/* ============================================================
   SBD Tricks Tutorials — Design System
   Concept: "the worked solution" — notebook grid, ink, marigold,
   mono-spaced numbers. Scholarly, warm, precise.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --ink:        #005A2B;
  --ink-2:      #00713A;
  --ink-3:      #2E7D52;
  --text:       #17251D;
  --muted:      #5A6B60;
  --paper:      #FFFFFF;
  --paper-2:    #EEF4EA;
  --card:       #FFFFFF;
  --marigold:   #F4C21D;
  --marigold-2: #B98A0A;
  --marigold-soft: #FBEFC4;
  --green:      #1E8E4E;
  --line:       rgba(0,90,43,0.12);
  --line-2:     rgba(0,90,43,0.20);
  --shadow-sm:  0 1px 2px rgba(0,50,25,.07), 0 4px 14px rgba(0,50,25,.06);
  --shadow-md:  0 10px 30px rgba(0,50,25,.10);
  --shadow-lg:  0 24px 60px rgba(0,50,25,.16);

  --font-display: "Bricolage Grotesque", "Plus Jakarta Sans", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SF Mono", monospace;

  --container: 1180px;
  --radius: 18px;
  --radius-sm: 12px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 92px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--paper);
  line-height: 1.7;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
ul { list-style: none; padding: 0; }
:focus-visible { outline: 3px solid var(--marigold); outline-offset: 3px; border-radius: 4px; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 1.4rem; }
.section { padding: clamp(4.5rem, 9vw, 8rem) 0; position: relative; }
.section--paper2 { background: var(--paper-2); }
.section--ink { background: var(--ink); color: #E8F2EC; }

/* faint notebook grid background */
.grid-bg::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 30%, transparent 78%);
          mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 30%, transparent 78%);
  opacity: .55;
}
.section > .container { position: relative; z-index: 1; }

/* ---------- Type ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink);
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 700;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--marigold); display: inline-block; }
.section--ink .eyebrow { color: var(--marigold); }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.06; letter-spacing: -0.02em; color: var(--ink); }
.h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); font-weight: 800; }
.h2 { font-size: clamp(2rem, 4.4vw, 3.1rem); }
.h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
.lead { font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: var(--muted); max-width: 56ch; }
.section--ink .lead { color: #C3D8C9; }

.section-head { max-width: 60ch; margin-bottom: clamp(2.4rem, 4vw, 3.6rem); }
.section-head .h2 { margin-top: .9rem; }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }

/* marker highlight behind a word */
.mark { position: relative; white-space: nowrap; }
.mark::after {
  content: ""; position: absolute; left: -.08em; right: -.08em; bottom: .08em; height: .42em;
  background: var(--marigold); opacity: .42; z-index: -1; border-radius: 3px;
  transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease) .25s;
}
.mark.is-in::after { transform: scaleX(1); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .92rem 1.5rem; border-radius: 999px;
  font-weight: 700; font-size: .98rem; letter-spacing: .01em;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  border: 1.5px solid transparent; white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--ink); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--ink-2); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--accent { background: var(--marigold); color: var(--ink); }
.btn--accent:hover { background: var(--marigold-2); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--ink); transform: translateY(-2px); }
.section--ink .btn--ghost { color: #fff; border-color: rgba(255,255,255,.3); }
.section--ink .btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.06); }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .3s, box-shadow .3s, padding .3s;
  padding: 1.1rem 0;
}
.header.scrolled {
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(140%) blur(12px);
  box-shadow: 0 1px 0 var(--line), 0 8px 30px rgba(0,80,40,.06);
  padding: .65rem 0;
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: flex; align-items: center; gap: .7rem; }
.brand__mark {
  width: 44px; height: 44px; border-radius: 12px; background: var(--ink); color: var(--marigold);
  display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; font-size: 1.15rem;
  letter-spacing: -.04em; box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.brand__mark::after { content:""; position:absolute; inset:0; background: linear-gradient(135deg, transparent 60%, rgba(224,151,43,.25)); }
.brand__name { font-family: var(--font-display); font-weight: 800; font-size: 1.12rem; line-height: 1; letter-spacing: -.02em; }
.brand__logo { width: 50px; height: 50px; object-fit: contain; flex-shrink: 0; }
.header .brand__logo { width: 64px; height: 64px; }
.header.scrolled .brand__logo { width: 52px; height: 52px; transition: width .3s, height .3s; }
.brand__sub { font-family: var(--font-mono); font-size: .58rem; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }

.nav-links { display: flex; align-items: center; gap: .35rem; }
.nav-links a {
  padding: .55rem .85rem; border-radius: 10px; font-weight: 600; font-size: .96rem; color: var(--ink-2);
  position: relative; transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--ink); background: rgba(0,80,40,.05); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content:""; position:absolute; left:.85rem; right:.85rem; bottom:.28rem; height:2px; background: var(--marigold); border-radius:2px;
}
.nav-cta { display: flex; align-items: center; gap: .6rem; }

