/* ============================================================
   AHA High School Digital Safety — Track 1 (Grades 9-10)
   Design: Mature, respectful, peer-voiced. Not kid-colored.
   Palette: Deep navy + electric blue + amber + slate
   ============================================================ */

@import url('fonts/fonts.css');

:root {
  --navy:        #0f1f3d;
  --navy-mid:    #1e2d4f;
  --navy-light:  #2a3f6f;
  --blue:        #3b82f6;
  --blue-light:  #eff6ff;
  --blue-mid:    #dbeafe;
  --amber:       #f59e0b;
  --amber-light: #fffbeb;
  --amber-dark:  #b45309;
  --red:         #ef4444;
  --red-light:   #fef2f2;
  --green:       #10b981;
  --green-light: #ecfdf5;
  --slate:       #64748b;
  --slate-light: #f1f5f9;
  --white:       #ffffff;
  --text:        #1e293b;
  --text-mid:    #475569;
  --text-muted:  #94a3b8;
  --border:      #e2e8f0;

  --radius:   8px;
  --radius-lg:14px;
  --radius-xl:20px;
  --font:    'Nunito', system-ui, sans-serif;
  --shadow:   0 2px 12px rgba(15,31,61,.10);
  --shadow-md:0 4px 24px rgba(15,31,61,.14);
  --sidebar-w:260px;
  --header-h: 60px;
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:16px; scroll-behavior:smooth; }
body { font-family:var(--font); color:var(--text); background:var(--slate-light); line-height:1.65; }
a { color:var(--blue); }
img { max-width:100%; }
button { cursor:pointer; font-family:var(--font); }

/* ── Layout ── */
.course-layout { display:flex; min-height:100vh; }

.sidebar {
  width:var(--sidebar-w); background:var(--navy);
  position:fixed; top:0; left:0; bottom:0;
  overflow-y:auto; z-index:200;
  transition:transform 0.28s ease;
}
.sidebar-logo { padding:20px 20px 14px; border-bottom:1px solid rgba(255,255,255,.1); }
.sidebar-logo-text { font-size:12px; font-weight:800; letter-spacing:.1em; text-transform:uppercase; color:var(--amber); }
.sidebar-logo-sub { font-size:11px; color:rgba(255,255,255,.4); margin-top:3px; }
.sidebar-track { font-size:10px; font-weight:800; letter-spacing:.12em; text-transform:uppercase; color:var(--blue); margin-top:6px; }

.sidebar-modules { padding:10px 0 24px; }
.sidebar-item {
  display:flex; align-items:center; gap:10px;
  padding:10px 18px; text-decoration:none;
  color:rgba(255,255,255,.6); font-size:13px; font-weight:600;
  border-left:3px solid transparent; transition:all .2s;
}
.sidebar-item:hover { background:rgba(255,255,255,.06); color:white; }
.sidebar-item.active { background:rgba(59,130,246,.15); color:var(--blue); border-left-color:var(--blue); }
.sidebar-item.done { color:var(--green); }
.sidebar-item .si-num {
  width:24px; height:24px; border-radius:50%;
  background:rgba(255,255,255,.1);
  display:flex; align-items:center; justify-content:center;
  font-size:11px; font-weight:800; flex-shrink:0;
}
.sidebar-item.active .si-num { background:var(--blue); color:white; }
.sidebar-item.done .si-num { background:var(--green); color:white; }

.main-wrap { margin-left:var(--sidebar-w); flex:1; display:flex; flex-direction:column; min-height:100vh; }

.top-bar {
  position:sticky; top:0; z-index:100;
  background:var(--white); border-bottom:1px solid var(--border);
  height:var(--header-h); display:flex; align-items:center; gap:14px;
  padding:0 24px; box-shadow:var(--shadow);
}
.menu-btn { display:none; background:none; border:none; font-size:20px; color:var(--navy); padding:8px; border-radius:6px; }
.top-bar-title { font-weight:700; font-size:14px; color:var(--navy); flex:1; }
.progress-bar-wrap { width:120px; }
.progress-bar-bg { background:var(--border); border-radius:99px; height:6px; }
.progress-bar-fill { background:var(--blue); border-radius:99px; height:6px; transition:width .4s ease; }
.progress-label { font-size:10px; font-weight:700; color:var(--text-muted); margin-top:3px; text-align:right; }

