/* أكاديمية معادن - روابي */
:root {
  --navy: #0d2137;
  --navy2: #14314f;
  --gold: #c9a227;
  --gold-light: #e8c95a;
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1c2733;
  --muted: #64748b;
  --green: #16a34a;
  --red: #dc2626;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(13, 33, 55, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", Tahoma, "Noto Kufi Arabic", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

/* ===== Header ===== */
header {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 60%, #1a4066 100%);
  color: #fff;
  padding: 28px 20px 20px;
  text-align: center;
}
header h1 { font-size: 1.6rem; letter-spacing: 0.5px; }
header h1 .gold { color: var(--gold-light); }
header p.sub { color: #b8c7d9; font-size: 0.95rem; margin-top: 4px; }

.hero-stats {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 18px;
}
.stat {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 10px 22px; min-width: 130px;
}
.stat .num { font-size: 1.5rem; font-weight: 700; color: var(--gold-light); }
.stat .lbl { font-size: 0.78rem; color: #b8c7d9; }

.progress-wrap { max-width: 640px; margin: 18px auto 0; }
.progress-bar {
  background: rgba(255,255,255,0.15); border-radius: 99px; height: 14px; overflow: hidden;
}
.progress-fill {
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  height: 100%; width: 0%; border-radius: 99px; transition: width 0.6s ease;
}
.progress-lbl { font-size: 0.8rem; color: #b8c7d9; margin-top: 6px; }

/* ===== Nav ===== */
nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--card);
  box-shadow: var(--shadow);
  display: flex; justify-content: center; gap: 4px;
  padding: 8px 10px; flex-wrap: wrap;
}
nav button {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 0.92rem; font-weight: 600;
  color: var(--muted); padding: 9px 16px; border-radius: 10px;
  transition: all 0.2s;
}
nav button:hover { background: var(--bg); color: var(--navy); }
nav button.active { background: var(--navy); color: #fff; }

/* ===== Layout ===== */
main { max-width: 1050px; margin: 0 auto; padding: 24px 16px 80px; }
.tab { display: none; }
.tab.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.card {
  background: var(--card); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 22px; margin-bottom: 18px;
  border: 1px solid var(--border);
}

h2.section-title {
  font-size: 1.25rem; color: var(--navy); margin: 8px 0 16px;
  display: flex; align-items: center; gap: 8px;
}

/* ===== Day cards ===== */
.week-label {
  font-weight: 700; color: var(--gold); font-size: 0.9rem;
  margin: 22px 4px 10px; text-transform: uppercase; letter-spacing: 1px;
}
.day-card { cursor: pointer; }
.day-head { display: flex; align-items: center; gap: 14px; }
.day-num {
  background: var(--navy); color: var(--gold-light);
  min-width: 52px; height: 52px; border-radius: 12px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.1rem; line-height: 1.1;
}
.day-num small { font-size: 0.6rem; color: #b8c7d9; font-weight: 400; }
.day-card.done .day-num { background: var(--green); color: #fff; }
.day-title { flex: 1; }
.day-title h3 { font-size: 1.05rem; color: var(--navy); }
.day-title p { font-size: 0.85rem; color: var(--muted); }
.day-badge {
  font-size: 0.75rem; padding: 4px 12px; border-radius: 99px;
  background: var(--bg); color: var(--muted); white-space: nowrap;
}
.day-card.done .day-badge { background: #dcfce7; color: var(--green); }

.day-body { display: none; margin-top: 18px; border-top: 1px solid var(--border); padding-top: 16px; cursor: auto; }
.day-card.open .day-body { display: block; }

.day-body h4 { color: var(--navy); font-size: 0.95rem; margin: 14px 0 8px; display: flex; align-items: center; gap: 6px; }
.day-body ul.topics { padding-right: 20px; }
.day-body ul.topics li { margin-bottom: 5px; font-size: 0.92rem; }

.res-links { display: flex; flex-wrap: wrap; gap: 8px; }
.res-links a {
  background: var(--bg); border: 1px solid var(--border);
  padding: 6px 14px; border-radius: 99px; font-size: 0.82rem;
  color: var(--navy2); text-decoration: none; transition: all 0.2s;
}
.res-links a:hover { background: var(--navy); color: #fff; }

.ex-list { list-style: none; }
.ex-list li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 7px 0; font-size: 0.92rem;
}
.ex-list input[type="checkbox"] {
  width: 19px; height: 19px; margin-top: 3px; accent-color: var(--green); cursor: pointer; flex-shrink: 0;
}
.ex-list li.checked span { text-decoration: line-through; color: var(--muted); }

