/* BS Academy landing pages */
:root {
  --navy: #0B1730;
  --navy2: #13234A;
  --navy3: #1E3466;
  --line-d: #2A3F70;
  --amber: #FFB703;
  --ink: #0B1730;
  --muted: #4A5675;
  --line: #DCE2EE;
  --bg-alt: #F4F6FB;
  --acc: #FFB703;
  --r: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: #fff; font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: #1D4ED8; }
a:hover { color: #1E3A8A; }
h1, h2, h3 { font-family: "Space Grotesk", Inter, sans-serif; line-height: 1.15; margin: 0 0 .5em; }
.ac-wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.ac-narrow { max-width: 860px; }
.ac-center { text-align: center; }
.ac-center-row { justify-content: center; }
.ac-h1 { font-size: clamp(40px, 6.4vw, 72px); font-weight: 700; letter-spacing: -1.5px; }
.ac-h1-sm { font-size: clamp(32px, 4.6vw, 52px); }
.ac-h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 700; letter-spacing: -.5px; }
.ac-h3 { font-size: 24px; font-weight: 700; }
.ac-sub { color: var(--muted); margin: 0 0 32px; }
.ac-lead { font-size: 19px; color: #D6DDEC; margin: 0 0 22px; max-width: 600px; }

/* Buttons */
.ac-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 12px 26px; border-radius: 999px; border: 2px solid var(--amber); background: var(--amber); color: var(--navy); font-weight: 700; font-size: 17px; text-decoration: none; cursor: pointer; transition: transform .15s, background .15s; font-family: inherit; }
.ac-btn:hover { background: #FFC83D; border-color: #FFC83D; color: var(--navy); transform: translateY(-1px); }
.ac-btn:focus-visible, .ac-link:focus-visible, .ac-field input:focus-visible { outline: 3px solid #93C5FD; outline-offset: 2px; }
.ac-btn-sm { min-height: 44px; padding: 8px 20px; font-size: 15px; }
.ac-btn-block { width: 100%; }
.ac-btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
.ac-btn-ghost:hover { background: rgba(255, 255, 255, .1); color: #fff; border-color: #fff; }
.ac-btn-dark { background: var(--navy); border-color: var(--navy); color: #fff; }
.ac-btn-dark:hover { background: var(--navy2); border-color: var(--navy2); color: #fff; }
.ac-btn-ghost-dark { background: transparent; border-color: var(--navy); color: var(--navy); }
.ac-btn-ghost-dark:hover { background: rgba(11, 23, 48, .08); color: var(--navy); }
.ac-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--navy); text-decoration: none; min-height: 44px; }
.ac-link:hover { color: #1D4ED8; }

/* Top bar */
.ac-top { position: sticky; top: 0; z-index: 50; background: rgba(11, 23, 48, .97); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line-d); }
.ac-top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.ac-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; }
.ac-brand img { height: 40px; width: auto; background: #fff; border-radius: 8px; padding: 3px; }
.ac-brand-txt { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 22px; letter-spacing: 1px; line-height: 1.05; }
.ac-brand-txt b { color: var(--amber); }
.ac-brand-txt small { display: block; font-family: Inter, sans-serif; font-weight: 500; font-size: 12px; letter-spacing: 0; color: #B8C3DB; }
.ac-top-actions { display: flex; align-items: center; gap: 18px; }
.ac-top-call { display: inline-flex; align-items: center; gap: 8px; color: #fff; font-weight: 600; text-decoration: none; min-height: 44px; }
.ac-top-call:hover { color: var(--amber); }

