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

:root {
  --bg:           #eef8f4;
  --card:         #ffffff;
  --border:       #ddf0e9;
  --border-row:   #f0f8f4;
  --accent:       #12b886;
  --accent-dark:  #0aa572;
  --accent-light: #e6f9f2;
  --navy:         #1a3547;
  --text:         #2c4a5a;
  --muted:        #7a9aaa;
  --dimmer:       #aac4cc;
  --hero-bg:      linear-gradient(140deg, #d6f0e8 0%, #cce8f5 100%);
  --shadow-sm:    0 2px 8px rgba(18,184,134,.07);
  --shadow:       0 4px 24px rgba(0,0,0,.07);
  --shadow-lg:    0 8px 40px rgba(0,0,0,.10);
  --radius:       16px;
  --radius-sm:    10px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ──────────────────────────────────────────── */
header {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 14px 32px;
  position: sticky;
  top: 0;
  z-index: 200;
}
.header-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 14px rgba(18,184,134,.35);
  flex-shrink: 0;
}
.brand-name   { font-size: 0.95rem; font-weight: 700; color: var(--navy); letter-spacing: -.01em; }
.brand-school { font-size: 0.72rem; color: var(--muted); margin-top: 1px; }

.brand-socials {
  display: flex;
  gap: 5px;
  margin-top: 7px;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px 3px 7px;
  border-radius: 20px;
  font: inherit;
  font-size: 0.67rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  transition: all .18s;
  white-space: nowrap;
}
.social-btn:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.social-btn--li:hover {
  border-color: #0a66c2;
  color: #0a66c2;
  background: #e8f3ff;
}

.brand-contact {
  margin-top: 5px;
  font-size: 0.62rem;
  color: var(--dimmer);
  line-height: 1.4;
}
.brand-email {
  color: var(--accent-dark);
  font-weight: 600;
  text-decoration: none;
}
.brand-email:hover { text-decoration: underline; }
.brand-contact-sep { margin: 0 3px; }

.header-actions { display: flex; gap: 8px; }
.btn-icon {
  width: 36px; height: 36px;
  background: var(--accent-light);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--accent-dark);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .18s;
}
.btn-icon:hover {
  background: #d4f5e9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* ── Hero ─────────────────────────────────────────────── */
.hero {
  background: var(--hero-bg);
  padding: 56px 32px 64px;
  overflow: hidden;
  position: relative;
}
.hero-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.hero-text { flex-shrink: 0; max-width: 380px; }
.hero-text h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.04em;
  line-height: 1.08;
  margin-bottom: 16px;
}
.hero-text p {
  font-size: 1rem;
  color: #4a7a8a;
  line-height: 1.65;
}
.hero-art {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  max-width: 480px;
}
.hero-art svg {
  width: 100%;
  max-width: 460px;
  height: auto;
  overflow: visible;
}

/* ── Main ─────────────────────────────────────────────── */
main {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 32px 120px; /* bottom pad for gauge */
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ── Semester card ───────────────────────────────────── */
.semester-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;

  /* scroll-reveal start state */
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .45s ease, transform .45s ease;
}
.semester-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.sem-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px 16px;
}
.sem-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
}

.sem-foot {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  background: #fafefe;
}
.sem-gpa-line {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}
.sem-gpa-line strong {
  color: var(--accent-dark);
  font-size: 1.05rem;
  font-weight: 700;
}
.sem-gpa-line #current-gpa-u {
  color: var(--muted);
  font-size: 0.97rem;
}
.gpa-sep { color: var(--dimmer); margin: 0 4px; }

/* ── Table ────────────────────────────────────────────── */
.table-head {
  padding: 8px 24px;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--dimmer);
  background: #f7fcfa;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.row-grid {
  display: grid;
  grid-template-columns: minmax(110px,2.5fr) 90px minmax(96px,1.5fr) minmax(110px,1.3fr) 32px;
  gap: 10px;
  align-items: center;
}