.content-area { flex:1; padding:28px 32px 60px; max-width:840px; }

/* ── Module Hero ── */
.module-hero {
  background:linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, var(--navy-light) 100%);
  border-radius:var(--radius-xl); padding:36px 40px 28px;
  margin-bottom:24px; color:white; position:relative; overflow:hidden;
}
.module-hero::before {
  content:''; position:absolute; top:-80px; right:-80px;
  width:280px; height:280px; border-radius:50%;
  background:rgba(59,130,246,.08);
}
.hero-eyebrow { font-size:11px; font-weight:800; letter-spacing:.18em; text-transform:uppercase; color:var(--blue); margin-bottom:10px; }
.hero-title { font-size:clamp(22px,3.5vw,34px); font-weight:900; line-height:1.2; margin-bottom:10px; }
.hero-sub { font-size:15px; color:rgba(255,255,255,.72); max-width:520px; line-height:1.6; margin-bottom:24px; }
.hero-badges { display:flex; gap:8px; flex-wrap:wrap; }
.hero-badge { background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.18); border-radius:6px; padding:5px 14px; font-size:11px; font-weight:700; color:rgba(255,255,255,.85); }

/* ── Video/Image Placeholders ── */
.media-placeholder {
  background:linear-gradient(135deg,#1e293b,#334155);
  border-radius:var(--radius-lg); overflow:hidden;
  margin-bottom:20px; position:relative;
  display:flex; align-items:center; justify-content:center;
  min-height:200px; text-align:center; padding:24px;
}
.media-placeholder video,
.media-placeholder img { width:100%; display:block; border-radius:var(--radius-lg); }
.placeholder-label { color:rgba(255,255,255,.4); font-size:12px; font-style:italic; }

/* ── Content Cards ── */
.content-card {
  background:var(--white); border-radius:var(--radius-lg);
  padding:28px 32px; margin-bottom:20px;
  box-shadow:var(--shadow); border:1px solid var(--border);
}
.content-card h2 { font-size:20px; font-weight:800; color:var(--navy); margin-bottom:10px; }
.content-card p { font-size:15px; color:var(--text-mid); line-height:1.75; margin-bottom:10px; }
.content-card h3 { font-size:16px; font-weight:800; color:var(--navy); margin:18px 0 8px; }

.section-label { font-size:10px; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--blue); margin-bottom:6px; }

/* ── Stat callouts ── */
.stat-row { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin:16px 0; }
.stat-card { background:var(--blue-light); border:1.5px solid var(--blue-mid); border-radius:var(--radius-lg); padding:16px; text-align:center; }
.stat-num { font-size:28px; font-weight:900; color:var(--blue); line-height:1; margin-bottom:4px; }
.stat-label { font-size:12px; color:var(--text-mid); font-weight:600; line-height:1.4; }
.stat-card.warn { background:var(--red-light); border-color:#fca5a5; }
.stat-card.warn .stat-num { color:var(--red); }
.stat-card.good { background:var(--green-light); border-color:#6ee7b7; }
.stat-card.good .stat-num { color:var(--green); }
.stat-card.amber { background:var(--amber-light); border-color:#fcd34d; }
.stat-card.amber .stat-num { color:var(--amber-dark); }

/* ── Alert/crisis box ── */
.crisis-box {
  background:var(--navy); color:white;
  border-radius:var(--radius-lg); padding:24px 28px; margin:16px 0;
}
.crisis-box-label { font-size:10px; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--amber); margin-bottom:8px; }
.crisis-box h3 { font-size:18px; font-weight:800; margin-bottom:12px; }
.crisis-box p { font-size:14px; color:rgba(255,255,255,.75); line-height:1.65; margin-bottom:8px; }
.crisis-resource { display:flex; gap:12px; align-items:flex-start; padding:10px 0; border-bottom:1px solid rgba(255,255,255,.1); }
.crisis-resource:last-child { border-bottom:none; }
.crisis-resource-name { font-weight:800; font-size:14px; color:var(--amber); }
.crisis-resource-detail { font-size:13px; color:rgba(255,255,255,.65); }