/* Hero */
.ac-hero { background: var(--navy); color: #fff; padding: 56px 0 72px; position: relative; overflow: hidden; }
.ac-hero::before { content: ""; position: absolute; right: -180px; top: -180px; width: 560px; height: 560px; border-radius: 50%; border: 2px solid #1C2E55; box-shadow: 0 0 0 90px rgba(28, 46, 85, .0), inset 0 0 0 100px rgba(0,0,0,0); pointer-events: none; }
.ac-hero::after { content: ""; position: absolute; right: -80px; top: -80px; width: 360px; height: 360px; border-radius: 50%; border: 2px solid #1C2E55; pointer-events: none; }
.ac-hero-in { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: start; position: relative; z-index: 1; }
.ac-pill { display: inline-flex; align-items: center; gap: 8px; background: var(--amber); color: var(--navy); font-weight: 700; font-size: 14px; letter-spacing: 2px; text-transform: uppercase; padding: 9px 18px; border-radius: 999px; margin-bottom: 22px; }
.ac-pill-acc { background: var(--acc); }
.ac-hero-course .ac-h1 { color: #fff; }
.ac-ticks { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 10px; }
.ac-ticks li { display: flex; gap: 12px; align-items: flex-start; font-size: 17px; font-weight: 500; }
.ac-ticks svg { color: var(--acc); flex: none; margin-top: 2px; }
.ac-ticks-sm li { font-size: 16px; }
.ac-hero-btns { display: flex; flex-wrap: wrap; gap: 14px; }

/* Chips */
.ac-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 26px; }
.ac-chips span, .ac-chips a { font-weight: 600; font-size: 15px; padding: 7px 16px; border-radius: 999px; background: var(--navy2); border: 1.5px solid var(--line-d); color: #fff; }
.ac-chips-sm { gap: 8px; margin-bottom: 18px; }
.ac-chips-sm span { background: var(--bg-alt); border-color: var(--line); color: var(--ink); font-size: 13px; padding: 4px 12px; }
.ac-chips-links a { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--ink); border-color: var(--line); text-decoration: none; min-height: 44px; }
.ac-chips-links a:hover { border-color: var(--navy); }

/* Fee boxes (course pages) */
.ac-fees { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 0 0 24px; max-width: 600px; }
.ac-fee { background: var(--navy2); border: 2px solid var(--line-d); border-radius: var(--r); padding: 18px 20px; display: flex; flex-direction: column; gap: 2px; }
.ac-fee-main { border-color: var(--acc); }
.ac-fee-lbl { font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; font-weight: 700; color: #B8C3DB; }
.ac-fee-amt { font-family: "Space Grotesk", sans-serif; font-size: 36px; font-weight: 700; }
.ac-fee-main .ac-fee-amt { color: var(--acc); }
.ac-fee-amt small { font-family: Inter, sans-serif; font-size: 15px; font-weight: 600; color: #D6DDEC; }
.ac-fee-note { font-size: 15px; color: #D6DDEC; }

/* Form */
.ac-form-card { background: #fff; color: var(--ink); border-radius: 24px; padding: 30px 28px; box-shadow: 0 24px 60px rgba(0, 0, 0, .35); scroll-margin-top: 84px; }
.ac-form-title { font-size: 26px; margin-bottom: 4px; }
.ac-form-sub { color: var(--muted); margin: 0 0 18px; font-size: 15px; }
.ac-field { display: block; font-weight: 600; font-size: 14px; margin-bottom: 14px; }
.ac-field input, .ac-field select, .ac-field textarea { display: block; width: 100%; margin-top: 6px; border: 1.5px solid #C5CEDF; border-radius: 12px; padding: 12px 14px; font-size: 16px; font-family: inherit; color: var(--ink); background: #fff; min-height: 48px; }
.ac-field textarea { resize: vertical; min-height: 64px; }
.ac-field input:focus, .ac-field select:focus, .ac-field textarea:focus { outline: none; border-color: #1D4ED8; box-shadow: 0 0 0 3px rgba(29, 78, 216, .18); }
.ac-field input.ac-bad, .ac-field select.ac-bad { border-color: #B42318; box-shadow: 0 0 0 3px rgba(180, 35, 24, .12); }
.ac-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ac-check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); margin: 4px 0 18px; cursor: pointer; }
.ac-check input { width: 20px; height: 20px; margin: 1px 0 0; flex: none; accent-color: var(--navy); }
.ac-check.ac-bad span { color: #B42318; }
.ac-form-note { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 13px; color: var(--muted); margin: 12px 0 0; }
.ac-hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.ac-alert { border-radius: 12px; padding: 12px 16px; margin-bottom: 16px; font-weight: 600; font-size: 15px; }
.ac-alert-err { background: #FDECEC; color: #8A1C14; border: 1px solid #F3B3AE; }