.nav-toggle { display: none; width: 46px; height: 46px; border-radius: 12px; border: 1.5px solid var(--line-2); align-items: center; justify-content: center; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 20px; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle span::before { transform: translateY(-6px); } .nav-toggle span::after { transform: translateY(4px); }
.nav-toggle span { position: relative; }
.nav-toggle span::before, .nav-toggle span::after { position: absolute; left: 0; }
body.menu-open .nav-toggle span { background: transparent; }
body.menu-open .nav-toggle span::before { transform: rotate(45deg); }
body.menu-open .nav-toggle span::after  { transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: clamp(8rem, 14vw, 11rem) 0 clamp(4rem, 7vw, 6.5rem); position: relative; overflow: hidden; }
.hero__inner { }
.hero__copy { max-width: 720px; }
.hero__pill {
  display: inline-flex; align-items: center; gap: .6rem; padding: .45rem .5rem .45rem .85rem;
  border: 1px solid var(--line-2); border-radius: 999px; background: var(--card); font-size: .82rem; font-weight: 600;
  box-shadow: var(--shadow-sm); margin-bottom: 1.4rem;
}
.hero__pill b { background: var(--marigold-soft); color: var(--marigold-2); padding: .2rem .6rem; border-radius: 999px; font-size: .72rem; font-family: var(--font-mono); }
.hero .h1 { margin-bottom: 1.3rem; }
.hero .lead { margin-bottom: 2rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.4rem; }
.hero__trust { display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.hero__avatars { display: flex; }
.hero__avatars img { width: 40px; height: 40px; border-radius: 50%; border: 2.5px solid var(--paper); margin-left: -12px; box-shadow: var(--shadow-sm); }
.hero__avatars img:first-child { margin-left: 0; }
.hero__trust-text { font-size: .9rem; color: var(--muted); }
.hero__trust-text b { color: var(--ink); font-family: var(--font-mono); }
.hero__stars { color: var(--marigold); letter-spacing: 2px; }

/* ---------- Stat strip ---------- */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--card); }
.stats__grid { display: grid; grid-template-columns: repeat(4,1fr); }
.stat { padding: clamp(1.8rem,3vw,2.6rem) 1.2rem; text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat__num { font-family: var(--font-mono); font-weight: 700; font-size: clamp(2rem,3.4vw,2.8rem); color: var(--ink); line-height: 1; }
.stat__num .suffix { color: var(--marigold-2); }
.stat__lbl { color: var(--muted); font-size: .9rem; margin-top: .5rem; font-weight: 600; }

/* ---------- Feature/Why cards ---------- */
.cards-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.2rem; }
.feature {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.7rem 1.5rem;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  position: relative; overflow: hidden;
}
.feature::before { content:""; position:absolute; left:0; top:0; height:3px; width:0; background: var(--marigold); transition: width .4s var(--ease); }
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature:hover::before { width: 100%; }
.feature__icon {
  width: 52px; height: 52px; border-radius: 14px; background: var(--paper-2); color: var(--ink);
  display: grid; place-items: center; margin-bottom: 1.1rem; transition: background .3s, color .3s;
}
.feature:hover .feature__icon { background: var(--ink); color: var(--marigold); }
.feature__icon svg { width: 26px; height: 26px; }
.feature h3 { font-size: 1.18rem; margin-bottom: .5rem; }
.feature p { color: var(--muted); font-size: .96rem; }

/* ---------- Course cards ---------- */
.course-filters { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 2.2rem; }
.chip {
  padding: .5rem 1.1rem; border-radius: 999px; border: 1.5px solid var(--line-2); font-weight: 600; font-size: .9rem;
  color: var(--ink-2); transition: all .25s;
}
.chip:hover { border-color: var(--ink); }
.chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }

.courses { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.course {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column; transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.course:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.course__media { aspect-ratio: 16/10; overflow: hidden; position: relative; background: linear-gradient(160deg,var(--ink-2),var(--ink)); }
.course__media img { width:100%; height:100%; object-fit: cover; transition: transform .6s var(--ease); }
.course:hover .course__media img { transform: scale(1.06); }
.course__cat {
  position: absolute; top: .9rem; left: .9rem; background: var(--ink); color: #fff;
  font-size: .72rem; font-weight: 700; padding: .4rem .8rem; border-radius: 999px; letter-spacing: .03em;
  box-shadow: var(--shadow-sm);
}
.course__save {
  position: absolute; top: .8rem; right: .8rem; width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,.92); display: grid; place-items: center; color: var(--ink);
  box-shadow: var(--shadow-sm); transition: background .2s, color .2s, transform .2s;
}
.course__save:hover { background: var(--ink); color: #fff; transform: translateY(-2px); }
.course__save svg { width: 16px; height: 16px; }
.course__top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; margin-bottom: .8rem; }
.course__tutor { display: inline-flex; align-items: center; gap: .5rem; font-size: .85rem; color: var(--muted); min-width: 0; }
.course__tutor img { width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0; }
.course__tutor b { color: var(--ink); font-weight: 700; }
.course__price { font-family: var(--font-mono); white-space: nowrap; text-align: right; }
.course__price .was { color: var(--muted); text-decoration: line-through; font-size: .78rem; margin-right: .35rem; }
.course__price .now { color: var(--green); font-weight: 700; font-size: 1.05rem; }
.course__rating { display: flex; align-items: center; gap: .4rem; font-size: .82rem; color: var(--ink); font-weight: 700; margin-bottom: 1rem; }
.course__rating .stars { color: var(--marigold); letter-spacing: 1px; }
.course__rating .muted { color: var(--muted); font-weight: 500; }
.course__body { padding: 1.4rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.course__body h3 { font-size: 1.22rem; margin-bottom: .5rem; }
.course__body p { color: var(--muted); font-size: .92rem; margin-bottom: 1rem; flex: 1; }
.course__meta { display: flex; gap: 1.2rem; font-size: .84rem; color: var(--muted); padding-top: 1rem; border-top: 1px solid var(--line); margin-top: auto; }
.course__meta span { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; }
.course__meta svg { width: 16px; height: 16px; color: var(--marigold-2); }
.course__meta b { font-family: var(--font-mono); color: var(--ink); }