/* ── Warning box ── */
.warning-box { background:var(--red-light); border-left:4px solid var(--red); border-radius:0 var(--radius-lg) var(--radius-lg) 0; padding:16px 20px; margin:12px 0; }
.warning-box p { font-size:14px; color:#7f1d1d; line-height:1.65; margin:0; }
.info-box { background:var(--blue-light); border-left:4px solid var(--blue); border-radius:0 var(--radius-lg) var(--radius-lg) 0; padding:16px 20px; margin:12px 0; }
.info-box p { font-size:14px; color:#1e3a8a; line-height:1.65; margin:0; }
.amber-box { background:var(--amber-light); border-left:4px solid var(--amber); border-radius:0 var(--radius-lg) var(--radius-lg) 0; padding:16px 20px; margin:12px 0; }
.amber-box p { font-size:14px; color:#78350f; line-height:1.65; margin:0; }

/* ── Tab nav ── */
.tab-nav { display:flex; gap:4px; flex-wrap:wrap; margin-top:20px; }
.tab-btn {
  padding:8px 18px; background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2); border-radius:6px;
  font-size:12px; font-weight:700; color:rgba(255,255,255,.7);
  cursor:pointer; transition:all .2s; font-family:var(--font);
}
.tab-btn:hover { background:rgba(255,255,255,.18); color:white; }
.tab-btn.active { background:var(--blue); border-color:var(--blue); color:white; }
.tab-panel { display:none; }
.tab-panel.active { display:block; }

/* ── Activities ── */
.activity-card { background:var(--white); border-radius:var(--radius-lg); padding:24px 28px; margin-bottom:20px; box-shadow:var(--shadow); border:1px solid var(--border); }
.activity-label { font-size:10px; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--blue); margin-bottom:4px; }
.activity-title { font-size:18px; font-weight:800; color:var(--navy); margin-bottom:8px; }
.activity-desc { font-size:14px; color:var(--text-mid); margin-bottom:16px; line-height:1.65; }

/* Scenario cards */
.scenario-grid { display:flex; flex-direction:column; gap:10px; }
.scenario-card {
  border:2px solid var(--border); border-radius:var(--radius-lg);
  padding:16px 20px; cursor:pointer; transition:all .22s;
  background:var(--white);
}
.scenario-card:hover { border-color:var(--blue); box-shadow:var(--shadow); }
.scenario-card.revealed-good { background:var(--green-light); border-color:var(--green); }
.scenario-card.revealed-warn { background:var(--amber-light); border-color:var(--amber); }
.scenario-card.revealed-bad { background:var(--red-light); border-color:var(--red); }
.scenario-prompt { font-size:14px; font-weight:600; color:var(--text); margin-bottom:6px; }
.scenario-result { font-size:13px; line-height:1.6; display:none; margin-top:8px; padding-top:8px; border-top:1px solid var(--border); }
.scenario-card.revealed-good .scenario-result,
.scenario-card.revealed-warn .scenario-result,
.scenario-card.revealed-bad .scenario-result { display:block; }

/* Checklist */
.check-list { list-style:none; display:flex; flex-direction:column; gap:8px; }
.check-list li { display:flex; gap:10px; align-items:flex-start; font-size:14px; color:var(--text-mid); line-height:1.6; }
.check-list li::before { content:'✓'; color:var(--green); font-weight:800; flex-shrink:0; margin-top:1px; }
.x-list { list-style:none; display:flex; flex-direction:column; gap:8px; }
.x-list li { display:flex; gap:10px; align-items:flex-start; font-size:14px; color:var(--text-mid); line-height:1.6; }
.x-list li::before { content:'✕'; color:var(--red); font-weight:800; flex-shrink:0; margin-top:1px; }

/* Data audit interactive */
.data-item { display:flex; justify-content:space-between; align-items:center; padding:10px 14px; border-radius:var(--radius); border:1px solid var(--border); margin-bottom:8px; background:var(--white); font-size:14px; }
.data-item-label { font-weight:600; color:var(--text); }
.data-value { font-weight:800; color:var(--blue); }

