/*
  CFA Retaker's Rescue — Shared Stylesheet
  Built on Bootstrap 5. Can be integrated into pinccourses.org by:
    1. Copying /cfa-rescue/ into the pinccourses.org root
    2. Replacing <nav> in each file with the pinccourses.org nav partial
  ================================================================== */

/* ── Google Font: Inter ──────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Custom Properties ───────────────────────────────────────── */
:root {
  /* Colours */
  --navy:          #0D2137;
  --navy-mid:      #1A3A5C;
  --navy-soft:     #2E5F8A;
  --bg-white:      #FFFFFF;
  --bg-blue:       #EEF5FF;
  --bg-blue-mid:   #D6E8FF;
  --text-primary:  #0D2137;
  --text-secondary:#2E5070;
  --text-muted:    #5A7A96;
  --border:        #C2D6EC;
  --gold:          #A07800;
  --gold-bg:       #FEF8E6;
  --gold-border:   #E0C040;
  --red:           #8B1A1A;
  --red-bg:        #FDECEC;
  --red-border:    #EFA0A0;
  --green:         #0F5C2E;
  --green-bg:      #E6F5EC;
  --green-border:  #80C8A0;

  /* Typography */
  --font-base:    'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-md: 1rem;      /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.375rem;  /* 22px */

  /* Spacing */
  --section-py:    5rem;
  --card-radius:   0.875rem;
  --btn-radius:    0.625rem;
}

/* ── Base ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--font-base);
  font-size: var(--font-size-md);
  color: var(--text-primary);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--navy);
  font-weight: 700;
  line-height: 1.2;
}

p { color: var(--text-secondary); line-height: 1.7; }

a { color: var(--navy-mid); }
a:hover { color: var(--navy); }

/* ── Navigation ──────────────────────────────────────────────────── */
.cfa-navbar {
  background: var(--navy);
  padding: 0.875rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(13,33,55,.18);
}

.cfa-navbar .navbar-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff !important;
  letter-spacing: -.2px;
}

.cfa-navbar .navbar-brand span {
  display: inline-block;
  background: rgba(255,255,255,.15);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
  letter-spacing: .3px;
}

.cfa-navbar .nav-link {
  color: rgba(255,255,255,.82) !important;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.35rem 0.75rem !important;
  border-radius: 6px;
  transition: all .15s;
}

.cfa-navbar .nav-link:hover,
.cfa-navbar .nav-link.active {
  color: #fff !important;
  background: rgba(255,255,255,.12);
}

.cfa-navbar .btn-nav-cta {
  background: #fff;
  color: var(--navy) !important;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.45rem 1.2rem !important;
  border-radius: 6px;
}

.cfa-navbar .btn-nav-cta:hover {
  background: var(--bg-blue-mid);
}

.cfa-navbar .navbar-toggler {
  border: 1px solid rgba(255,255,255,.3);
  padding: 4px 8px;
}
.cfa-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn-cfa-primary {
  background: var(--navy);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 2rem;
  border-radius: var(--btn-radius);
  border: 2px solid var(--navy);
  display: inline-block;
  text-decoration: none;
  transition: all .18s;
  cursor: pointer;
}
.btn-cfa-primary:hover {
  background: #0A1E32;
  border-color: #0A1E32;
  color: #fff;
}

.btn-cfa-outline {
  background: transparent;
  color: var(--navy);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 2rem;
  border-radius: var(--btn-radius);
  border: 2px solid var(--navy);
  display: inline-block;
  text-decoration: none;
  transition: all .18s;
  cursor: pointer;
}
.btn-cfa-outline:hover {
  background: var(--bg-blue);
  color: var(--navy);
}

.btn-cfa-ghost {
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--btn-radius);
  border: 1.5px solid var(--border);
  text-decoration: none;
  transition: all .15s;
  cursor: pointer;
}
.btn-cfa-ghost:hover {
  border-color: var(--navy);
  color: var(--navy);
}

/* Full-width block button */
.btn-cfa-block {
  display: block;
  width: 100%;
  text-align: center;
}

/* ── Section Helpers ─────────────────────────────────────────────── */
.section-white  { background: var(--bg-white); padding: var(--section-py) 0; }
.section-blue   { background: var(--bg-blue);  padding: var(--section-py) 0; }
.section-navy   { background: var(--navy);      padding: var(--section-py) 0; }

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
}

/* ── Badges / Pills ──────────────────────────────────────────────── */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-blue-mid);
  color: var(--navy);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  letter-spacing: .2px;
}

.track-pill {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  text-align: center;
  letter-spacing: .2px;
}
.pill-critical  { background: var(--red-bg);   color: var(--red);   border: 1px solid var(--red-border); }
.pill-sharpen   { background: var(--gold-bg);  color: var(--gold);  border: 1px solid var(--gold-border); }
.pill-maintain  { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-border); }

/* ── Cards ───────────────────────────────────────────────────────── */
.cfa-card {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  height: 100%;
}

.cfa-card-blue {
  background: var(--bg-blue);
  border: 1.5px solid var(--border);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  height: 100%;
}

/* ── Progress Bar ─────────────────────────────────────────────────── */
.cfa-progress-wrap {
  background: var(--bg-blue-mid);
  border-radius: 20px;
  height: 6px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}
.cfa-progress-fill {
  height: 6px;
  border-radius: 20px;
  background: var(--navy);
  transition: width .4s ease;
}
.cfa-progress-fill.critical { background: var(--red); }
.cfa-progress-fill.sharpen  { background: var(--gold); }
.cfa-progress-fill.maintain { background: var(--green); }