/* ---------- Method (numbered steps) ---------- */
.method { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem,5vw,4.5rem); align-items: center; }
.steps { display: grid; gap: 1.1rem; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: start; padding: 1.2rem 1.3rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .3s var(--ease), box-shadow .3s; }
.step:hover { transform: translateX(6px); box-shadow: var(--shadow-sm); }
.step__n { font-family: var(--font-mono); font-weight: 700; font-size: 1rem; width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--ink); color: var(--marigold); }
.step h3 { font-size: 1.12rem; margin-bottom: .25rem; }
.step p { color: var(--muted); font-size: .94rem; }
.method__aside { position: relative; }
.method__photo { border-radius: 22px; overflow: hidden; box-shadow: var(--shadow-lg); border: 6px solid #fff; aspect-ratio: 3/2; background: linear-gradient(160deg,var(--ink-2),var(--ink)); }
.method__photo img { width:100%; height:100%; object-fit: cover; object-position: center; }
.method__note { position: absolute; bottom: -22px; left: -18px; background: var(--marigold); color: var(--ink); padding: 1rem 1.2rem; border-radius: 16px; box-shadow: var(--shadow-lg); max-width: 230px; }
.method__note b { font-family: var(--font-display); font-size: 1.05rem; display:block; }
.method__note span { font-size: .82rem; }

/* ---------- Results / Achievement ---------- */
.results-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.topper {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem;
  display: flex; gap: 1.1rem; align-items: center; transition: transform .3s var(--ease), box-shadow .3s;
}
.topper:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.topper img { width: 70px; height: 70px; border-radius: 16px; object-fit: cover; flex-shrink: 0; }
.topper h4 { font-family: var(--font-display); font-size: 1.08rem; }
.topper .rank { font-family: var(--font-mono); color: var(--marigold-2); font-weight: 700; font-size: .82rem; }
.topper .exam { color: var(--muted); font-size: .88rem; }

/* ---------- Testimonials ---------- */
.tgrid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.quote {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem;
  display: flex; flex-direction: column; transition: transform .3s var(--ease), box-shadow .3s;
}
.quote:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.quote__stars { color: var(--marigold); letter-spacing: 2px; margin-bottom: .9rem; }
.quote__text { font-size: 1.02rem; color: var(--ink-2); flex: 1; }
.quote__mark { font-family: var(--font-display); font-size: 2.6rem; line-height: .6; color: var(--marigold); height: 1rem; }
.quote__who { display: flex; align-items: center; gap: .8rem; margin-top: 1.3rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.quote__who img { width: 46px; height: 46px; border-radius: 50%; }
.quote__who b { display: block; font-family: var(--font-display); }
.quote__who span { font-size: .85rem; color: var(--muted); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; }
.cta-band .grid-bg::before { -webkit-mask-image: none; mask-image: none; opacity: .14; }
.cta-inner { text-align: center; max-width: 640px; margin-inline: auto; position: relative; z-index: 1; }
.cta-inner .h2 { color: #fff; margin: .8rem 0 1rem; }
.cta-inner .lead { margin-inline: auto; margin-bottom: 2rem; }
.cta-actions { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #CADBD0; padding: clamp(3.5rem,6vw,5rem) 0 2rem; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 2.2rem; padding-bottom: 2.6rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer .brand__name, .footer .brand__mark { color: var(--marigold); }
.footer .brand__name { color: #fff; }
.footer .brand__sub { color: #8FB09C; }
.footer__about { margin: 1.2rem 0 1.4rem; font-size: .95rem; max-width: 34ch; }
.footer h4 { font-family: var(--font-display); color: #fff; font-size: 1.02rem; margin-bottom: 1.1rem; }
.footer__links li { margin-bottom: .65rem; }
.footer__links a { font-size: .95rem; transition: color .2s, padding .2s; }
.footer__links a:hover { color: var(--marigold); padding-left: 4px; }
.footer__contact li { display: flex; gap: .7rem; margin-bottom: 1rem; font-size: .94rem; align-items: flex-start; }
.footer__contact svg { width: 18px; height: 18px; color: var(--marigold); flex-shrink: 0; margin-top: 3px; }
.footer__contact a:hover { color: #fff; }
.socials { display: flex; gap: .6rem; margin-top: 1.4rem; }
.socials a { width: 42px; height: 42px; border-radius: 11px; background: rgba(255,255,255,.07); display: grid; place-items: center; transition: background .25s, transform .25s; }
.socials a:hover { background: var(--marigold); color: var(--ink); transform: translateY(-3px); }
.socials svg { width: 19px; height: 19px; }
.footer__bottom { padding-top: 1.8rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .85rem; color: #8FB09C; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: clamp(8.5rem,13vw,11rem) 0 clamp(3.5rem,6vw,5.5rem); position: relative; overflow: hidden; background: var(--paper-2); }
.page-hero__inner { max-width: 720px; }
.breadcrumb { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.breadcrumb a:hover { color: var(--marigold-2); }
.page-hero .h1 { font-size: clamp(2.4rem,5.5vw,4rem); margin-bottom: 1rem; }

