/* ==========================================================================
   Engagement & lead-generation layer
   Floating actions · sticky CTA bar · lead modal · track quiz · ROI calculator
   · alumni success stories. Loaded after style.css + trust.css.
   ========================================================================== */

/* Floating action buttons -------------------------------------------------- */
.fab-stack {
  position: fixed; right: 20px; bottom: 22px; z-index: 1200;
  display: flex; flex-direction: column; gap: 12px; align-items: flex-end;
  transition: bottom 0.3s var(--ease);
}
.fab {
  display: inline-flex; align-items: center; gap: 0; overflow: hidden;
  height: 56px; width: 56px; padding: 0; border-radius: 999px;
  color: #fff; box-shadow: var(--shadow-lg); cursor: pointer;
  transition: width 0.3s var(--ease), transform 0.2s var(--ease), background 0.2s;
}
.fab svg { width: 26px; height: 26px; flex: none; margin: 0 15px; }
.fab .fab-label { white-space: nowrap; font-weight: 600; font-size: 0.92rem; opacity: 0; transition: opacity 0.2s; padding-right: 4px; }
.fab:hover { width: 200px; transform: translateY(-2px); }
.fab:hover .fab-label { opacity: 1; }
.fab-wa { background: #25d366; }
.fab-call { background: linear-gradient(135deg, var(--gold-400), var(--gold-600)); }
@media (max-width: 640px) {
  .fab:hover { width: 56px; } .fab:hover .fab-label { opacity: 0; }
  .fab-stack { right: 14px; bottom: 16px; }
}
@media (prefers-reduced-motion: reduce) { .fab, .fab-stack { transition: none; } }

/* Sticky CTA bar ----------------------------------------------------------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1150;
  display: flex; align-items: center; gap: 18px;
  padding: 12px clamp(16px, 4vw, 40px);
  background: rgba(14, 27, 51, 0.97); backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateY(110%); transition: transform 0.35s var(--ease);
  box-shadow: 0 -8px 30px rgba(14, 27, 51, 0.25);
}
.sticky-cta.show { transform: translateY(0); }
.sticky-cta .sc-text { color: #fff; font-weight: 600; font-size: 0.98rem; margin-right: auto; }
.sticky-cta .sc-text small { display: block; font-weight: 400; font-size: 0.82rem; color: #9fb0c8; }
.sticky-cta .btn { min-height: 46px; padding: 11px 22px; }
.sticky-cta .sc-close {
  position: absolute; top: 6px; right: 8px; width: 26px; height: 26px; border-radius: 999px;
  color: #9fb0c8; display: grid; place-items: center;
}
.sticky-cta .sc-close:hover { color: #fff; background: rgba(255,255,255,0.1); }
.sticky-cta .sc-close svg { width: 15px; height: 15px; }
@media (max-width: 720px) {
  .sticky-cta { gap: 10px; padding: 10px 12px 12px; }
  .sticky-cta .sc-text { font-size: 0.9rem; width: 100%; margin-bottom: 2px; }
  .sticky-cta .sc-text small { display: none; }
  .sticky-cta .btn { flex: 1; padding: 11px 10px; font-size: 0.88rem; min-height: 48px; }
  .sticky-cta { flex-wrap: wrap; }
}
body.sticky-on .fab-stack { bottom: 90px; }
@media (max-width: 720px) { body.sticky-on .fab-stack { bottom: 116px; } }

/* Modal -------------------------------------------------------------------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1300; display: grid; place-items: center;
  padding: 20px; background: rgba(8, 16, 32, 0.62); backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden; transition: opacity 0.25s var(--ease), visibility 0.25s;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  position: relative; width: min(520px, 100%); max-height: 90vh; overflow-y: auto;
  background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  transform: translateY(16px) scale(0.98); transition: transform 0.3s var(--ease);
}
.modal-overlay.open .modal { transform: none; }
.modal-head {
  padding: 30px 32px 0; position: relative;
}
.modal-head .eyebrow { margin-bottom: 12px; }
.modal-head h3 { font-family: var(--font-display); font-size: 1.5rem; color: var(--ink); line-height: 1.2; }
.modal-head p { margin-top: 10px; font-size: 0.95rem; color: var(--text-muted); }
.modal-body { padding: 22px 32px 32px; }
.modal-close {
  position: absolute; top: 16px; right: 16px; width: 38px; height: 38px; border-radius: 999px;
  display: grid; place-items: center; color: var(--text-faint); background: var(--navy-50);
  transition: background 0.2s, color 0.2s; z-index: 2;
}
.modal-close:hover { background: var(--navy-100); color: var(--ink); }
.modal-close svg { width: 18px; height: 18px; }
.modal .field { margin-bottom: 16px; }
.modal .btn { width: 100%; }
.modal .trust-line { margin-top: 14px; font-size: 0.8rem; color: var(--text-faint); text-align: center; }
.modal .trust-line b { color: var(--gold-600); }

/* Section intro shared ----------------------------------------------------- */
.tool-section .section-head { margin-bottom: 40px; }

