text-align: center; font-weight: 600;
}
.mod-label { font-size: .75rem; color: var(--text-muted); margin-bottom: .3rem; display: block; text-align: center; }

.module-card input[type="text"],
.module-card input[type="number"] {
  width: 100%; background: var(--bg3);
  border: 1px solid var(--card-border);
  border-radius: 10px; padding: .5rem .75rem;
  color: var(--text); font-family: var(--font);
  font-size: .95rem; text-align: center;
  outline: none; transition: border-color var(--transition);
}
.module-card input:focus { border-color: var(--accent); }
.module-card input[type="text"] { text-align: right; }

.module-avg {
  text-align: center; font-size: 1.2rem; font-weight: 700;
  transition: color var(--transition);
}
.module-avg.pass { color: var(--green); }
.module-avg.fail { color: var(--red); }

.card-actions { display: flex; gap: .4rem; justify-content: center; }
.card-action-btn {
  width: 32px; height: 32px; border-radius: 8px;
  border: none; cursor: pointer; font-size: .85rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.card-action-btn.dup { background: rgba(96,165,250,0.1); color: var(--accent); }
.card-action-btn.del { background: rgba(248,113,113,0.1); color: var(--red); }
.card-action-btn:hover { opacity: .8; transform: scale(1.1); }

/* Module list header row */
.modules-header {
  display: grid;
  grid-template-columns: 1fr 100px 100px 100px 100px 120px auto;
  gap: 1rem; padding: .5rem 1.5rem;
  font-size: .8rem; color: var(--text-muted); font-weight: 600;
}
.modules-header span { text-align: center; }
.modules-header span:first-child { text-align: right; }

/* =============================================
   RESULTS
============================================= */
.results-section { background: var(--bg2); }
.results-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 3rem; align-items: center; margin-top: 2rem;
}
.result-main { display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.circular-chart-wrap { position: relative; width: 200px; height: 200px; }
.circular-svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.circle-bg { fill: none; stroke: var(--card-border); stroke-width: 12; }
.circle-fill {
  fill: none;
  stroke: url(#gradCircle);
  stroke-width: 12;
  stroke-linecap: round;
  stroke-dasharray: 502;
  stroke-dashoffset: 502;
  transition: stroke-dashoffset 1s ease;
}
.circle-center {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.gpa-number { font-size: 2.5rem; font-weight: 900; color: var(--accent); }
.gpa-max { font-size: .8rem; color: var(--text-muted); }

.save-history-btn { width: 100%; justify-content: center; }

.reaction-box {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1.5rem;
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}
.reaction-emoji { font-size: 3rem; flex-shrink: 0; }
.reaction-box p { font-size: 1rem; color: var(--text-muted); }

.mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: 1.5rem; }
.mini-stat {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 12px; padding: .9rem; text-align: center;
  backdrop-filter: blur(10px);
}
.mini-stat.passed { border-color: rgba(52,211,153,0.3); }
.mini-stat.failed  { border-color: rgba(248,113,113,0.3); }
.ms-label { display: block; font-size: .75rem; color: var(--text-muted); margin-bottom: .3rem; }
.ms-val { font-size: 1.2rem; font-weight: 700; color: var(--text); }
.mini-stat.passed .ms-val { color: var(--green); }
.mini-stat.failed  .ms-val { color: var(--red); }

.progress-wrap { }
.progress-label { display: flex; justify-content: space-between; font-size: .85rem; color: var(--text-muted); margin-bottom: .5rem; }
.progress-bar {
  height: 10px; border-radius: 99px;
  background: var(--card-border); overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 99px; width: 0;
  transition: width 1s ease;
}

/* =============================================
   QUOTE
============================================= */
.quote-section { text-align: center; }
.motivational-quote {
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  font-weight: 700; color: var(--accent2);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.quote-nav { display: flex; align-items: center; justify-content: center; gap: 1rem; }
.quote-nav button {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--card-border); background: var(--card);
  color: var(--text-muted); cursor: pointer; font-size: 1rem;
  transition: var(--transition);
}
.quote-nav button:hover { color: var(--accent); border-color: var(--accent); }
.section-label { font-size: .85rem; color: var(--text-muted); }

/* =============================================
   NOTES
============================================= */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.note-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1.25rem;
  backdrop-filter: blur(10px);
  animation: slideIn .3s ease;
}
.note-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: .5rem; }
.note-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }
.note-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 1rem; padding-top: .75rem;
  border-top: 1px solid var(--card-border);
}
.note-date { font-size: .75rem; color: var(--text-muted); }
.note-actions { display: flex; gap: .4rem; }

.empty-state {
  text-align: center; padding: 3rem; color: var(--text-muted);
  grid-column: 1 / -1;
}
.empty-state i { font-size: 3rem; margin-bottom: 1rem; display: block; opacity: .4; }

/* =============================================
   HISTORY
============================================= */
.history-list { display: flex; flex-direction: column; gap: .75rem; }
.history-item {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 1rem 1.5rem;
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
  animation: slideIn .3s ease;
}
.history-info h4 { font-size: 1rem; font-weight: 700; margin-bottom: .25rem; }
.history-info p { font-size: .8rem; color: var(--text-muted); }
.history-gpa { font-size: 1.8rem; font-weight: 900; color: var(--accent); }
.history-actions { display: flex; gap: .5rem; }

/* =============================================
   EXPORT
============================================= */
.export-section { background: var(--bg2); }
.export-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem; margin-top: 2rem;
}
.export-btn {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 2rem 1rem;
  cursor: pointer; font-family: var(--font);
  color: var(--text); display: flex; flex-direction: column;
  align-items: center; gap: .75rem;
  transition: var(--transition); backdrop-filter: blur(10px);
}
.export-btn:hover { transform: translateY(-4px); border-color: var(--accent); color: var(--accent); }
.export-btn i { font-size: 1.8rem; }
.export-btn span { font-size: .9rem; font-weight: 600; }