/* ── Course row ───────────────────────────────────────── */
.course-row {
  padding: 8px 24px;
  border-bottom: 1px solid var(--border-row);
  transition: background .15s;
  animation: rowSlideIn .22s ease-out;
}
.course-row:last-child { border-bottom: none; }
.course-row:hover { background: #f7fdfb; }
.course-row.removing {
  animation: rowSlideOut .2s ease-in forwards;
  pointer-events: none;
}

@keyframes rowSlideIn {
  from { opacity: 0; transform: translateY(-7px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes rowSlideOut {
  to   { opacity: 0; transform: translateX(-10px); }
}

.course-row input {
  width: 100%;
  padding: 8px 10px;
  background: #f5fbf9;
  border: 1px solid #daeee8;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.875rem;
  color: var(--navy);
  outline: none;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.course-row input:focus {
  border-color: var(--accent);
  background: #eef9f5;
  box-shadow: 0 0 0 3px rgba(18,184,134,.12);
}
.course-row input::placeholder { color: var(--dimmer); }

.course-row select {
  width: 100%;
  padding: 7px 26px 7px 12px;
  background: #fff;
  border: 1.5px solid rgba(18,184,134,.4);
  border-radius: 50px;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--navy);
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%2312b886'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color .18s, box-shadow .18s, background .15s;
}
.course-row select:hover { border-color: rgba(18,184,134,.7); background: #f8fdfc; }
.course-row select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(18,184,134,.15);
}
.course-row select.sel-placeholder { color: var(--dimmer); }

.btn-remove {
  width: 28px; height: 28px;
  background: none; border: none;
  color: var(--dimmer);
  font-size: 1.1rem; line-height: 1;
  cursor: pointer; border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.btn-remove:hover { background: #fff0f0; color: #e53e3e; }

/* ── Buttons ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  transition: all .18s;
  white-space: nowrap;
}
.btn:hover { background: #f5faf8; transform: translateY(-1px); box-shadow: var(--shadow-sm); }

.btn.ghost-sm {
  background: none; border: none; padding: 4px 8px;
  font-size: 0.8rem; color: var(--muted); cursor: pointer;
  border-radius: 7px; font: inherit; transition: all .15s;
}
.btn.ghost-sm:hover { background: #f0f8f5; color: var(--text); }

.btn.btn-add {
  background: var(--accent-light);
  border-color: rgba(18,184,134,.25);
  color: var(--accent-dark);
  font-weight: 600;
}
.btn.btn-add:hover {
  background: #d4f5e9;
  border-color: rgba(18,184,134,.45);
  box-shadow: 0 4px 16px rgba(18,184,134,.18);
}

.btn.btn-outline {
  background: transparent;
  border-color: rgba(18,184,134,.3);
  color: var(--accent-dark);
}
.btn.btn-outline:hover { background: var(--accent-light); border-color: var(--accent); }

/* Cumulative toggle button */
.toggle-row { display: flex; justify-content: center; }
.btn-cumulative {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: 50px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid rgba(18,184,134,.3);
  background: var(--card);
  color: var(--accent-dark);
  transition: all .22s;
  box-shadow: var(--shadow-sm);
}
.btn-cumulative:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(18,184,134,.2);
}
#toggle-icon { transition: transform .3s cubic-bezier(.4,0,.2,1); flex-shrink: 0; }
.btn-cumulative.open #toggle-icon { transform: rotate(45deg); }

/* ── Past semester cards ─────────────────────────────── */
#past-semesters { display: flex; flex-direction: column; gap: 20px; }

.past-sem-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  animation: cardSlideIn .3s ease-out;
}
@keyframes cardSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sem-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: #fafefe;
  flex-wrap: wrap; gap: 10px;
}
.sem-label { display: flex; gap: 8px; align-items: center; }
.sem-label select {
  padding: 7px 26px 7px 11px;
  background: #f5fbf9;
  border: 1px solid #daeee8;
  border-radius: var(--radius-sm);
  font: inherit; font-size: 0.875rem; color: var(--navy);
  cursor: pointer; outline: none;
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a9aaa'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: border-color .15s;
}
.sem-label select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(18,184,134,.12); }

