/* ============================================================
   CheckScore — Stylesheet
   ============================================================ */

/* ── Variables ───────────────────────────────────────────── */
:root {
  --clr-primary:    #16a34a;
  --clr-primary-dk: #15803d;
  --clr-primary-lt: #dcfce7;
  --clr-accent:     #0ea5e9;
  --clr-accent-lt:  #e0f2fe;
  --clr-danger:     #dc2626;
  --clr-danger-lt:  #fef2f2;
  --clr-warn:       #d97706;
  --clr-warn-lt:    #fffbeb;

  --clr-bg:         #f8fafc;
  --clr-surface:    #ffffff;
  --clr-border:     #e2e8f0;
  --clr-muted:      #94a3b8;
  --clr-text:       #1e293b;
  --clr-text-2:     #475569;

  --radius:         12px;
  --radius-sm:      8px;
  --shadow:         0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:      0 4px 16px rgba(0,0,0,.10);

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 0.16s ease;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--clr-bg); color: var(--clr-text); line-height: 1.6; min-height: 100vh; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
input, select { font-family: inherit; }
.hidden { display: none !important; }

/* ── Header ──────────────────────────────────────────────── */
.site-header {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: sticky; top: 0; z-index: 50;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 1.25rem;
  height: 58px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: 0.5rem;
  font-weight: 800; font-size: 1.15rem; color: var(--clr-primary);
}
.logo-sub { font-size: 0.72rem; color: var(--clr-muted); font-weight: 400; }
.nav-tag {
  font-size: 0.7rem; background: var(--clr-warn-lt); color: var(--clr-warn);
  border: 1px solid #fde68a; border-radius: 20px; padding: 0.2rem 0.6rem;
}
.nav-right {
  display: flex; align-items: center; gap: 0.6rem;
}
.btn-share {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.78rem; font-weight: 600;
  background: var(--clr-primary-lt); color: var(--clr-primary-dk);
  border: 1px solid #86efac; border-radius: 20px;
  padding: 0.22rem 0.7rem;
  transition: background var(--transition), border-color var(--transition);
}
.btn-share:hover { background: #bbf7d0; border-color: var(--clr-primary); }
.btn-share--copied { background: var(--clr-primary-lt); color: var(--clr-primary-dk); }

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #14532d 0%, #16a34a 55%, #0284c7 100%);
  color: #fff; text-align: center; padding: 3rem 1.25rem 2.25rem;
}
.hero h1 { font-size: clamp(1.55rem, 4vw, 2.35rem); font-weight: 800; margin-bottom: 0.55rem; }
.hero p  { font-size: 1rem; opacity: 0.9; max-width: 580px; margin: 0 auto; }
.hero-stats {
  display: flex; justify-content: center; gap: 2rem;
  margin-top: 1.5rem; flex-wrap: wrap;
}
.hero-stat .num { font-size: 1.75rem; font-weight: 800; line-height: 1; }
.hero-stat .lbl { font-size: 0.75rem; opacity: 0.8; }

/* ── Main ────────────────────────────────────────────────── */
.main-wrap { max-width: 900px; margin: 0 auto; padding: 2rem 1.25rem 4rem; }

/* ── Stepper ─────────────────────────────────────────────── */
.stepper {
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.75rem;
}
.stepper-item { display: flex; align-items: center; gap: 0.35rem; flex-shrink: 0; }
.stepper-circle {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--clr-border); color: var(--clr-muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700;
  transition: background var(--transition), color var(--transition);
}
.stepper-label { font-size: 0.77rem; color: var(--clr-muted); font-weight: 500; }
.stepper-line { flex: 1; height: 2px; background: var(--clr-border); margin: 0 0.4rem; }
.stepper-item.active .stepper-circle { background: var(--clr-primary); color: #fff; }
.stepper-item.active .stepper-label  { color: var(--clr-primary); font-weight: 600; }
.stepper-item.done   .stepper-circle { background: var(--clr-primary-lt); color: var(--clr-primary); }
.stepper-item.done   .stepper-label  { color: var(--clr-primary); }

/* ── Step Panels ─────────────────────────────────────────── */
.step-panel {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow);
}
.panel-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.3rem; }
.panel-desc  { color: var(--clr-text-2); font-size: 0.88rem; margin-bottom: 1.5rem; line-height: 1.6; }