/* ---------- About: story / values ---------- */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,4.5rem); align-items: center; }
.story__media { position: relative; }
.story__media img { border-radius: 22px; box-shadow: var(--shadow-lg); border: 6px solid #fff; aspect-ratio: 4/3.4; object-fit: cover; width: 100%; }
.story__badge { position: absolute; right: -16px; bottom: -22px; background: var(--ink); color: #fff; border-radius: 18px; padding: 1.2rem 1.4rem; box-shadow: var(--shadow-lg); }
.story__badge .num { font-family: var(--font-mono); font-size: 2.2rem; font-weight: 700; color: var(--marigold); line-height: 1; }
.story__badge .lbl { font-size: .8rem; color: #C3D8C9; margin-top: .3rem; }
.story p + p { margin-top: 1rem; }

/* founder: gold accent behind the portrait */
.story--founder .story__media { z-index: 1; }
.story--founder .story__media img { position: relative; z-index: 1; }
.story--founder .story__media::after {
  content: ""; position: absolute; z-index: 0; right: -22px; top: 44px;
  width: 62%; height: 70%; background: var(--marigold); border-radius: 26px;
}
.story p { color: var(--muted); }

.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.mv {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem;
  border-top: 4px solid var(--marigold); transition: transform .3s var(--ease), box-shadow .3s;
}
.mv:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.mv__icon { width: 56px; height: 56px; border-radius: 14px; background: var(--ink); color: var(--marigold); display: grid; place-items: center; margin-bottom: 1.2rem; }
.mv__icon svg { width: 28px; height: 28px; }
.mv h3 { font-size: 1.4rem; margin-bottom: .6rem; }
.mv p { color: var(--muted); }

.values-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.1rem 2.4rem; }
.value { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; }
.value__tick { width: 32px; height: 32px; border-radius: 9px; background: var(--marigold-soft); color: var(--marigold-2); display: grid; place-items: center; flex-shrink: 0; }
.value__tick svg { width: 18px; height: 18px; }
.value h4 { font-family: var(--font-display); font-size: 1.08rem; margin-bottom: .2rem; }
.value p { color: var(--muted); font-size: .94rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(1.8rem,4vw,3.2rem); align-items: start; }
.info-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem 1.5rem; display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.1rem; transition: transform .3s var(--ease), box-shadow .3s; }
.info-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.info-card__icon { width: 50px; height: 50px; border-radius: 13px; background: var(--paper-2); color: var(--ink); display: grid; place-items: center; flex-shrink: 0; }
.info-card__icon svg { width: 24px; height: 24px; }
.info-card h4 { font-family: var(--font-display); font-size: 1.05rem; margin-bottom: .2rem; }
.info-card p, .info-card a { color: var(--muted); font-size: .96rem; }
.info-card a:hover { color: var(--marigold-2); }

.form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.6rem,3vw,2.4rem); box-shadow: var(--shadow-sm); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .45rem; }
.field label .req { color: var(--marigold-2); }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem 1rem; border: 1.5px solid var(--line-2); border-radius: var(--radius-sm);
  font: inherit; font-size: .98rem; background: var(--paper); color: var(--ink); transition: border-color .2s, box-shadow .2s, background .2s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--marigold); background: #fff; box-shadow: 0 0 0 4px rgba(224,151,43,.14); }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #C0392B; }
.field__err { color: #C0392B; font-size: .82rem; margin-top: .35rem; display: none; }
.field.invalid .field__err { display: block; }
.form__submit { width: 100%; justify-content: center; margin-top: .4rem; }
.form__note { text-align: center; color: var(--muted); font-size: .85rem; margin-top: 1rem; }
.form-success {
  display: none; background: #ECF6F0; border: 1px solid #BFE0CD; color: var(--green); border-radius: var(--radius-sm);
  padding: 1rem 1.2rem; margin-bottom: 1.3rem; font-weight: 600; align-items: center; gap: .7rem;
}
.form-success.show { display: flex; }
.form-success svg { width: 22px; height: 22px; flex-shrink: 0; }