/* ── Quiz ── */
.quiz-wrap { background:var(--white); border-radius:var(--radius-lg); padding:24px 28px; margin-bottom:20px; box-shadow:var(--shadow); border:1px solid var(--border); }
.quiz-label { font-size:10px; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--blue); margin-bottom:4px; }
.quiz-title { font-size:18px; font-weight:800; color:var(--navy); margin-bottom:4px; }
.quiz-subtitle { font-size:13px; color:var(--text-muted); margin-bottom:20px; }
.quiz-progress { display:flex; gap:4px; margin-bottom:18px; }
.quiz-pip { height:4px; border-radius:99px; flex:1; background:var(--border); }
.quiz-pip.done { background:var(--blue); }
.quiz-pip.active { background:var(--amber); }
.quiz-q-num { font-size:11px; font-weight:700; color:var(--text-muted); letter-spacing:.06em; margin-bottom:8px; }
.quiz-q-text { font-size:16px; font-weight:700; color:var(--navy); margin-bottom:16px; line-height:1.5; }
.quiz-choices { display:flex; flex-direction:column; gap:8px; }
.quiz-choice {
  padding:13px 16px; background:var(--slate-light);
  border:2px solid var(--border); border-radius:var(--radius-lg);
  font-size:14px; font-weight:600; color:var(--text);
  text-align:left; cursor:pointer; transition:all .18s; font-family:var(--font);
}
.quiz-choice:hover:not(:disabled) { border-color:var(--blue); background:var(--blue-light); transform:translateX(3px); }
.quiz-choice.correct { background:var(--green-light); border-color:var(--green); color:#064e3b; }
.quiz-choice.wrong { background:var(--red-light); border-color:var(--red); color:#7f1d1d; }
.quiz-choice:disabled { cursor:default; }
.quiz-feedback { margin-top:14px; padding:12px 16px; border-radius:var(--radius); font-size:14px; font-weight:600; display:none; line-height:1.6; }
.quiz-feedback.show { display:block; }
.quiz-feedback.correct-fb { background:var(--green-light); color:#064e3b; }
.quiz-feedback.wrong-fb { background:var(--red-light); color:#7f1d1d; }
.quiz-next-btn { margin-top:14px; padding:11px 28px; background:var(--blue); color:white; border:none; border-radius:99px; font-size:14px; font-weight:700; cursor:pointer; display:none; transition:all .2s; font-family:var(--font); }
.quiz-next-btn:hover { background:#2563eb; }
.quiz-next-btn.show { display:inline-block; }
.quiz-complete { text-align:center; padding:16px 0; }
.quiz-complete-title { font-size:22px; font-weight:800; color:var(--navy); margin-bottom:8px; }
.quiz-score { font-size:36px; font-weight:900; color:var(--blue); margin-bottom:8px; }
.quiz-complete-msg { font-size:15px; color:var(--text-mid); margin-bottom:20px; }
.retry-btn { padding:10px 24px; background:var(--white); border:2px solid var(--blue); border-radius:99px; font-size:13px; font-weight:700; color:var(--blue); cursor:pointer; font-family:var(--font); }
.retry-btn:hover { background:var(--blue-light); }

/* ── Module nav ── */
.module-nav-bar { display:flex; gap:10px; margin-top:16px; flex-wrap:wrap; }
.btn { padding:12px 24px; border-radius:99px; font-size:14px; font-weight:700; border:2px solid transparent; cursor:pointer; text-decoration:none; display:inline-block; font-family:var(--font); transition:all .2s; }
.btn-blue { background:var(--blue); color:white; border-color:var(--blue); }
.btn-blue:hover { background:#2563eb; transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-outline { background:white; color:var(--navy); border-color:var(--border); }
.btn-outline:hover { border-color:var(--navy); }
.btn-amber { background:var(--amber); color:var(--navy); border-color:var(--amber); }
.btn-amber:hover { background:#d97706; transform:translateY(-2px); }
.btn-dim { background:var(--slate-light); color:var(--text-muted); border-color:var(--border); cursor:default; }

/* ── Index / Landing ── */
.landing-hero {
  background:linear-gradient(150deg, #090f1f 0%, #0f1f3d 40%, #1a3066 100%);
  min-height:460px; display:grid; grid-template-columns:1fr 1fr;
  align-items:center; padding:60px 8vw 0; position:relative; overflow:hidden;
}
.landing-hero::after { content:''; position:absolute; bottom:0; left:0; right:0; height:80px; background:linear-gradient(to bottom, transparent, var(--slate-light)); }
.hero-content { position:relative; z-index:2; padding-bottom:48px; padding-right:24px; }
.hero-tag { font-size:10px; font-weight:800; letter-spacing:.2em; text-transform:uppercase; color:var(--blue); margin-bottom:14px; }
.hero-h1 { font-size:clamp(28px,4vw,48px); font-weight:900; color:white; line-height:1.15; margin-bottom:16px; }
.hero-p { font-size:16px; color:rgba(255,255,255,.72); line-height:1.7; margin-bottom:28px; max-width:440px; }
.hero-pills { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:28px; }
.hero-pill { background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.2); border-radius:6px; padding:7px 16px; font-size:12px; font-weight:700; color:rgba(255,255,255,.85); }
.hero-media { position:relative; height:460px; overflow:hidden; }
.hero-media video, .hero-media img { position:absolute; bottom:0; right:0; height:100%; width:auto; object-fit:contain; }