/* ── Live score display ──────────────────────────────────── */
.score-display {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7);
  border: 1.5px solid #86efac; border-radius: var(--radius);
  padding: 1rem 1.25rem; margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.score-display-main { display: flex; align-items: baseline; gap: 0.25rem; }
.score-num { font-size: 2.5rem; font-weight: 800; color: var(--clr-primary); line-height: 1; }
.score-max { font-size: 1rem; color: var(--clr-muted); }
.score-lbl { font-size: 0.78rem; color: var(--clr-text-2); font-weight: 600; }
.score-bar-wrap { flex: 1; min-width: 120px; }
.score-bar-track {
  height: 8px; background: #d1fae5; border-radius: 4px; overflow: hidden;
}
#score-progress-bar { height: 100%; border-radius: 4px; transition: width 0.3s ease, background 0.3s ease; width: 0%; }
.score-bar-hint { font-size: 0.7rem; color: var(--clr-muted); margin-top: 0.2rem; }

/* ── Grade legend ────────────────────────────────────────── */
.grade-legend-wrap { margin-bottom: 1rem; }
.grade-legend-title { font-size: 0.72rem; font-weight: 600; color: var(--clr-muted); text-transform: uppercase; letter-spacing:.04em; margin-bottom: 0.35rem; }
#grade-legend { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.legend-item {
  font-size: 0.7rem; color: var(--clr-text-2);
  background: var(--clr-bg); border: 1px solid var(--clr-border);
  border-radius: 4px; padding: 0.15rem 0.4rem;
}

/* ── Subject rows ────────────────────────────────────────── */
.olevel-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.6rem; flex-wrap: wrap; gap: 0.4rem;
}
.olevel-header-left { font-weight: 600; font-size: 0.88rem; }
#row-count { font-size: 0.75rem; color: var(--clr-muted); }
#subject-rows { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 0.75rem; max-height: 380px; overflow-y: auto; padding-right: 2px; }
.subject-row { display: grid; grid-template-columns: 1fr 130px 32px; gap: 0.45rem; align-items: center; }
.subject-row.duplicate .subject-select { border-color: var(--clr-danger); background: var(--clr-danger-lt); }
.subject-select, .grade-select {
  border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  padding: 0.4rem 0.55rem; font-size: 0.85rem;
  background: var(--clr-surface); color: var(--clr-text);
  outline: none; transition: border-color var(--transition); width: 100%;
}
.subject-select:focus, .grade-select:focus { border-color: var(--clr-primary); }
.btn-remove-row {
  background: transparent; border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  color: var(--clr-muted); display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; transition: all var(--transition);
}
.btn-remove-row:hover { color: var(--clr-danger); border-color: var(--clr-danger); background: var(--clr-danger-lt); }

.add-subject-bar { display: flex; align-items: center; gap: 0.65rem; margin-bottom: 0.75rem; }
.add-hint { font-size: 0.75rem; color: var(--clr-muted); }
.error-msg { color: var(--clr-danger); font-size: 0.82rem; min-height: 1.1em; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background: var(--clr-primary); color: #fff; border: none;
  border-radius: var(--radius-sm); padding: 0.62rem 1.5rem;
  font-size: 0.92rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover:not(:disabled) { background: var(--clr-primary-dk); }
.btn-primary:active:not(:disabled) { transform: scale(0.97); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-secondary {
  background: transparent; color: var(--clr-text-2);
  border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  padding: 0.58rem 1.2rem; font-size: 0.88rem; font-weight: 500;
  transition: border-color var(--transition), color var(--transition);
}
.btn-secondary:hover { border-color: var(--clr-primary); color: var(--clr-primary); }

.btn-danger {
  background: var(--clr-danger); color: #fff; border: none;
  border-radius: var(--radius-sm); padding: 0.58rem 1.2rem;
  font-size: 0.85rem; font-weight: 600; transition: opacity var(--transition);
}
.btn-danger:hover { opacity: 0.85; }

.step-actions {
  display: flex; gap: 0.65rem; justify-content: flex-end; margin-top: 1.5rem;
  border-top: 1px solid var(--clr-border); padding-top: 1.2rem;
}

/* ── Results Header ──────────────────────────────────────── */
.results-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem;
}
.results-title { font-size: 1.15rem; font-weight: 700; display: flex; align-items: center; gap: 0.4rem; }
.summary-pills { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.pill {
  font-size: 0.75rem; padding: 0.2rem 0.6rem; border-radius: 20px;
  background: var(--clr-bg); border: 1px solid var(--clr-border); color: var(--clr-text-2);
}
.pill strong { color: var(--clr-primary); }

/* ── Disclaimer ──────────────────────────────────────────── */
.disclaimer-banner {
  background: var(--clr-warn-lt); border: 1px solid #fde68a;
  border-radius: var(--radius-sm); padding: 0.6rem 1rem;
  font-size: 0.77rem; color: var(--clr-warn); line-height: 1.5; margin-bottom: 1rem;
}
.disclaimer-banner strong { color: #92400e; }