/* Sections */
.ac-section { padding: 80px 0; }
.ac-alt { background: var(--bg-alt); }

/* Course cards */
.ac-courses { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ac-course { border: 1.5px solid var(--line); border-top: 6px solid var(--acc); border-radius: var(--r); padding: 26px; display: flex; flex-direction: column; background: #fff; }
.ac-course-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.ac-course-ico { width: 56px; height: 56px; border-radius: 16px; background: var(--navy); color: var(--acc); display: flex; align-items: center; justify-content: center; }
.ac-course-dur { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--muted); }
.ac-course h3 { font-size: 24px; margin-bottom: 6px; }
.ac-course-tag { color: var(--muted); margin: 0 0 16px; font-size: 15px; }
.ac-course-fee { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: auto; padding: 16px 0; border-top: 1px solid var(--line); }
.ac-course-fee strong { font-family: "Space Grotesk", sans-serif; font-size: 24px; }
.ac-course-fee small { font-size: 12px; font-weight: 600; color: var(--muted); }
.ac-course-fee span { display: block; font-size: 13px; color: var(--muted); }
.ac-course-btns { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

/* Data center band */
.ac-dc { background: var(--navy); color: #fff; padding: 64px 0; }
.ac-dc-in { display: flex; gap: 32px; align-items: center; }
.ac-dc-ico { flex: none; width: 112px; height: 112px; border-radius: 28px; background: var(--navy3); color: var(--amber); display: flex; align-items: center; justify-content: center; }
.ac-dc p { color: #D6DDEC; font-size: 18px; margin: 0; max-width: 820px; }

/* Why / Who */
.ac-grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ac-grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.ac-why, .ac-who { background: #fff; border: 1.5px solid var(--line); border-radius: var(--r); padding: 26px; }
.ac-why-ico { width: 52px; height: 52px; border-radius: 14px; background: var(--navy); color: var(--acc); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.ac-why h3, .ac-who h3 { font-size: 20px; margin-bottom: 6px; }
.ac-why p, .ac-who p { margin: 0; color: var(--muted); font-size: 15px; }
.ac-who svg { color: var(--navy); margin-bottom: 12px; }

/* Steps */
.ac-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.ac-steps li { text-align: center; }
.ac-steps span { display: inline-flex; width: 52px; height: 52px; border-radius: 50%; background: var(--navy); color: var(--amber); font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 22px; align-items: center; justify-content: center; margin-bottom: 12px; }
.ac-steps h3 { font-size: 18px; margin-bottom: 4px; }
.ac-steps p { margin: 0; color: var(--muted); font-size: 15px; }

/* Course page sections */
.ac-two { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.ac-learn { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.ac-learn li { display: flex; gap: 14px; align-items: flex-start; font-size: 17px; font-weight: 500; }
.ac-learn svg { flex: none; color: #0E7C4A; margin-top: 1px; }
.ac-learn-who svg { color: var(--navy); }
.ac-plan { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 28px; }
.ac-month { background: #fff; border: 1.5px solid var(--line); border-left: 0; border-top: 6px solid var(--acc); border-radius: var(--r); padding: 26px; }
.ac-month-n { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; background: var(--navy); color: #fff; border-radius: 999px; padding: 4px 12px; margin-bottom: 12px; }
.ac-month h3 { font-size: 22px; }
.ac-month p { margin: 0; color: var(--muted); }

/* FAQ */
.ac-faq details { border: 1.5px solid var(--line); border-radius: 14px; margin-bottom: 12px; background: #fff; }
.ac-faq summary { cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.ac-faq summary::-webkit-details-marker { display: none; }
.ac-faq summary::after { content: "+"; font-size: 24px; line-height: 1; color: var(--muted); }
.ac-faq details[open] summary::after { content: "−"; }
.ac-faq p { margin: 0; padding: 0 22px 18px; color: var(--muted); }

