/* ==========================================================================
   S3 Education — "Refined" homepage
   Tokens: navy #262061 / red #ed1f26, sampled from the S3 logo.
   Type: Fraunces (display) + Plus Jakarta Sans (body/UI), single light theme
   by design — this is the public marketing site, not a themeable app surface.
   ========================================================================== */

:root {
  --navy: #262061;
  --navy-ink: #262061;
  --navy-black: #100e29;
  --red: #ed1f26;
  --red-deep: #b71622;
  --paper: #fbfaf7;
  --surface: #ffffff;
  --ink: #262061;
  --muted: #625f7d;
  --line: rgba(30, 27, 58, 0.12);
  --line-strong: rgba(30, 27, 58, 0.2);
  --gold: #ed1f26;
  --success: #1f9d63;
  --shadow-sm: 0 1px 2px rgba(20, 17, 50, 0.06);
  --shadow: 0 1px 2px rgba(20, 17, 50, 0.05), 0 20px 45px -22px rgba(20, 17, 50, 0.32);
  --shadow-lg: 0 30px 70px -30px rgba(16, 14, 41, 0.45);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 26px;
  --font-display: "Afacad", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: "Afacad", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", Consolas, Menlo, monospace;
  --wrap: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.s3r {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.s3r img, .s3r svg { max-width: 100%; display: block; }
.s3r a { color: inherit; }
.s3r .wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }
.s3r a:focus-visible, .s3r button:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 3px; }
.s3r h1, .s3r h2, .s3r h3, .s3r h4 { font-family: var(--font-display); font-weight: 600; margin: 0; text-wrap: balance; }
.s3r p { margin: 0 0 1rem; }
.s3r ul { list-style: none; margin: 0; padding: 0; }

@media (prefers-reduced-motion: reduce) {
  .s3r * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

.s3r .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--red);
  margin: 0 0 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.s3r .btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-body); font-weight: 700; font-size: 0.94rem;
  padding: 0.9rem 1.6rem; border-radius: 999px; text-decoration: none;
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, color .15s ease;
  white-space: nowrap;
}
.s3r .btn:hover { transform: translateY(-1px); }
.s3r .btn-red { background: var(--red); color: #fff; }
.s3r .btn-red:hover { background: var(--red-deep); }
.s3r .btn-outline-light { border-color: rgba(255,255,255,0.5); color: #fff; }
.s3r .btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.s3r .btn-ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.s3r .btn-ghost:hover { border-color: var(--navy); }
.s3r .btn-sm { padding: 0.6rem 1.15rem; font-size: 0.85rem; }

.s3r .reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.2,1); }
.s3r .reveal.is-in { opacity: 1; transform: none; }
.s3r .reveal-stagger.is-in > * { transition-delay: calc(var(--i, 0) * 70ms); }

/* ---------------------------- Announcement bar --------------------------- */
.s3r .topbar {
  background: var(--navy-black); color: rgba(255,255,255,0.82);
  font-size: 0.82rem; padding: 0.55rem 0;
}
.s3r .topbar .wrap { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.s3r .topbar a { text-decoration: none; color: #fff; font-weight: 600; }
.s3r .topbar .topbar-links { display: flex; gap: 1.4rem; }
.s3r .topbar .topbar-links span i, .s3r .topbar .topbar-links a i { color: var(--red); margin-right: 0.35rem; }

/* --------------------------------- Header --------------------------------- */
.s3r header.site {
  position: sticky; top: 0; z-index: 50; background: rgba(251,250,247,0.9);
  backdrop-filter: blur(10px); border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.s3r header.site.is-scrolled { border-color: var(--line); box-shadow: var(--shadow-sm); }
.s3r .nav-row { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 0; gap: 1.5rem; }
.s3r .brand img { height: 44px; width: auto; display: block; }
.s3r .nav-links { display: flex; gap: 1.9rem; align-items: center; font-size: 0.92rem; font-weight: 600; }
.s3r .nav-links > li > a { text-decoration: none; color: var(--ink); padding: 0.4rem 0; position: relative; }
.s3r .nav-links > li > a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--red);
  transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
}
.s3r .nav-links > li > a:hover::after { transform: scaleX(1); }
.s3r .nav-cta { display: flex; align-items: center; gap: 0.9rem; }
.s3r .nav-signin { font-size: 0.88rem; font-weight: 700; text-decoration: none; color: var(--ink); }
.s3r .nav-toggle { display: none; background: none; border: 1px solid var(--line-strong); border-radius: 8px; padding: 0.5rem 0.65rem; }
@media (max-width: 940px) {
  .s3r .nav-links { display: none; }
  .s3r .nav-toggle { display: inline-flex; }
  .s3r .nav-cta .nav-signin { display: none; }
}