.map-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); height: 380px; }
.map-wrap iframe { width: 100%; height: 100%; border: 0; filter: grayscale(.2) contrast(1.05); }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin-inline: auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--card); margin-bottom: .9rem; overflow: hidden; transition: box-shadow .3s; }
.faq-item.open { box-shadow: var(--shadow-sm); }
.faq-q { width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.25rem 1.4rem; font-family: var(--font-display); font-weight: 700; font-size: 1.06rem; }
.faq-q .ico { width: 30px; height: 30px; border-radius: 8px; background: var(--paper-2); display: grid; place-items: center; flex-shrink: 0; transition: transform .3s, background .3s, color .3s; }
.faq-item.open .faq-q .ico { background: var(--ink); color: var(--marigold); transform: rotate(45deg); }
.faq-q .ico svg { width: 16px; height: 16px; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.faq-a p { padding: 0 1.4rem 1.3rem; color: var(--muted); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .cards-4 { grid-template-columns: repeat(2,1fr); }
  .courses, .results-grid, .tgrid-3 { grid-template-columns: repeat(2,1fr); }
  .method, .story, .contact-grid { grid-template-columns: 1fr; }
  .method__aside, .story__media { max-width: 480px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  html { scroll-padding-top: 76px; }
  .nav-links, .nav-cta .btn { display: none; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 70px 0 auto 0; flex-direction: column; align-items: stretch; gap: .2rem;
    background: var(--paper); padding: 1rem 1.4rem 1.6rem; box-shadow: var(--shadow-md);
    transform: translateY(-130%); transition: transform .4s var(--ease); border-bottom: 1px solid var(--line);
  }
  body.menu-open .nav-links { transform: none; display: flex; }
  .nav-links a { padding: .85rem .6rem; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav-links a.active::after { display: none; }
  .nav-links .btn { display: inline-flex; justify-content: center; margin-top: .8rem; }
  .stats__grid { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .cards-4, .courses, .results-grid, .tgrid-3, .mv-grid, .values-list, .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .method__note { left: 0; }
}
@media (max-width: 420px) {
  .hero__cta .btn, .cta-actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .mark::after { transform: scaleX(1) !important; }
}

/* ============================================================
   EMERALD LUXE — dark-light hybrid  (additive · v4)
   Deep-emerald animated mesh canvas + floating geometry +
   bright glass content panels + glowing gold accents.
   Brand-locked: green (--ink family) + gold (--marigold family).
   Content sits on LIGHT glass panels -> existing dark text stays
   readable; dark frame (hero, page-hero, CTA, footer) uses light
   text already defined by .section--ink / hero overrides below.
   ============================================================ */

/* ---- keyframes ---- */
@keyframes lxMesh   { from { transform: translate3d(0,0,0) scale(1); }
                      to   { transform: translate3d(-3%,2%,0) scale(1.08); } }
@keyframes lxShapes { from { transform: translate3d(0,0,0) rotate(0deg); }
                      to   { transform: translate3d(2%,-2.5%,0) rotate(4deg); } }
@keyframes lxFloat  { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes lxGlow   { 0%,100% { opacity:.85; } 50% { opacity:1; } }
@keyframes lxHeroFlow {
  0%   { background-position: 0% 0%, 100% 0%, 50% 100%, 0 0; }
  100% { background-position: 22% 28%, 72% 18%, 38% 72%, 0 0; }
}

/* ---- 1. DEEP EMERALD CANVAS (fixed = parallax) + animated mesh ---- */
body { background: #06170E; color: var(--text); }
body::before {        /* animated emerald + gold mesh */
  content:""; position:fixed; inset:-12%; z-index:-2; pointer-events:none;
  background:
    radial-gradient(50% 52% at 78% 10%, rgba(244,194,29,.16), transparent 60%),
    radial-gradient(56% 56% at 10% 22%, rgba(0,128,60,.32),   transparent 62%),
    radial-gradient(62% 62% at 64% 86%, rgba(0,92,44,.46),    transparent 66%),
    radial-gradient(52% 52% at 94% 96%, rgba(244,194,29,.10), transparent 60%);
  animation: lxMesh 24s ease-in-out infinite alternate, lxGlow 12s ease-in-out infinite;
  will-change: transform, opacity;
}
body::after {         /* floating geometric rings */
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(circle at 86% 15%, transparent 68px, rgba(244,194,29,.06) 70px, transparent 74px),
    radial-gradient(circle at 11% 32%, transparent 116px, rgba(46,160,96,.07) 118px, transparent 123px),
    radial-gradient(circle at 80% 76%, transparent 48px, rgba(244,194,29,.05) 50px, transparent 54px),
    radial-gradient(circle at 24% 84%, transparent 92px, rgba(244,194,29,.045) 94px, transparent 99px),
    radial-gradient(circle at 50% 50%, transparent 180px, rgba(46,160,96,.04) 182px, transparent 188px);
  animation: lxShapes 30s ease-in-out infinite alternate;
  will-change: transform;
}