.sem-right { display: flex; align-items: center; gap: 16px; }
.sem-gpa-badge { text-align: right; }
.sem-gpa-num {
  font-size: 1.6rem; font-weight: 800;
  letter-spacing: -.04em; line-height: 1;
  color: var(--accent-dark);
}
.sem-gpa-sub {
  font-size: 0.62rem; text-transform: uppercase;
  letter-spacing: .08em; color: var(--dimmer);
  margin-top: 2px;
}
.sem-gpa-uw-row {
  font-size: 0.65rem; color: var(--muted);
  font-weight: 500; margin-top: 3px;
}
.sem-gpa-uw-row span { font-weight: 700; }
.btn-remove-sem {
  padding: 6px 13px;
  border: 1px solid var(--border); border-radius: 8px;
  background: none; font: inherit; font-size: 0.78rem;
  color: var(--muted); cursor: pointer; transition: all .15s;
}
.btn-remove-sem:hover { border-color: #fc8181; color: #e53e3e; background: #fff5f5; }

.sem-card-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px; border-top: 1px solid var(--border);
  background: #fafefe;
}

/* ── Floating Gauge ──────────────────────────────────── */
.gauge-float {
  position: fixed;
  bottom: 28px; right: 28px;
  background: var(--card);
  border-radius: 20px;
  padding: 16px 16px 10px;
  box-shadow: 0 8px 40px rgba(0,0,0,.13), 0 0 0 1px rgba(18,184,134,.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 162px;
  z-index: 100;
  transition: box-shadow .3s;
}
.gauge-float.pulse {
  animation: gaugePulse .6s ease-out;
}
@keyframes gaugePulse {
  0%   { box-shadow: 0 8px 40px rgba(0,0,0,.13), 0 0 0 1px rgba(18,184,134,.1); }
  40%  { box-shadow: 0 8px 40px rgba(18,184,134,.25), 0 0 0 3px rgba(18,184,134,.2); }
  100% { box-shadow: 0 8px 40px rgba(0,0,0,.13), 0 0 0 1px rgba(18,184,134,.1); }
}

.gauge-svg {
  width: 130px; height: 130px;
  display: block;
}

/* r=62, circ=389.56 | 270°=292.17 | gap=97.39 */
.g-track {
  fill: none;
  stroke: #e8f5f0;
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 292.17 97.39;
}
.g-fill {
  fill: none;
  stroke: url(#gaugeGrad);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 292.17 10000;
  stroke-dashoffset: 310;
  transition: stroke-dashoffset .75s cubic-bezier(.4,0,.2,1);
}

.gauge-center {
  position: absolute;
  top: 16px; left: 0; right: 0;
  height: 130px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding-bottom: 16px;
}
.gauge-val {
  font-size: 1.75rem; font-weight: 800;
  letter-spacing: -.05em; line-height: 1;
  color: var(--navy);
  transition: color .4s;
}
.gauge-val.c-green  { color: var(--accent-dark); }
.gauge-val.c-yellow { color: #d97706; }
.gauge-val.c-red    { color: #e53e3e; }

.gauge-lbl {
  font-size: 0.5rem; text-transform: uppercase;
  letter-spacing: .07em; color: var(--dimmer);
  font-weight: 600; margin-top: 3px;
  text-align: center; line-height: 1.4;
  max-width: 100px;
}
.gauge-scale {
  display: flex;
  justify-content: space-between;
  width: 108px;
  font-size: 0.62rem; color: var(--dimmer);
  font-weight: 500;
  margin-top: 2px;
}
.gauge-sub {
  font-size: 0.6rem;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: .02em;
  margin-top: 3px;
  text-align: center;
  min-height: 10px;
}

/* ── Toast ────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--navy);
  color: #fff;
  padding: 10px 22px; border-radius: 50px;
  font-size: 0.84rem; font-weight: 500;
  opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 999; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Footer ───────────────────────────────────────────── */
footer {
  text-align: center;
  padding: 28px 24px;
  color: var(--dimmer);
  font-size: 0.75rem;
  border-top: 1px solid var(--border);
}