/* ---------------------------------- Hero ---------------------------------- */
.s3r .hero {
  position: relative; overflow: hidden; color: #fff; isolation: isolate;
  min-height: min(88vh, 780px); display: flex; align-items: flex-end;
}
.s3r .hero-media { position: absolute; inset: 0; z-index: -2; }
.s3r .hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.s3r .hero-scrim {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, rgba(16,14,41,.96) 0%, rgba(16,14,41,.88) 32%, rgba(16,14,41,.55) 58%, rgba(16,14,41,.25) 100%),
    linear-gradient(0deg, rgba(16,14,41,.55), transparent 40%);
}
.s3r .hero-inner { padding: clamp(6.5rem, 16vw, 9.5rem) 0 clamp(3rem, 6vw, 4rem); width: 100%; }
.s3r .hero-badge {
  display: inline-flex; align-items: center; gap: 0.55rem; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.04em; color: #ed1f26; margin-bottom: 1.5rem;
  background: rgba(251,211,138,0.12); border: 1px solid rgba(251,211,138,0.34);
  padding: 0.45rem 0.9rem 0.45rem 0.65rem; border-radius: 999px;
}
.s3r .hero-badge svg { width: 15px; height: 15px; flex: none; }
.s3r .hero h1 {
  font-size: clamp(2.4rem, 5.2vw, 3.9rem); line-height: 1.05; color: #fff; max-width: 19ch;
  font-weight: 600;
}
.s3r .hero h1 em { font-style: normal; color: #ff6b71; }
.s3r .hero .lede { font-size: 1.12rem; color: rgba(255,255,255,0.82); max-width: 34rem; margin: 1.25rem 0 2rem; }
.s3r .hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.75rem; }
.s3r .hero-proof { display: flex; gap: clamp(1.5rem, 4vw, 3rem); flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,0.18); padding-top: 1.75rem; }
.s3r .hero-proof div { min-width: 6rem; }
.s3r .hero-proof strong {
  display: block; font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2rem);
  font-variant-numeric: tabular-nums; color: #fff;
}
.s3r .hero-proof span { font-size: 0.8rem; color: rgba(255,255,255,0.68); }

/* ------------------------------ Quick actions ------------------------------ */
.s3r .quick-actions { position: relative; z-index: 5; margin-top: -46px; }
.s3r .quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-lg); overflow: hidden; }
.s3r .quick-item {
  display: flex; align-items: center; gap: 0.9rem; padding: 1.4rem 1.5rem;
  text-decoration: none; color: var(--ink); border-right: 1px solid var(--line);
  transition: background-color .15s ease;
}
.s3r .quick-item:last-child { border-right: none; }
.s3r .quick-item:hover { background: var(--paper); }
.s3r .quick-item .qi-icon {
  width: 2.5rem; height: 2.5rem; border-radius: 10px; background: rgba(227,30,43,0.08);
  color: var(--red); display: flex; align-items: center; justify-content: center; flex: none;
}
.s3r .quick-item .qi-icon svg { width: 1.3rem; height: 1.3rem; }
.s3r .quick-item strong { display: block; font-size: 0.92rem; }
.s3r .quick-item span { display: block; font-size: 0.78rem; color: var(--muted); }
@media (max-width: 900px) {
  .s3r .quick-grid { grid-template-columns: repeat(2, 1fr); }
  .s3r .quick-item:nth-child(2) { border-right: none; }
  .s3r .quick-item { border-bottom: 1px solid var(--line); }
}
@media (max-width: 560px) {
  .s3r .quick-actions { margin-top: 1.5rem; }
  .s3r .quick-grid { grid-template-columns: 1fr; }
  .s3r .quick-item { border-right: none; }
}