/* ---- 2. HEADER: glassy emerald bar, light nav over the dark frame ---- */
.nav-links a { color: rgba(255,255,255,.82); }
.nav-links a:hover { color:#fff; background: rgba(255,255,255,.08); }
.nav-links a.active { color:#fff; }
.nav-toggle { border-color: rgba(255,255,255,.34); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { background:#fff; }
.header.scrolled {
  background: rgba(5,24,14,.62);
  -webkit-backdrop-filter: saturate(150%) blur(16px); backdrop-filter: saturate(150%) blur(16px);
  box-shadow: 0 1px 0 rgba(244,194,29,.18), 0 12px 34px rgba(0,20,10,.4);
}

/* ---- 3. IMMERSIVE EMERALD HERO ---- */
.hero {
  min-height: 100vh; min-height: 100svh;
  display:flex; align-items:center;
  padding-top: clamp(7rem,12vw,9rem);
  background:
    radial-gradient(54% 60% at 16% 24%, rgba(0,150,72,.30), transparent 70%),
    radial-gradient(52% 56% at 86% 14%, rgba(244,194,29,.22), transparent 70%),
    radial-gradient(60% 60% at 72% 98%, rgba(0,80,38,.55), transparent 72%),
    linear-gradient(160deg, #073A20, #04150C 70%);
  background-size: 160% 160%,170% 170%,165% 165%,100% 100%;
  animation: lxHeroFlow 20s ease-in-out infinite alternate;
}
.hero.grid-bg::before, .page-hero.grid-bg::before {  /* faint gold grid texture */
  background-image:
    linear-gradient(rgba(244,194,29,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244,194,29,.10) 1px, transparent 1px);
  opacity:.5;
}
/* drifting particles */
.hero::after, .page-hero::after {
  content:""; position:absolute; inset:-30px 0; z-index:0; pointer-events:none;
  background-image:
    radial-gradient(2.2px 2.2px at 12% 18%, rgba(244,194,29,.55), transparent 60%),
    radial-gradient(2px 2px   at 78% 26%, rgba(255,255,255,.45), transparent 60%),
    radial-gradient(1.8px 1.8px at 40% 64%, rgba(244,194,29,.4), transparent 60%),
    radial-gradient(2.4px 2.4px at 64% 80%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1.6px 1.6px at 28% 86%, rgba(46,200,120,.5), transparent 60%),
    radial-gradient(2px 2px   at 90% 58%, rgba(244,194,29,.4), transparent 60%),
    radial-gradient(1.8px 1.8px at 6% 50%, rgba(255,255,255,.4), transparent 60%);
  animation: lxFloat 9s ease-in-out infinite;
}
/* hero text -> light + gold */
.hero .h1 { color:#FBFBF4; text-shadow: 0 2px 30px rgba(0,0,0,.25); }
.hero .lead { color: rgba(226,240,230,.82); }
.hero .mark::after { background: linear-gradient(90deg, var(--marigold), #FFDD66); opacity:.95; height:.5em; box-shadow: 0 0 26px rgba(244,194,29,.55); }
.hero__pill {
  background: rgba(255,255,255,.10); color:#EAF3EC;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-color: rgba(244,194,29,.5); box-shadow: 0 0 30px rgba(244,194,29,.18);
}
.hero__pill b { background: rgba(244,194,29,.2); color:#FFE07A; }
.hero__trust-text { color: rgba(220,235,224,.8); }
.hero__trust-text b { color:#FFE07A; }
.hero__avatars img { border-color: rgba(255,255,255,.85); }
/* glassmorphism CTA */
.hero__cta .btn--primary {
  background: linear-gradient(135deg, rgba(244,194,29,.95), #E0A21B); color:#06210F;
  border:1px solid rgba(255,255,255,.4);
  box-shadow: 0 12px 40px rgba(244,194,29,.34), inset 0 1px 0 rgba(255,255,255,.5);
}
.hero__cta .btn--primary:hover { transform: translateY(-3px); box-shadow: 0 18px 52px rgba(244,194,29,.45); }
.hero__cta .btn--ghost {
  background: rgba(255,255,255,.1); color:#EAF3EC; border:1px solid rgba(255,255,255,.4);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.hero__cta .btn--ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-3px); }

/* ---- 4. INNER PAGE HERO -> emerald to match the frame ---- */
.page-hero {
  background:
    radial-gradient(56% 62% at 14% 8%, rgba(0,150,72,.28), transparent 70%),
    radial-gradient(54% 56% at 90% 0%, rgba(244,194,29,.2), transparent 70%),
    linear-gradient(160deg, #073A20, #04150C 75%);
  background-size: 160% 160%,160% 160%,100% 100%;
  animation: lxHeroFlow 22s ease-in-out infinite alternate;
}
.page-hero .h1 { color:#FBFBF4; }
.page-hero .lead { color: rgba(226,240,230,.82); }
.page-hero .breadcrumb { color: rgba(214,232,220,.7); }
.page-hero .breadcrumb a:hover { color:#FFE07A; }
.page-hero .h1 .mark::after { background: linear-gradient(90deg, var(--marigold), #FFDD66); box-shadow: 0 0 26px rgba(244,194,29,.5); }