/* Track-finder quiz -------------------------------------------------------- */
.quiz {
  max-width: 760px; margin-inline: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); overflow: hidden;
}
.quiz-progress { height: 6px; background: var(--navy-50); }
.quiz-progress span { display: block; height: 100%; width: 20%; background: linear-gradient(90deg, var(--gold-400), var(--gold-600)); transition: width 0.35s var(--ease); }
.quiz-inner { padding: clamp(26px, 4vw, 44px); }
.quiz-step { display: none; }
.quiz-step.active { display: block; animation: quizfade 0.35s var(--ease); }
@keyframes quizfade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.quiz-q-no { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold-600); }
.quiz-q { font-family: var(--font-display); font-size: clamp(1.3rem, 2.6vw, 1.7rem); color: var(--ink); margin: 8px 0 24px; line-height: 1.25; }
.quiz-opts { display: grid; gap: 12px; }
.quiz-opt {
  display: flex; align-items: center; gap: 14px; width: 100%; text-align: left;
  padding: 16px 20px; border: 1.5px solid var(--border); border-radius: var(--radius);
  background: var(--paper); font-size: 1rem; font-weight: 500; color: var(--text);
  transition: border-color 0.18s, background 0.18s, transform 0.12s;
}
.quiz-opt:hover { border-color: var(--gold-500); background: #fff; transform: translateX(3px); }
.quiz-opt .qo-dot { width: 22px; height: 22px; border-radius: 999px; border: 2px solid var(--border); flex: none; transition: border-color 0.18s, background 0.18s; }
.quiz-opt:hover .qo-dot { border-color: var(--gold-500); }
.quiz-back { margin-top: 22px; font-size: 0.9rem; font-weight: 600; color: var(--text-muted); display: inline-flex; align-items: center; gap: 6px; }
.quiz-back:hover { color: var(--navy-700); }
.quiz-back svg { width: 15px; height: 15px; }
/* Result */
.quiz-result { display: none; text-align: center; padding: clamp(28px, 4vw, 48px); }
.quiz-result.show { display: block; animation: quizfade 0.4s var(--ease); }
.quiz-result .qr-badge { width: 100%; max-width: 360px; margin: 0 auto 22px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow-sm); }
.quiz-result .qr-badge img { width: 100%; height: auto; object-fit: contain; }
.quiz-result h3 { font-family: var(--font-display); font-size: 1.6rem; color: var(--ink); margin-bottom: 8px; }
.quiz-result p { max-width: 52ch; margin: 0 auto 24px; color: var(--text-muted); }
.quiz-result .btn-row { justify-content: center; }

/* ROI calculator ----------------------------------------------------------- */
.roi {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  max-width: 900px; margin-inline: auto;
  border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md); background: var(--surface);
}
@media (max-width: 720px) { .roi { grid-template-columns: 1fr; } }
.roi-inputs { padding: clamp(26px, 4vw, 40px); }
.roi-inputs .field { margin-bottom: 22px; }
.roi-inputs label { display: block; font-size: 0.9rem; font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.roi-inputs input[type="range"] { width: 100%; accent-color: var(--gold-600); }
.roi-inputs .rng-val { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--navy-800); }
.roi-out {
  padding: clamp(26px, 4vw, 40px); color: #cfd9e8;
  background: linear-gradient(155deg, var(--navy-900), var(--navy-700));
  display: flex; flex-direction: column; justify-content: center; gap: 6px;
}
.roi-out .ro-k { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-300); }
.roi-out .ro-big { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 5vw, 2.9rem); color: #fff; line-height: 1.05; }
.roi-out .ro-sub { font-size: 0.9rem; color: #9fb0c8; margin-bottom: 16px; }
.roi-out .ro-delta { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; margin-top: 4px; padding: 8px 16px; border-radius: 999px; background: rgba(212,160,23,0.18); color: var(--gold-300); font-weight: 600; font-size: 0.95rem; }
.roi-out .btn { margin-top: 22px; align-self: flex-start; }
.roi-disclaimer { max-width: 900px; margin: 14px auto 0; font-size: 0.78rem; color: var(--text-faint); text-align: center; }

/* Alumni success stories --------------------------------------------------- */
.story-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .story-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .story-grid { grid-template-columns: 1fr; } }
.story-card {
  display: flex; flex-direction: column; gap: 14px; padding: 28px 26px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.story-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.story-card .sc-top { display: flex; align-items: center; gap: 14px; }
.story-card img { width: 56px; height: 56px; border-radius: 999px; object-fit: cover; border: 2px solid var(--gold-300); flex: none; }
.story-card .sc-name { font-weight: 700; color: var(--ink); font-size: 1rem; }
.story-card .sc-desig { font-size: 0.82rem; font-weight: 600; color: var(--gold-600); }
.story-card blockquote { font-size: 0.95rem; line-height: 1.65; color: var(--text-muted); font-style: italic; }
.story-card .sc-meta { margin-top: auto; display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-faint); }
.story-card .sc-meta svg { width: 15px; height: 15px; color: var(--gold-500); }