/* ---------------------------------- Layout --------------------------------- */
.s3r section.pad { padding: clamp(3.75rem, 7vw, 6rem) 0; }
.s3r .sec-head { max-width: 40rem; margin-bottom: 2.75rem; }
.s3r .sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.s3r .sec-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.35rem); }
.s3r .sec-head p.lede { color: var(--muted); margin: 0.85rem 0 0; font-size: 1.02rem; }
.s3r .sec-head-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; }
.s3r .link-arrow { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 700; font-size: 0.9rem; color: var(--navy); text-decoration: none; white-space: nowrap; }
.s3r .link-arrow svg { width: 1rem; height: 1rem; transition: transform .15s ease; }
.s3r .link-arrow:hover svg { transform: translateX(3px); }

/* -------------------------------- Destinations ------------------------------ */
.s3r .dest-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.1rem; }
.s3r .dest-card {
  position: relative; aspect-ratio: 3 / 3.6; border-radius: var(--radius); overflow: hidden;
  text-decoration: none; color: #fff; display: flex; flex-direction: column; justify-content: flex-end;
  box-shadow: var(--shadow); isolation: isolate;
}
.s3r .dest-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; z-index: -2; }
.s3r .dest-card:hover img { transform: scale(1.06); }
.s3r .dest-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(0deg, rgba(16,14,41,.92) 0%, rgba(16,14,41,.35) 55%, rgba(16,14,41,.05) 100%);
}
.s3r .dest-card .dc-tag {
  position: absolute; top: 0.9rem; left: 0.9rem; font-family: var(--font-mono); font-size: 0.66rem;
  letter-spacing: 0.08em; background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.3);
  padding: 0.25rem 0.55rem; border-radius: 999px; backdrop-filter: blur(4px);
}
.s3r .dest-card .dc-body { padding: 1.1rem 1.1rem 1.25rem; }
.s3r .dest-card h3 { font-size: 1.15rem; color: #fff; margin-bottom: 0.3rem; }
.s3r .dest-card p { font-size: 0.8rem; color: rgba(255,255,255,0.78); margin: 0; line-height: 1.45; }
@media (max-width: 1080px) { .s3r .dest-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px) { .s3r .dest-grid { grid-template-columns: repeat(2, 1fr); } .s3r .dest-card { aspect-ratio: 3/3.8; } }

/* ---------------------------------- Services -------------------------------- */
.s3r .svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.s3r .svc-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1.9rem;
  background: var(--surface); transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.s3r .svc-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: transparent; }
.s3r .svc-num { font-family: var(--font-display); font-size: 0.85rem; color: var(--muted); margin-bottom: 1.1rem; }
.s3r .svc-icon {
  width: 2.75rem; height: 2.75rem; border-radius: 10px; background: rgba(38,33,99,0.06);
  color: var(--navy); display: flex; align-items: center; justify-content: center; margin-bottom: 1.3rem;
}
.s3r .svc-icon svg { width: 1.5rem; height: 1.5rem; }
.s3r .svc-card h3 { font-size: 1.08rem; margin-bottom: 0.5rem; }
.s3r .svc-card p { margin: 0; color: var(--muted); font-size: 0.9rem; }
@media (max-width: 900px) { .s3r .svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .s3r .svc-grid { grid-template-columns: 1fr; } }

/* ----------------------------------- Trust ----------------------------------- */
.s3r .trust-band { background: var(--navy-ink); color: #fff; }
.s3r .trust-row { display: flex; align-items: center; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap; padding: 3rem 0; }
.s3r .trust-award { display: flex; align-items: center; gap: 1.1rem; }
.s3r .trust-award .ta-icon { width: 2.9rem; height: 2.9rem; color: var(--gold); flex: none; }
.s3r .trust-award strong { display: block; font-family: var(--font-display); font-size: 1.08rem; }
.s3r .trust-award span { display: block; font-size: 0.82rem; color: rgba(255,255,255,0.62); }
.s3r .trust-badge { background: #fff; border-radius: 14px; padding: 0.6rem; display: flex; align-items: center; }
.s3r .trust-badge img { height: 84px; width: auto; }

/* -------------------------------- Journey ------------------------------------ */
.s3r .journey-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--line); }
.s3r .j-step { background: var(--surface); padding: 1.75rem 1.4rem; position: relative; }
.s3r .j-step .j-num {
  font-family: var(--font-display); font-size: 1.05rem; width: 2.15rem; height: 2.15rem; border-radius: 999px;
  background: var(--navy); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 1rem;
}
.s3r .j-step:last-child .j-num { background: var(--red); }
.s3r .j-step h4 { font-size: 0.94rem; margin-bottom: 0.4rem; }
.s3r .j-step p { font-size: 0.8rem; color: var(--muted); margin: 0; }
@media (max-width: 980px) { .s3r .journey-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px) { .s3r .journey-grid { grid-template-columns: 1fr; } }