/* ---- 5. CONTENT SECTIONS — flat, full-bleed, flush (no floating divider) ---- */
main > .section:not(.section--ink), main > .stats {
  position: relative;
  margin: -1px 0 0;          /* seal seams so the dark canvas can't peek through */
  border-radius: 0;
  background: #FFFFFF;
  overflow: hidden;
}
.section > .container, .stats > .container { position: relative; z-index: 2; }
/* soft gold glow inside each panel for depth */
main > .section:not(.section--ink)::before {
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(60% 50% at 100% 0%, rgba(244,194,29,.08), transparent 60%),
    radial-gradient(60% 60% at 0% 100%, rgba(0,120,58,.06), transparent 62%);
}
.section--paper2 { background: var(--paper-2) !important; }
main > .stats { background: #FFFFFF; }
/* the results grid panel keeps its notebook grid, softened */
main > .section.grid-bg::before { opacity:.3; }

/* ---- 6. PREMIUM CARDS (crisp glass on bright panels, gold hover glow) ---- */
.feature, .course, .mv, .quote, .topper, .info-card, .step, .faq-item, .form {
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(0,90,43,.12);
  box-shadow: 0 14px 36px -18px rgba(0,40,20,.32), inset 0 1px 0 rgba(255,255,255,.9);
  transition: transform .42s var(--ease), box-shadow .42s var(--ease), border-color .42s;
}
.feature:hover, .course:hover, .mv:hover, .quote:hover, .topper:hover, .info-card:hover {
  transform: translateY(-9px) scale(1.012);
  box-shadow: 0 34px 64px -22px rgba(0,40,20,.4), 0 0 0 1px rgba(244,194,29,.5), 0 0 40px rgba(244,194,29,.18);
  border-color: transparent;
}
.step:hover { transform: translateX(6px) translateY(-3px); }

/* ---- 7. DARK CTA + footer (emerald + gold glow), full-bleed ---- */
.section--ink {
  position: relative;
  margin: -1px 0 0;
  border-radius: 0;
  overflow: hidden;
  background:
    radial-gradient(50% 70% at 10% 0%, rgba(244,194,29,.24), transparent 60%),
    radial-gradient(60% 80% at 96% 100%, rgba(0,150,72,.34), transparent 66%),
    linear-gradient(155deg, #0A4526, #052F18) !important;
  color:#E8F2EC;
}
.footer {
  position: relative; overflow: hidden;
  background:
    radial-gradient(60% 60% at 86% -16%, rgba(244,194,29,.16), transparent 58%),
    radial-gradient(64% 70% at 0% 0%, rgba(0,150,72,.22), transparent 64%),
    linear-gradient(180deg, #073A20, #03120A);
  box-shadow: inset 0 1px 0 rgba(244,194,29,.2);
}
.footer .container { position: relative; z-index: 1; }

/* ---- 8. luxe typography accents ---- */
.eyebrow { color: var(--ink-2); }
.section--ink .eyebrow, .footer .eyebrow { color:#FFE07A; }
.hero .h1, .page-hero .h1, .section-head .h2 { letter-spacing:-.03em; }

/* ---- 9. premium scroll entrance + soft parallax feel ---- */
.reveal { transform: translateY(40px) scale(.984); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { transform: none; }

/* ---- 10. MOBILE: dark glass nav drawer + perf safeguards ---- */
@media (max-width: 720px) {
  .nav-links {
    background: rgba(5,22,13,.95);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(244,194,29,.18);
  }
  .nav-links a { color: rgba(255,255,255,.9); border-bottom-color: rgba(255,255,255,.08); }
  .hero { min-height: 92svh; }
  /* pause heavy motion to keep scrolling buttery */
  body::before, body::after, .hero::after, .page-hero::after { animation: none; }
}

/* ---- 11. respect reduced-motion ---- */
@media (prefers-reduced-motion: reduce) {
  body::before, body::after, .hero, .page-hero, .hero::after, .page-hero::after { animation: none; }
}

/* ---- Gallery (matches site tokens; mirrors course-media hover) ---- */
.gallery-grid { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 1.4rem; }
.gallery-grid > .gallery-item { flex: 1 1 300px; }   /* fallback before JS masonry runs */
.gallery-col { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; gap: 1.4rem; }
.gallery-item {
  position: relative; margin: 0; overflow: hidden;
  border-radius: var(--radius); border: 1px solid var(--line);
  box-shadow: var(--shadow-md); background: linear-gradient(160deg, var(--ink-2), var(--ink));
}
.gallery-item img { width: 100%; height: auto; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.gallery-item:hover { box-shadow: var(--shadow-lg); }
.gallery-item:hover img { transform: scale(1.06); }

/* course card description (sub content) */
.course__desc { color: var(--muted); font-size: .9rem; line-height: 1.6; margin: -.2rem 0 .9rem; }

/* Buy Now (WhatsApp enquiry) button on course cards */
.course__buy { margin-top: auto; width: 100%; justify-content: center; gap: .5rem; }
.course__buy svg { width: 18px; height: 18px; }