.landing-content { max-width:900px; margin:0 auto; padding:52px 8vw 80px; }
.module-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin:24px 0; }
.module-card { background:var(--white); border:1.5px solid var(--border); border-radius:var(--radius-lg); padding:20px; transition:all .22s; cursor:pointer; text-decoration:none; display:block; }
.module-card:hover { border-color:var(--blue); box-shadow:var(--shadow-md); transform:translateY(-3px); }
.mc-num { font-size:10px; font-weight:800; letter-spacing:.12em; text-transform:uppercase; color:var(--text-muted); margin-bottom:6px; }
.mc-icon { font-size:28px; margin-bottom:8px; }
.mc-title { font-size:14px; font-weight:800; color:var(--navy); line-height:1.3; }
.mc-sub { font-size:12px; color:var(--text-muted); margin-top:4px; }

/* ── Certificate ── */
.cert-page { min-height:100vh; background:var(--slate-light); display:flex; flex-direction:column; align-items:center; justify-content:center; padding:40px 16px; }
.cert-wrap { background:white; border:4px solid var(--navy); border-radius:var(--radius-xl); padding:52px 48px; max-width:680px; width:100%; text-align:center; box-shadow:var(--shadow-md); position:relative; }
.cert-wrap::before { content:''; position:absolute; inset:10px; border:1.5px solid var(--amber); border-radius:16px; pointer-events:none; }
.cert-label { font-size:10px; font-weight:800; letter-spacing:.22em; text-transform:uppercase; color:var(--navy); margin-bottom:8px; }
.cert-title { font-size:32px; font-weight:900; color:var(--navy); margin-bottom:6px; }
.cert-track { font-size:14px; color:var(--blue); font-weight:700; margin-bottom:20px; }
.cert-name-input { border:none; border-bottom:2.5px solid var(--navy); padding:6px 4px; font-size:26px; font-weight:900; font-family:var(--font); color:var(--navy); text-align:center; background:transparent; width:100%; max-width:380px; outline:none; margin-bottom:20px; }
.cert-sig-row { display:flex; gap:48px; justify-content:center; margin-top:28px; }
.cert-sig-col { text-align:center; }
.cert-sig-font { font-family:'Pinyon Script', cursive; font-size:44px; color:#1a3a6b; line-height:1.1; margin-bottom:4px; }
.cert-sig-name { font-size:12px; font-weight:800; color:var(--navy); border-top:1.5px solid var(--border); padding-top:6px; }
.cert-sig-title { font-size:10px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.06em; }

/* ── Parent notice ── */
.pn-hero { background:linear-gradient(135deg,#090f1f,#0f1f3d); padding:56px 8vw 48px; color:white; }
.pn-tag { font-size:10px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--amber);margin-bottom:10px; }
.pn-h1 { font-size:clamp(24px,3.5vw,38px);font-weight:900;margin-bottom:12px; }
.pn-sub { font-size:15px;color:rgba(255,255,255,.72);max-width:540px;line-height:1.7; }

/* ── Mobile ── */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);box-shadow:var(--shadow-md);}
  .sidebar.open{transform:translateX(0);}
  .main-wrap{margin-left:0;}
  .menu-btn{display:flex;}
  .content-area{padding:16px 14px 48px;}
  .module-hero{padding:24px 20px 20px;}
  .landing-hero{grid-template-columns:1fr;padding-bottom:24px;}
  .hero-media{display:none;}
  .module-grid{grid-template-columns:1fr 1fr;}
  .stat-row{grid-template-columns:1fr;}
  .cert-wrap{padding:36px 20px;}
  .cert-sig-row{flex-direction:column;gap:20px;}
}
@media(max-width:480px){
  .module-grid{grid-template-columns:1fr;}
  .hero-h1{font-size:26px;}
  .module-nav-bar{flex-direction:column;}
  .quiz-choice{font-size:13px;padding:12px 14px;}
}