/* =============================================
   FOOTER
============================================= */
.site-footer { background: var(--bg2); border-top: 1px solid var(--card-border); padding: 4rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-bottom: 3rem; }
.footer-col h3 { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; color: var(--accent); display: flex; align-items: center; gap: .4rem; }
.footer-col p, .footer-col ul { font-size: .9rem; color: var(--text-muted); line-height: 1.8; }
.footer-col ul { list-style: none; }
.social-links { display: flex; gap: .75rem; flex-wrap: wrap; }
.social-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--card); border: 1px solid var(--card-border);
  color: var(--text-muted); display: flex; align-items: center; justify-content: center;
  font-size: 1rem; text-decoration: none;
  transition: var(--transition);
}
.social-icon:hover { color: var(--accent); border-color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--card-border); padding-top: 1.5rem; text-align: center; color: var(--text-muted); font-size: .85rem; }

/* =============================================
   MODALS
============================================= */
.modal-overlay {
  position: fixed; inset: 0; z-index: 700;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
  padding: 1rem;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg2); border: 1px solid var(--card-border);
  border-radius: 20px; padding: 2rem;
  width: 100%; max-width: 440px;
  transform: translateY(20px); transition: transform var(--transition);
  box-shadow: var(--shadow);
}
.modal-overlay.open .modal { transform: translateY(0); }
.wide-modal { max-width: 600px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.5rem;
}
.modal-header h3 { font-size: 1.2rem; font-weight: 700; }
.modal-header button {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--card); border: 1px solid var(--card-border);
  color: var(--text-muted); cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
}
.modal-body label { display: block; font-size: .85rem; color: var(--text-muted); margin-bottom: .4rem; margin-top: 1rem; }
.modal-body input, .modal-body textarea {
  width: 100%; background: var(--bg3);
  border: 1px solid var(--card-border); border-radius: 10px;
  padding: .7rem 1rem; color: var(--text); font-family: var(--font);
  font-size: .95rem; outline: none;
  transition: border-color var(--transition);
}
.modal-body input:focus, .modal-body textarea:focus { border-color: var(--accent); }
.modal-footer { display: flex; gap: .75rem; margin-top: 1.5rem; justify-content: flex-end; }

/* Help modal */
.help-content { display: flex; flex-direction: column; gap: 1rem; }
.help-step { display: flex; align-items: flex-start; gap: 1rem; }
.step-num {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.help-step p { font-size: .95rem; color: var(--text-muted); line-height: 1.6; }
.help-step code { background: var(--bg3); padding: .1rem .4rem; border-radius: 4px; font-size: .85rem; color: var(--accent); }

/* =============================================
   PRINT
============================================= */
@media print {
  .fab, .theme-toggle, .help-btn, #loadingScreen,
  .header-actions, .card-actions, .history-actions,
  .export-section, .quote-section, .site-footer { display: none !important; }
  body { background: #fff; color: #000; }
  .module-card, .result-main, .mini-stat { border: 1px solid #ccc; }
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 900px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .results-grid { grid-template-columns: 1fr; }
  .export-grid { grid-template-columns: repeat(2, 1fr); }
  .modules-header { display: none; }
  .module-card {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .module-card > div:nth-child(6) { grid-column: 1 / -1; }
  .module-card > div:last-child { grid-column: 1 / -1; justify-content: center; }
}

@media (max-width: 600px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .export-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 5rem; }
  .section-header { flex-direction: column; align-items: flex-start; }

  /* ── Single-line compact module card on mobile ── */
  .module-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.6rem;
    grid-template-columns: unset;
  }
  /* hide labels on mobile – inputs speak for themselves */
  .module-card .mod-label { display: none; }
  /* number badge stays fixed-size */
  .mod-num-cell { flex: 0 0 auto; }
  .mod-number { width: 1.7rem; height: 1.7rem; font-size: .85rem; margin: 0; }
  /* inputs share remaining space equally */
  .module-card > div { flex: 1; min-width: 0; }
  .card-actions { flex: 0 0 auto; }
  .module-card input[type="number"] {
    width: 100%; padding: 0.35rem 0.2rem;
    font-size: .8rem; border-radius: 7px;
  }
  .module-avg { font-size: .95rem; }
  .card-action-btn { width: 28px; height: 28px; font-size: .75rem; }
}

/* SVG gradient defs */
.svg-defs { position: absolute; width: 0; height: 0; }

/* =============================================
   SEO INTRO SECTION
============================================= */
.seo-section { padding: 2rem 0; background: var(--bg2); }
.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.seo-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(10px);
}
.seo-card h2 {
  font-size: 1rem; font-weight: 700;
  color: var(--accent); margin-bottom: .75rem;
  display: flex; align-items: center; gap: .5rem;
}
.seo-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.7; }

/* =============================================
   FAQ SECTION
============================================= */
.faq-section { background: var(--bg2); }
.faq-section h2 {
  font-size: 1.4rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  gap: .5rem; margin-bottom: 2rem;
}
.faq-section h2 i { color: var(--accent); }
.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.faq-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(10px);
  transition: transform var(--transition);
}
.faq-card:hover { transform: translateY(-3px); }
.faq-card h3 { font-size: .95rem; font-weight: 700; color: var(--accent2); margin-bottom: .6rem; }
.faq-card p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

@media (max-width: 900px) {
  .seo-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .faq-grid { grid-template-columns: 1fr; }
}

/* Module number cell */
.mod-num-cell { display: flex; flex-direction: column; align-items: center; justify-content: center; }
.mod-number {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft, rgba(96,165,250,.15));
  border-radius: 50%;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: .2rem;
}