/* ===== Free-course lead popup ===== */
.lead-modal { position: fixed; inset: 0; z-index: 10000; display: none; align-items: center; justify-content: center; padding: 1.2rem; }
.lead-modal.show { display: flex; }
.lead-modal__backdrop { position: absolute; inset: 0; background: rgba(4,20,12,.55); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.lead-modal__card { position: relative; width: 100%; max-width: 432px; background: #fff; border-radius: 22px; box-shadow: var(--shadow-lg); overflow: hidden; border: 1px solid rgba(0,90,43,.08); animation: leadIn .35s var(--ease); }
@keyframes leadIn { from { opacity: 0; transform: translateY(16px) scale(.97); } to { opacity: 1; transform: none; } }
.lead-modal__bar { display: block; height: 5px; background: linear-gradient(90deg, var(--marigold), #FFDC73); }
.lead-modal__x { position: absolute; top: 12px; right: 14px; width: 34px; height: 34px; border: 0; background: rgba(0,0,0,.05); border-radius: 50%; font-size: 1.4rem; line-height: 1; cursor: pointer; color: var(--ink); }
.lead-modal__x:hover { background: rgba(0,0,0,.1); }
.lead-modal__body { padding: 1.6rem 1.6rem 1.7rem; }
.lead-modal__badge { display: inline-block; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink); background: rgba(244,194,29,.28); padding: .32rem .65rem; border-radius: 999px; }
.lead-modal__title { font-family: var(--font-display); font-size: 1.5rem; color: var(--ink); margin: .7rem 0 .3rem; line-height: 1.15; }
.lead-modal__title span { color: #B98A0A; }
.lead-modal__sub { color: var(--muted); font-size: .92rem; margin-bottom: 1.1rem; }
.lead-modal__form { display: flex; flex-direction: column; gap: .7rem; }
.lead-modal__form label { font-size: .8rem; font-weight: 600; color: var(--ink); display: flex; flex-direction: column; gap: .3rem; }
.lead-modal__form input, .lead-modal__form select { font: inherit; padding: .7rem .85rem; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--text); width: 100%; }
.lead-modal__form input:focus, .lead-modal__form select:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(0,90,43,.12); }
.lead-modal__submit[disabled] { opacity: .7; cursor: progress; }
.lead-modal__err { color: #b3261e; font-size: .82rem; margin: .1rem 0 0; }
.lead-modal__submit { margin-top: .45rem; width: 100%; justify-content: center; }
.lead-modal__skip { background: none; border: 0; color: var(--muted); font-size: .85rem; cursor: pointer; padding: .35rem; }
.lead-modal__skip:hover { color: var(--ink); text-decoration: underline; }
.lead-modal__success { text-align: center; }
.lead-modal__success .btn { margin-top: .4rem; }
.lead-modal__check { width: 56px; height: 56px; border-radius: 50%; background: var(--ink); color: #fff; font-size: 1.7rem; display: grid; place-items: center; margin: 0 auto 1rem; }
body.lead-open { overflow: hidden; }
@media (max-width: 480px) { .lead-modal__title { font-size: 1.3rem; } .lead-modal__body { padding: 1.3rem; } }

/* ===== YouTube videos section ===== */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.video-card { position: relative; display: block; width: 100%; padding: 0; border: 0; cursor: pointer; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16/9; background: #0a0a0a; box-shadow: var(--shadow-md); transition: transform .4s var(--ease), box-shadow .4s var(--ease); }
.video-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.video-card::after { content: ""; position: absolute; inset: auto 0 0 0; height: 50%; background: linear-gradient(transparent, rgba(0,0,0,.65)); pointer-events: none; }
.video-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.video-card:hover img { transform: scale(1.05); }
.video-card__play { position: absolute; inset: 0; margin: auto; width: 64px; height: 64px; display: grid; place-items: center; background: rgba(0,90,43,.92); color: #fff; border-radius: 50%; box-shadow: 0 8px 24px rgba(0,0,0,.35); transition: transform .3s var(--ease), background .3s; z-index: 2; }
.video-card:hover .video-card__play { transform: scale(1.08); background: var(--ink); }
.video-card__play svg { width: 26px; height: 26px; margin-left: 3px; }
.video-card__label { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: .85rem 1rem; color: #fff; font-weight: 600; font-size: .9rem; text-align: left; }
.video-card iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-card.is-playing { cursor: default; }
@media (max-width: 880px) { .video-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .video-grid { grid-template-columns: 1fr; } }

/* videos section CTA buttons */
.channel-cta { display: flex; flex-wrap: wrap; gap: .9rem; justify-content: center; margin-top: 2.2rem; }

/* footer developer credit */
.footer__credit { margin-top: 1rem; padding-top: 1.2rem; border-top: 1px solid rgba(255,255,255,.08); text-align: center; font-size: .82rem; color: #7FA38D; }
.footer__credit a { color: var(--marigold); font-weight: 600; text-decoration: none; }
.footer__credit a:hover { text-decoration: underline; }