/* ── Option Buttons (Survey & Quiz) ──────────────────────────────── */
.opt-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 1rem 1.125rem;
  border: 2px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.625rem;
  cursor: pointer;
  background: #fff;
  text-align: left;
  transition: all .15s;
  font-family: var(--font-base);
}
.opt-btn:hover {
  border-color: var(--navy-soft);
  background: var(--bg-blue);
}
.opt-btn.selected {
  border-color: var(--navy);
  background: var(--bg-blue);
}

.opt-key {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  flex-shrink: 0;
  background: #fff;
  transition: all .15s;
}
.opt-btn.selected .opt-key {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}

.opt-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
}
.opt-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 2px;
}

/* ── Q&A Pages: Question Box ──────────────────────────────────────── */
.question-number {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--navy-soft);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.question-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.question-box {
  background: var(--bg-blue);
  border-left: 4px solid var(--navy);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}
.question-box .question-text {
  font-size: 1.05rem;
  margin-bottom: 0;
}

/* ── Timer ────────────────────────────────────────────────────────── */
.timer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-bg);
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--gold-border);
}

/* ── Topic Tag ────────────────────────────────────────────────────── */
.topic-tag {
  display: inline-block;
  background: var(--bg-blue-mid);
  color: var(--navy);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

/* ── Results Page ─────────────────────────────────────────────────── */
.results-header {
  background: var(--navy);
  border-radius: var(--card-radius);
  padding: 1.5rem 1.75rem;
  color: #fff;
  margin-bottom: 2rem;
}
.results-header h2 { color: #fff; font-size: 1.4rem; }
.results-header p  { color: #A8C8E8; font-size: 0.875rem; margin: 0; }

.topic-result-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.875rem 1rem;
  border-radius: 8px;
  margin-bottom: 6px;
  background: #fff;
  border: 1px solid var(--border);
}
.topic-score {
  font-size: 1.2rem;
  font-weight: 700;
  min-width: 54px;
}
.topic-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  flex: 1;
}
.topic-bar-wrap {
  width: 80px;
  height: 6px;
  background: var(--bg-blue-mid);
  border-radius: 20px;
  overflow: hidden;
}
.topic-bar-fill {
  height: 6px;
  border-radius: 20px;
}

/* ── Dashboard ───────────────────────────────────────────────────── */
.dash-header {
  background: var(--navy);
  border-radius: var(--card-radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dash-header h2    { color: #fff; font-size: 1.2rem; margin: 0; }
.dash-header p     { color: #A8C8E8; font-size: 0.8rem; margin: 4px 0 0; }
.dash-pct          { font-size: 2.2rem; font-weight: 800; color: #fff; text-align: right; line-height: 1; }
.dash-pct-label    { font-size: 0.7rem; color: #A8C8E8; text-align: right; }

/* Calendar grid */
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-cell  {
  padding: 7px 3px;
  border-radius: 6px;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
}
.cal-cell.label   { color: var(--text-muted); font-weight: 600; }
.cal-cell.done    { background: var(--navy); color: #fff; }
.cal-cell.today   { background: var(--gold); color: #fff; font-weight: 700; }
.cal-cell.upcoming{ background: #fff; color: var(--text-muted); border: 1px solid var(--border); }
.cal-cell.empty   { background: transparent; }

/* Today card */
.today-card {
  background: #fff;
  border: 2px solid var(--navy);
  border-radius: var(--card-radius);
  padding: 1rem 1.25rem;
}
.today-card .today-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 4px;
}
.today-card .today-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
}
.today-card .today-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 3px;
}

/* Reference library chips */
.ref-chip {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  margin: 3px;
}
.ref-chip.open   { background: var(--bg-blue); color: var(--navy); border-color: var(--navy-soft); }
.ref-chip.locked { background: #F4F4F4; color: #999; border-color: #DDD; cursor: default; }

/* ── Lesson Page ─────────────────────────────────────────────────── */
.lesson-hero {
  background: var(--navy);
  padding: 2.5rem 0 2rem;
}
.lesson-hero .lesson-module {
  font-size: 0.7rem;
  font-weight: 700;
  color: #7FAFD8;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.lesson-hero h1 { color: #fff; font-size: 1.8rem; margin-bottom: 0.5rem; }
.lesson-hero .lesson-meta { font-size: 0.85rem; color: #A8C8E8; }

.lesson-illustration {
  background: var(--bg-blue);
  border: 1.5px solid var(--border);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}
.lesson-illustration figcaption {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
  font-style: italic;
}

.concept-card {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 1.125rem 1.375rem;
  margin-bottom: 0.875rem;
}
.concept-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.5rem;
}
.concept-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0;
}
.concept-card.callout {
  border-left: 4px solid var(--gold);
  background: var(--gold-bg);
}
.concept-card.callout h3 { color: var(--gold); }

/* ── Footer ──────────────────────────────────────────────────────── */
.cfa-footer {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  padding: 3rem 0 1.5rem;
  font-size: 0.875rem;
}
.cfa-footer h5  { color: #fff; font-size: 0.875rem; font-weight: 700; margin-bottom: 1rem; }
.cfa-footer a   { color: rgba(255,255,255,.65); text-decoration: none; }
.cfa-footer a:hover { color: #fff; }
.cfa-footer ul  { list-style: none; padding: 0; margin: 0; }
.cfa-footer ul li { margin-bottom: 0.5rem; }
.cfa-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,.5);
}

/* ── Utility ─────────────────────────────────────────────────────── */
.divider-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0.75rem 0 0.5rem;
  border-bottom: 1.5px solid var(--border);
  margin-bottom: 0.75rem;
}

/* ── Mobile Adjustments ──────────────────────────────────────────── */
@media (max-width: 767.98px) {
  :root { --section-py: 3rem; }
  .section-title { font-size: 1.5rem; }
  .btn-cfa-primary, .btn-cfa-outline { padding: 0.8rem 1.5rem; }
}