/* CTA */
.ac-cta { background: var(--amber); padding: 72px 0; }
.ac-cta p { font-size: 18px; margin: 0 0 24px; }
main[style] .ac-cta { background: var(--acc); }

/* Thanks */
.ac-thanks { padding: 96px 0; }
.ac-thanks-ico { width: 88px; height: 88px; border-radius: 50%; background: var(--amber); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 24px; }
.ac-thanks .ac-lead { margin-left: auto; margin-right: auto; }
.ac-thanks .ac-sub { margin-top: 28px; }
.ac-thanks .ac-sub a { color: #fff; }

/* Privacy + footer */
.ac-privacy { padding: 48px 0; background: var(--bg-alt); border-top: 1px solid var(--line); }
.ac-privacy p { color: var(--muted); font-size: 15px; margin: 0; }
.ac-foot { background: var(--navy); color: #D6DDEC; padding: 48px 0 24px; font-size: 15px; }
.ac-foot a { color: #fff; }
.ac-foot a:hover { color: var(--amber); }
.ac-foot-in { display: grid; grid-template-columns: 1.1fr 1.3fr 1fr; gap: 32px; }
.ac-foot-brand { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 24px; letter-spacing: 1px; color: #fff; margin-bottom: 8px; }
.ac-foot-brand b { color: var(--amber); }
.ac-foot-list, .ac-foot-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ac-foot-list li { display: flex; gap: 10px; align-items: flex-start; }
.ac-foot-list svg { flex: none; color: var(--amber); margin-top: 2px; }
.ac-foot-copy { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--line-d); font-size: 13px; color: #B8C3DB; }

/* Mobile sticky bar */
.ac-sticky { display: none; }

@media (max-width: 1024px) {
  .ac-hero-in { grid-template-columns: 1fr; gap: 36px; }
  .ac-courses, .ac-grid3 { grid-template-columns: repeat(2, 1fr); }
  .ac-grid4 { grid-template-columns: repeat(2, 1fr); }
  .ac-steps { grid-template-columns: repeat(3, 1fr); }
  .ac-foot-in { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .ac-section { padding: 56px 0; }
  .ac-hero { padding: 36px 0 48px; }
  .ac-top-call span { display: none; }
  .ac-pill { font-size: 12px; letter-spacing: 1px; padding: 7px 14px; margin-bottom: 16px; }
  .ac-hero .ac-hero-btns { display: none; } /* the sticky bar has Call / WhatsApp */
  .ac-thanks .ac-hero-btns { display: flex; }
  .ac-ticks { gap: 6px; margin-bottom: 8px; }
  .ac-ticks li { font-size: 16px; }
  .ac-top-actions { gap: 8px; }
  .ac-brand-txt { font-size: 19px; }
  .ac-brand img { height: 34px; }
  .ac-lead { font-size: 17px; }
  .ac-courses, .ac-grid3, .ac-grid4, .ac-plan, .ac-two, .ac-foot-in { grid-template-columns: 1fr; }
  .ac-two { gap: 40px; }
  .ac-steps { grid-template-columns: 1fr 1fr; }
  .ac-row2 { grid-template-columns: 1fr; gap: 0; }
  .ac-form-card { padding: 24px 18px; border-radius: 20px; }
  .ac-fee-amt { font-size: 28px; line-height: 1.15; }
  .ac-fee-amt small { display: block; font-size: 13px; }
  .ac-fee { padding: 14px 16px; }
  .ac-dc-in { flex-direction: column; align-items: flex-start; }
  .ac-dc-ico { width: 80px; height: 80px; }
  .ac-sticky { display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: #fff; box-shadow: 0 -6px 20px rgba(11, 23, 48, .18); }
  .ac-sticky a { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 56px; font-weight: 700; color: var(--navy); text-decoration: none; }
  .ac-sticky a + a { border-left: 1px solid var(--line); }
  .ac-sticky .ac-sticky-main { background: var(--amber); }
  body { padding-bottom: 56px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .ac-btn { transition: none; } }