/* ------------------------------- Testimonials --------------------------------- */
.s3r .stories-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
.s3r .story-card { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.s3r .story-card img { width: 100%; height: auto; display: block; }
@media (max-width: 760px) { .s3r .stories-row { grid-template-columns: 1fr; } }

/* ----------------------------------- Event ------------------------------------- */
.s3r .event-feature { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--surface); box-shadow: var(--shadow); }
.s3r .event-feature img { width: 100%; height: 100%; object-fit: contain; background: var(--navy-black); min-height: 280px; }
.s3r .event-copy { padding: clamp(2rem, 4vw, 3rem); display: flex; flex-direction: column; justify-content: center; }
.s3r .event-copy h3 { font-size: 1.5rem; margin: 0.7rem 0 0.85rem; }
.s3r .event-meta { display: flex; gap: 1.5rem; flex-wrap: wrap; margin: 1.25rem 0 1.5rem; font-size: 0.86rem; color: var(--muted); }
.s3r .event-meta span { display: flex; align-items: center; gap: 0.4rem; }
.s3r .event-meta svg { width: 1rem; height: 1rem; color: var(--red); }
@media (max-width: 820px) { .s3r .event-feature { grid-template-columns: 1fr; } .s3r .event-feature img { min-height: 220px; } }

/* --------------------------------- CTA band -------------------------------------- */
.s3r .cta-band { text-align: center; padding: clamp(4rem, 7vw, 5.5rem) 0; }
.s3r .cta-band h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); max-width: 32rem; margin: 0 auto 1rem; }
.s3r .cta-band p { color: var(--muted); max-width: 30rem; margin: 0 auto 2rem; }
.s3r .cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ------------------------------------ Footer -------------------------------------- */
.s3r footer.site { background: var(--navy-black); color: rgba(255,255,255,0.66); font-size: 0.88rem; }
.s3r .footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 2rem; padding: 4rem 0 2.5rem; }
.s3r .footer-brand img { height: 40px; filter: brightness(0) invert(1); margin-bottom: 1.1rem; }
.s3r .footer-brand p { max-width: 20rem; font-size: 0.86rem; }
.s3r .footer-social { display: flex; gap: 0.65rem; margin-top: 1.25rem; }
.s3r .footer-social a { width: 2.2rem; height: 2.2rem; border-radius: 999px; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; text-decoration: none; }
.s3r .footer-social a:hover { background: var(--red); }
.s3r .footer-social svg { width: 1rem; height: 1rem; color: #fff; }
.s3r .footer-grid h4 { font-family: var(--font-body); color: #fff; font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase; margin: 0 0 1.1rem; font-weight: 700; }
.s3r .footer-grid ul { display: flex; flex-direction: column; gap: 0.6rem; }
.s3r .footer-grid a { text-decoration: none; color: rgba(255,255,255,0.66); }
.s3r .footer-grid a:hover { color: #fff; }
.s3r .footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 1.3rem 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem; font-size: 0.78rem; }
@media (max-width: 900px) { .s3r .footer-grid { grid-template-columns: repeat(2, 1fr); } }

/* --------------------------------- Mobile nav sheet -------------------------------- */
.s3r .mnav { position: fixed; inset: 0; z-index: 60; background: var(--navy-black); color: #fff; padding: 1.5rem; display: none; flex-direction: column; }
.s3r .mnav.is-open { display: flex; }
.s3r .mnav-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; }
.s3r .mnav-head img { height: 36px; filter: brightness(0) invert(1); }
.s3r .mnav-close { background: none; border: 1px solid rgba(255,255,255,0.3); border-radius: 8px; color: #fff; padding: 0.5rem 0.65rem; }
.s3r .mnav ul { display: flex; flex-direction: column; gap: 0.25rem; font-size: 1.35rem; font-family: var(--font-display); }
.s3r .mnav a { text-decoration: none; color: #fff; padding: 0.7rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.s3r .mnav .mnav-cta { margin-top: auto; display: flex; flex-direction: column; gap: 0.8rem; }