.deliverable {
  background: #fffbeb; border: 1px solid #fde68a; border-radius: 10px;
  padding: 10px 14px; font-size: 0.9rem; margin-top: 12px;
}
.deliverable strong { color: #92400e; }

.mark-done {
  margin-top: 14px; border: none; cursor: pointer; font-family: inherit;
  background: var(--navy); color: #fff; font-weight: 600;
  padding: 10px 26px; border-radius: 10px; font-size: 0.9rem; transition: all 0.2s;
}
.mark-done:hover { background: var(--navy2); }
.day-card.done .mark-done { background: var(--green); }

/* ===== Quizzes ===== */
.quiz-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.quiz-tile { text-align: center; cursor: pointer; transition: transform 0.15s; }
.quiz-tile:hover { transform: translateY(-3px); }
.quiz-tile .icon { font-size: 2rem; }
.quiz-tile h3 { color: var(--navy); font-size: 1rem; margin: 8px 0 4px; }
.quiz-tile .score { font-size: 0.85rem; color: var(--muted); }
.quiz-tile .score.pass { color: var(--green); font-weight: 700; }
.quiz-tile .score.fail { color: var(--red); font-weight: 700; }

.q-progress { font-size: 0.85rem; color: var(--muted); margin-bottom: 10px; }
.q-text { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 16px; }
.q-opts { display: flex; flex-direction: column; gap: 10px; }
.q-opt {
  border: 2px solid var(--border); border-radius: 10px; padding: 12px 16px;
  cursor: pointer; font-size: 0.93rem; background: var(--card); text-align: right;
  font-family: inherit; transition: all 0.15s; width: 100%;
}
.q-opt:hover { border-color: var(--navy); }
.q-opt.correct { border-color: var(--green); background: #f0fdf4; }
.q-opt.wrong { border-color: var(--red); background: #fef2f2; }
.q-exp {
  display: none; background: #eff6ff; border: 1px solid #bfdbfe;
  border-radius: 10px; padding: 12px 14px; margin-top: 14px; font-size: 0.9rem;
}
.q-next {
  margin-top: 16px; display: none;
  background: var(--gold); color: var(--navy); border: none; cursor: pointer;
  font-family: inherit; font-weight: 700; padding: 10px 30px; border-radius: 10px; font-size: 0.95rem;
}
.quiz-result { text-align: center; padding: 30px 20px; }
.quiz-result .big { font-size: 3rem; }
.quiz-result h3 { color: var(--navy); font-size: 1.4rem; margin: 10px 0; }

/* ===== Cheats ===== */
.cheat-block table { width: 100%; border-collapse: collapse; }
.cheat-block td {
  padding: 9px 12px; border-bottom: 1px solid var(--border);
  font-size: 0.88rem; vertical-align: top;
}
.cheat-block td:first-child { font-weight: 600; color: var(--navy); white-space: nowrap; width: 34%; }
.cheat-block td:last-child { direction: ltr; text-align: left; font-family: Consolas, monospace; font-size: 0.82rem; color: #334155; }
.cheat-block td.ar-desc { direction: rtl; text-align: right; font-family: inherit; }

/* ===== PAP guide ===== */
.flow { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: center; margin: 18px 0; }
.flow .step {
  background: var(--navy); color: #fff; padding: 10px 16px; border-radius: 10px;
  font-size: 0.85rem; text-align: center; min-width: 110px;
}
.flow .step small { display: block; color: var(--gold-light); font-size: 0.7rem; }
.flow .arrow { color: var(--gold); font-size: 1.3rem; font-weight: 700; }
.flow .step.byproduct { background: #64748b; }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.info-grid .card { margin-bottom: 0; }
.info-grid h3 { color: var(--navy); font-size: 0.98rem; margin-bottom: 8px; }
.info-grid p, .info-grid li { font-size: 0.89rem; }
.info-grid ul { padding-right: 18px; }

.callout {
  background: #fffbeb; border-right: 4px solid var(--gold);
  border-radius: 10px; padding: 14px 18px; margin: 16px 0; font-size: 0.92rem;
}

footer { text-align: center; color: var(--muted); font-size: 0.8rem; padding: 20px; }

@media (max-width: 600px) {
  header h1 { font-size: 1.2rem; }
  .stat { min-width: 100px; padding: 8px 14px; }
  nav button { padding: 8px 10px; font-size: 0.82rem; }
}