/* ── Step 3 actions row ──────────────────────────────────── */
.step3-actions { display: flex; gap: 0.65rem; flex-wrap: wrap; margin-bottom: 1rem; }

/* ── Filters ─────────────────────────────────────────────── */
.filters-bar {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius); padding: 0.9rem 1rem; margin-bottom: 1rem;
  display: flex; gap: 0.65rem; flex-wrap: wrap; align-items: flex-end;
}
.filter-group { display: flex; flex-direction: column; gap: 0.22rem; flex: 1; min-width: 130px; }
.filter-group label { font-size: 0.7rem; font-weight: 600; color: var(--clr-muted); text-transform: uppercase; letter-spacing:.04em; }
.filter-group select, .filter-group input {
  border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  padding: 0.38rem 0.55rem; font-size: 0.83rem;
  background: var(--clr-bg); color: var(--clr-text); outline: none;
  transition: border-color var(--transition);
}
.filter-group select:focus, .filter-group input:focus { border-color: var(--clr-primary); }
.eligible-toggle {
  display: flex; align-items: center; gap: 0.35rem;
  font-size: 0.83rem; color: var(--clr-text-2); cursor: pointer; padding-bottom: 2px;
}
.eligible-toggle input { accent-color: var(--clr-primary); width: 14px; height: 14px; }

/* ── Results Grid ────────────────────────────────────────── */
/* min(300px, 100%) collapses gracefully below 300px instead of forcing overflow */
#results-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr)); gap: 0.9rem; }

/* ── Result Card ─────────────────────────────────────────── */
.result-card {
  background: var(--clr-surface); border-radius: var(--radius);
  border: 2px solid var(--clr-border); padding: 1.05rem 1.15rem 0.95rem;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 0.7rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.result-card:hover { box-shadow: var(--shadow-md); }
.result-card.eligible  { border-color: #86efac; background: #f0fdf4; }
.result-card.ineligible { border-color: var(--clr-border); }

.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.5rem; }
.card-title   { font-size: 0.97rem; font-weight: 700; line-height: 1.3; }
.card-faculty { font-size: 0.72rem; color: var(--clr-muted); }

.badge { flex-shrink: 0; font-size: 0.68rem; font-weight: 700; padding: 0.18rem 0.5rem; border-radius: 20px; letter-spacing:.03em; text-transform: uppercase; }
.badge-pass { background: var(--clr-primary-lt); color: var(--clr-primary-dk); }
.badge-fail { background: #fee2e2; color: var(--clr-danger); }

/* ── Card badges row ─────────────────────────────────────── */
.card-badges { display: flex; align-items: center; gap: 0.35rem; flex-shrink: 0; flex-wrap: wrap; justify-content: flex-end; }

/* ── Pathway badge on cards ──────────────────────────────── */
.badge-stream { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* ── Competitive programme notice on eligible cards ─────── */
.card-competitive {
  font-size: 0.72rem; color: #92400e;
  background: var(--clr-warn-lt); border: 1px solid #fde68a;
  border-radius: var(--radius-sm); padding: 0.25rem 0.55rem;
  display: flex; align-items: center; gap: 0.3rem;
}

/* ── Stream chips on cards ───────────────────────────────── */
.card-streams {
  display: flex; flex-wrap: wrap; gap: 0.25rem;
  margin: 0.1rem 0 0.55rem;
}
.stream-chip-sm {
  font-size: 0.65rem; font-weight: 600; padding: 0.1rem 0.38rem;
  border-radius: 20px; border: 1px solid transparent;
}
.stream-match { background: #eff6ff; color: #1d4ed8; border-color: #bfdbfe; }
.stream-other { background: var(--clr-bg); color: var(--clr-muted); border-color: var(--clr-border); }

/* ── Pathway banner (results step) ──────────────────────── */
.stream-banner {
  background: #eff6ff; border: 1px solid #bfdbfe;
  border-radius: var(--radius-sm); padding: 0.6rem 0.9rem;
  font-size: 0.82rem; display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem;
  margin-bottom: 0.75rem;
}
.stream-banner strong { color: #1d4ed8; }
.stream-hint { color: var(--clr-muted); font-size: 0.74rem; }
.stream-chip {
  background: #1d4ed8; color: #fff; font-size: 0.7rem; font-weight: 700;
  padding: 0.12rem 0.5rem; border-radius: 20px;
}