.hidden { display: none !important; }

/* ═══════════════════════════════════════════════════════
   SCROLL STORY
   Section is 500vh tall. The inner .story-pin sticks at
   top:0 for the full scroll, giving 400vh of animation
   distance (80vh per step × 5 steps).
═══════════════════════════════════════════════════════ */
.story-section {
  height: 500vh;
  position: relative;
  background: linear-gradient(170deg, #eef8f4 0%, #e8f3fc 100%);
}

.story-pin {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.story-container {
  max-width: 980px;
  width: 100%;
  padding: 0 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* ── Left column ────────────────────────── */
.story-left { position: relative; }

.story-label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

.story-steps { position: relative; min-height: 280px; }

.story-step {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(36px);
  transition: opacity .55s ease, transform .55s cubic-bezier(.2,.8,.4,1);
  pointer-events: none;
}
.story-step.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.story-step.past {
  opacity: 0;
  transform: translateY(-28px);
}

.step-num {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--accent);
  margin-bottom: 14px;
}
.step-title {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.04em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.step-desc {
  font-size: 1.05rem;
  color: var(--text);
  line-height: 1.72;
  max-width: 360px;
}
.step-desc strong { color: var(--navy); font-weight: 700; }
.step-desc em     { color: var(--accent-dark); font-style: normal; font-weight: 600; }

/* Progress dots */
.story-dots {
  display: flex;
  gap: 9px;
  margin-top: 48px;
}
.sdot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(18,184,134,.22);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background .3s, transform .3s;
}
.sdot.active {
  background: var(--accent);
  transform: scale(1.5);
}

/* ── Right column (visuals) ─────────────── */
.story-right {
  position: relative;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.svis {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(.93) translateY(22px);
  transition: opacity .55s ease, transform .55s cubic-bezier(.2,.8,.4,1);
  pointer-events: none;
}
.svis.active {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}
.svis.past {
  opacity: 0;
  transform: scale(.93) translateY(-18px);
}

/* ── Shared vis card ──────────────────── */
.vis-card {
  background: #fff;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: 0 12px 48px rgba(0,0,0,.09);
  padding: 22px 20px;
  width: 380px;
  max-width: 100%;
}
.vis-card--sm { width: 310px; }

/* Vis 0 — add course mockup */
.vis-row-head {
  display: grid;
  grid-template-columns: 2fr 70px 80px 70px;
  gap: 8px;
  padding: 0 4px 8px;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--dimmer);
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}
.vis-row {
  display: grid;
  grid-template-columns: 2fr 70px 80px 70px 20px;
  gap: 8px;
  align-items: center;
  padding: 7px 4px;
  border-bottom: 1px solid #f3fbf8;
}
.vis-row--ghost { opacity: .4; }
.vis-field {
  background: #f5fbf9;
  border: 1px solid #daeee8;
  border-radius: 8px;
  padding: 6px 9px;
  font-size: 0.8rem;
  color: var(--navy);
  font-weight: 500;
}
.vis-field--ph { color: var(--dimmer); }
.vis-pill {
  background: #fff;
  border: 1.5px solid rgba(18,184,134,.38);
  border-radius: 50px;
  padding: 5px 8px;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--navy);
  text-align: center;
  white-space: nowrap;
}
.vis-pill--grade { color: var(--accent-dark); border-color: var(--accent); }
.vis-pill--ph    { opacity: .35; }
.vis-x { color: var(--dimmer); font-size: 1rem; text-align: center; }

.vis-add-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 8px 16px;
  background: var(--accent-light);
  border: 1px solid rgba(18,184,134,.3);
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-dark);
  cursor: default;
  animation: addPulse 2.2s ease-in-out infinite;
}
@keyframes addPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(18,184,134,0); }
  50%      { box-shadow: 0 0 0 8px rgba(18,184,134,.13); }
}

/* Vis 1 — grade dropdown */
.vis-dd-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--dimmer);
  margin-bottom: 9px;
}
.vis-dropdown {
  border: 1.5px solid rgba(18,184,134,.35);
  border-radius: 12px;
  overflow: hidden;
}
.vis-opt {
  padding: 9px 13px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--navy);
  border-bottom: 1px solid #f3faf7;
}
.vis-opt:last-child { border-bottom: none; }
.vis-opt--ph  { color: var(--dimmer); font-style: italic; }
.vis-opt--sel { background: var(--accent-light); color: var(--accent-dark); font-weight: 700; }
.vis-opt--fade { opacity: .45; }

/* Vis 2 — weights table */
.vis-tbl-head {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--dimmer);
  margin-bottom: 10px;
}
.vis-table {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.vis-trow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 14px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text);
  background: #fff;
  border-bottom: 1px solid #f3faf7;
}
.vis-trow--hi   { background: #f2fbf7; }
.vis-trow--last { border-bottom: none; }
.vis-w0  { color: var(--dimmer); }
.vis-whi { color: var(--accent-dark); font-weight: 800;
           animation: wBounce 1.8s ease-in-out infinite; }
@keyframes wBounce {
  0%,100% { transform: scale(1); }
  50%     { transform: scale(1.12); }
}

/* Vis 3 — live gauge */
.vis-gauge-wrap {
  position: relative;
  width: 210px; height: 210px;
}
.vis-gauge-svg { width: 210px; height: 210px; display: block; }

.vis-g-track {
  fill: none; stroke: #e8f5f0;
  stroke-width: 11; stroke-linecap: round;
  stroke-dasharray: 292.17 97.39;
}
.vis-g-fill {
  fill: none; stroke: url(#visGrad);
  stroke-width: 11; stroke-linecap: round;
  stroke-dasharray: 292.17 10000;
  stroke-dashoffset: 310;
  transition: stroke-dashoffset 1.4s cubic-bezier(.4,0,.2,1);
}
.svis.active .vis-g-fill { stroke-dashoffset: 42; } /* 3.85/4.5 ≈ 85.6% */

.vis-gauge-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-bottom: 22px;
}
.vis-gauge-val {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent-dark);
  letter-spacing: -.05em;
  line-height: 1;
}
.vis-gauge-lbl {
  font-size: 0.52rem;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--dimmer);
  font-weight: 700;
  margin-top: 5px;
}
.vis-gauge-uw {
  font-size: 0.65rem;
  color: var(--muted);
  font-weight: 600;
  margin-top: 4px;
}

/* Vis 4 — semester history */
.vis-sem-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 13px;
  border-radius: 10px;
  font-size: 0.82rem;
  margin-bottom: 7px;
  border: 1px solid transparent;
}
.vis-sem-row--past {
  background: #f7fcfa;
  color: var(--muted);
  border-color: var(--border);
}
.vis-sem-row--cur {
  background: var(--accent-light);
  color: var(--navy);
  border-color: rgba(18,184,134,.28);
  font-weight: 600;
}
.vis-sem-g     { font-weight: 700; color: var(--accent-dark); }
.vis-sem-g--cur { font-size: 1rem; }
.vis-cum-bar {
  margin-top: 12px;
  padding: 11px 14px;
  background: var(--navy);
  color: rgba(255,255,255,.85);
  border-radius: 11px;
  font-size: 0.84rem;
  text-align: center;
  animation: cumPulse 2.5s ease-in-out infinite;
}
.vis-cum-bar strong { color: #6ee7c8; }
@keyframes cumPulse {
  0%,100% { box-shadow: 0 4px 20px rgba(18,184,134,.12); }
  50%     { box-shadow: 0 4px 28px rgba(18,184,134,.3); }
}

/* ═══════════════════════════════════════════════════════
   FAQ
═══════════════════════════════════════════════════════ */
.faq-section {
  padding: 96px 32px 80px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.faq-wrap {
  max-width: 700px;
  margin: 0 auto;
}
.faq-eyebrow {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.faq-heading {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.04em;
  margin-bottom: 44px;
}
.faq-list { display: flex; flex-direction: column; gap: 10px; }

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: box-shadow .22s;
}
.faq-item[open] {
  box-shadow: 0 6px 28px rgba(0,0,0,.07);
  border-color: rgba(18,184,134,.3);
}