.card-institution { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem 0.6rem; }
.inst-type { font-size: 0.68rem; color: #0369a1; background: var(--clr-accent-lt); border-radius: 20px; padding: 0.1rem 0.4rem; font-weight: 600; }
.inst-link {
  display: inline-flex; align-items: center; gap: 0.22rem;
  font-size: 0.83rem; font-weight: 600; color: var(--clr-accent);
  border-bottom: 1px dashed transparent; transition: border-color var(--transition);
}
.inst-link:hover { border-color: var(--clr-accent); }
.inst-location { display: inline-flex; align-items: center; gap: 0.18rem; font-size: 0.72rem; color: var(--clr-muted); }

.card-score-row {
  display: flex; align-items: center; gap: 0.5rem;
  background: var(--clr-bg); border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm); padding: 0.38rem 0.7rem; font-size: 0.8rem;
}
.score-label-sm { color: var(--clr-muted); flex: 1; }
.score-value { font-weight: 800; font-size: 1rem; }
.score-ok  { color: var(--clr-primary); }
.score-low { color: var(--clr-danger); }
.score-yours { color: var(--clr-text-2); font-size: 0.75rem; }

.card-subjects { font-size: 0.8rem; }
.subjects-label { color: var(--clr-muted); margin-bottom: 0.3rem; font-size: 0.74rem; }
.req-tags { display: flex; flex-wrap: wrap; gap: 0.27rem; }
.req-tag {
  display: inline-flex; align-items: center; gap: 0.22rem;
  font-size: 0.7rem; font-weight: 600; padding: 0.14rem 0.42rem;
  border-radius: 20px; border: 1px solid transparent;
}
.req-pass    { background: var(--clr-primary-lt); color: var(--clr-primary-dk); border-color: #86efac; }
.req-fail    { background: #fee2e2; color: var(--clr-danger);                   border-color: #fca5a5; }
.req-missing { background: var(--clr-warn-lt); color: var(--clr-warn);          border-color: #fde68a; }
.req-grade   { background: rgba(0,0,0,.08); border-radius: 3px; padding: 0 3px; font-size: 0.65rem; margin-left: 2px; }

.issues-list { padding-left: 1rem; font-size: 0.78rem; color: var(--clr-danger); display: flex; flex-direction: column; gap: 0.18rem; }
.issues-list strong { font-weight: 700; }

.card-notes {
  font-size: 0.74rem; color: var(--clr-warn);
  background: var(--clr-warn-lt); border: 1px solid #fde68a;
  border-radius: var(--radius-sm); padding: 0.3rem 0.55rem;
}

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  grid-column: 1 / -1; text-align: center; padding: 3rem 1rem;
  color: var(--clr-muted); display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  text-align: center; padding: 1.5rem; font-size: 0.78rem;
  color: var(--clr-muted); border-top: 1px solid var(--clr-border);
  display: flex; flex-direction: column; gap: 0.4rem;
}
.footer-credit a {
  color: var(--clr-primary); font-weight: 600;
  border-bottom: 1px dashed transparent; transition: border-color var(--transition);
}
.footer-credit a:hover { border-color: var(--clr-primary); }

/* ── Application deadline row ────────────────────────────── */
.card-deadline {
  display: flex; align-items: center; gap: 0.35rem;
  font-size: 0.72rem; font-weight: 500;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  margin-top: 0.5rem;
  color: var(--clr-text-2);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
}
.card-deadline svg { flex-shrink: 0; opacity: 0.7; }
.deadline-status { font-weight: 600; }
.deadline-note {
  margin-left: 0.4rem;
  font-weight: 400;
  color: var(--clr-muted);
}
.deadline-note::before { content: "· "; }

/* Colour variants */
.deadline-urgent {
  background: #fef2f2; border-color: #fca5a5; color: #991b1b;
}
.deadline-urgent .deadline-note { color: #b91c1c; }
.deadline-warning {
  background: var(--clr-warn-lt); border-color: #fcd34d; color: #92400e;
}
.deadline-warning .deadline-note { color: #b45309; }
.deadline-closed {
  background: #f8fafc; border-color: var(--clr-border); color: var(--clr-muted);
  text-decoration: line-through; opacity: 0.75;
}
.deadline-rolling {
  background: var(--clr-primary-lt); border-color: #86efac; color: #14532d;
}
.deadline-upcoming {
  background: var(--clr-accent-lt); border-color: #7dd3fc; color: #0c4a6e;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 620px) {
  .hero { padding: 1.75rem 1rem 1.5rem; }
  .step-panel { padding: 1.2rem 1rem; }
  .subject-row  { grid-template-columns: 1fr 90px 30px; }
  .grade-select { font-size: 0.78rem; }
  .nav-tag { display: none; }
  .btn-share span { display: none; }
  .filters-bar { gap: 0.5rem; }
  .hero-stats  { gap: 1rem; }
  .score-display { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .score-num { font-size: 2rem; }
}