.faq-q {
  padding: 18px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  user-select: none;
  transition: background .15s;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-item[open] .faq-q { background: #f8fdfb; }

.faq-q::after {
  content: '';
  flex-shrink: 0;
  width: 20px; height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%2312b886' stroke-width='2.5' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Cline x1='12' y1='5' x2='12' y2='19'/%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.faq-item[open] .faq-q::after { transform: rotate(45deg); }

.faq-a {
  padding: 2px 20px 18px;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.75;
  animation: faqReveal .22s ease-out;
}
.faq-a strong { color: var(--navy); font-weight: 700; }
@keyframes faqReveal {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 640px) {
  .hero { padding: 36px 20px 44px; }
  .hero-inner { flex-direction: column; gap: 20px; }
  .hero-art { justify-content: center; max-width: 100%; }
  .hero-text h1 { font-size: 2rem; }

  main { padding: 24px 16px 100px; gap: 16px; }
  header { padding: 12px 16px; }
  .brand-contact-sep,
  .brand-contact span:last-child { display: none; }
  .social-btn { padding: 3px 7px; }

  .table-head { display: none; }
  .row-grid {
    grid-template-columns: 1fr 1fr 1fr 32px;
    grid-template-rows: auto auto;
  }
  .course-row { padding: 8px 14px; }
  .course-row .input-name { grid-column: 1 / -1; }

  .sem-head { padding: 16px 16px 12px; }
  .sem-foot { padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
  .sem-card-head { padding: 12px 16px; }

  .gauge-float { width: 140px; right: 14px; bottom: 14px; }
  .gauge-svg { width: 110px; height: 110px; }
  .gauge-center { height: 110px; }
  .gauge-val { font-size: 1.4rem; }

  /* Scroll story — mobile: disable sticky, stack vertically */
  .story-section { height: auto; }
  .story-pin {
    position: relative;
    height: auto;
    padding: 60px 24px 48px;
    align-items: flex-start;
  }
  .story-container {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0;
  }
  .story-right { display: none; }
  .story-steps { min-height: 0; }
  .story-step {
    position: relative;
    inset: auto;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .4s, transform .4s;
    pointer-events: auto;
    margin-bottom: 52px;
  }
  .story-step:last-child { margin-bottom: 0; }
  .story-step.in-view { opacity: 1; transform: translateY(0); }
  .story-dots { display: none; }
  .step-title { font-size: 1.8rem; }

  /* FAQ mobile */
  .faq-section { padding: 60px 20px 48px; }
}

/* ── Disclaimer Modal ─────────────────────────────── */
.disclaimer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,53,71,0.52);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: dOverlayIn .4s ease-out both;
}
.disclaimer-overlay.hiding {
  animation: dOverlayOut .32s ease-in forwards;
  pointer-events: none;
}
@keyframes dOverlayIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes dOverlayOut { to   { opacity: 0; backdrop-filter: blur(0px); } }

.disclaimer-card {
  background: rgba(255,255,255,0.97);
  border-radius: 22px;
  border: 1px solid var(--border);
  box-shadow: 0 32px 80px rgba(0,0,0,.18), 0 0 0 1px rgba(18,184,134,.08);
  padding: 40px 36px 34px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  animation: dCardIn .45s cubic-bezier(.16,1,.3,1) both;
}
@keyframes dCardIn {
  from { opacity: 0; transform: scale(.93) translateY(20px); }
  to   { opacity: 1; transform: scale(1)   translateY(0);    }
}

.disclaimer-mark {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 6px 20px rgba(18,184,134,.3);
}

.disclaimer-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.03em;
  margin-bottom: 16px;
}

.disclaimer-body {
  font-size: 0.875rem;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 10px;
}
.disclaimer-body strong { color: var(--navy); font-weight: 700; }
.disclaimer-body:last-of-type { margin-bottom: 28px; }

.disclaimer-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 40px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(18,184,134,.38);
  letter-spacing: .01em;
  transition: transform .18s, box-shadow .18s;
}
.disclaimer-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(18,184,134,.48);
}
.disclaimer-btn:active { transform: translateY(0); }