/*
 * Invicta — Corporate Website Stylesheet v1.2
 * ─────────────────────────────────────────────
 * Fixes in this version:
 *   - Mobile nav: always display:flex, hidden via transform only
 *   - Hamburger: correct responsive breakpoint
 *   - WhatsApp floating button
 *   - Header transparent state refinements
 */

/* ═══════════════════════════════════════════════
   1. DESIGN TOKENS
═══════════════════════════════════════════════ */
:root {
  --c-ink:      #0c1520;
  --c-ink2:     #1a2d42;
  --c-gold:     #c4922a;
  --c-gold2:    #e0a830;
  --c-white:    #ffffff;
  --c-grey1:    #f7f7f5;
  --c-grey2:    #eeede9;
  --c-grey3:    #d8d6cf;
  --c-grey4:    #9b9990;
  --c-grey5:    #5c5a55;
  --font-base:  'Geist', system-ui, -apple-system, sans-serif;
  --max-w:      1300px;
  --px:         clamp(1.25rem, 4vw, 2.75rem);
  --tb-h:       42px;
  --hd-h:       72px;
  --ease:       cubic-bezier(.4, 0, .2, 1);
}

/* ═══════════════════════════════════════════════
   2. RESET & BASE
═══════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-base);
  background: var(--c-white);
  color: var(--c-ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; font-family: inherit; }
ul, ol { list-style: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ═══════════════════════════════════════════════
   3. TYPOGRAPHY
═══════════════════════════════════════════════ */
.t-display-xl { font-size: clamp(2.5rem,5.5vw,5rem); font-weight: 800; line-height: 1.0; letter-spacing: -0.025em; }
.t-display-lg { font-size: clamp(2rem,4vw,3.5rem);   font-weight: 700; line-height: 1.08; letter-spacing: -0.02em; }
.t-display-md { font-size: clamp(1.6rem,3vw,2.5rem); font-weight: 700; line-height: 1.1;  letter-spacing: -0.015em; }
.t-display-sm { font-size: clamp(1.25rem,2.2vw,1.75rem); font-weight: 600; line-height: 1.2; }
.t-on-dark { color: var(--c-white) !important; }
.t-gold    { color: var(--c-gold); }
.t-lead  { font-size: 1rem;    font-weight: 300; color: var(--c-grey5); line-height: 1.8; }
.t-body  { font-size: .875rem; font-weight: 300; color: var(--c-grey5); line-height: 1.8; }
.t-small { font-size: .78rem;  font-weight: 300; color: var(--c-grey4); line-height: 1.7; }
.t-label { font-size: .62rem;  font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--c-gold); }

.eyebrow { display: flex; align-items: center; gap: .6rem; margin-bottom: .875rem; }
.eyebrow::before { content: ''; width: 22px; height: 2px; background: var(--c-gold); flex-shrink: 0; }
.eyebrow span { font-size: .62rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--c-gold); }

/* ═══════════════════════════════════════════════
   4. LAYOUT
═══════════════════════════════════════════════ */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px); }
.sec     { padding: clamp(3.5rem,7vw,6.5rem) 0; }
.sec-sm  { padding: clamp(2rem,4vw,3.5rem) 0; }
.bg-grey { background: var(--c-grey1); }
.bg-dark { background: var(--c-ink); }
.border-top { border-top: 1px solid var(--c-grey2); }
hr.rule-light { height: 1px; background: var(--c-grey2); border: none; margin: 0; }

/* ═══════════════════════════════════════════════
   5. TOP BAR
═══════════════════════════════════════════════ */
.tb {
  position: fixed; top: 0; left: 0; right: 0; z-index: 950;
  height: var(--tb-h);
  background: var(--c-ink);
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: transform .35s var(--ease);
}
.tb.is-hidden { transform: translateY(-100%); }
.tb__inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px);
  height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.tb__left { display: flex; align-items: center; gap: 1.5rem; overflow: hidden; }
.tb__item {
  display: flex; align-items: center; gap: .4rem;
  font-size: .68rem; font-weight: 500; letter-spacing: .03em;
  color: rgba(255,255,255,.42); white-space: nowrap;
}
.tb__item svg { width: 12px; height: 12px; color: var(--c-gold); flex-shrink: 0; }
.tb__item a { color: rgba(255,255,255,.42); transition: color .2s; }
.tb__item a:hover { color: var(--c-gold2); }
.tb__right { display: flex; align-items: center; gap: 1rem; }
.tb__link {
  font-size: .65rem; font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: rgba(255,255,255,.36); transition: color .2s;
}
.tb__link:hover { color: var(--c-gold2); }
.tb__sep { color: rgba(255,255,255,.12); font-size: .7rem; }

/* ═══════════════════════════════════════════════
   6. HEADER & NAV
═══════════════════════════════════════════════ */
.hd {
  position: fixed; top: var(--tb-h); left: 0; right: 0; z-index: 900;
  transition: background .4s var(--ease), box-shadow .4s var(--ease),
              border-color .4s var(--ease), top .35s var(--ease);
  border-bottom: 1px solid transparent;
  /* NO background — transparent by default */
}
.hd.is-risen { top: 0; }
.hd.is-solid {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--c-grey2);
  box-shadow: 0 2px 24px rgba(0,0,0,.06);
}
.hd__inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px);
  height: var(--hd-h); display: flex; align-items: center; gap: 1.5rem;
}

/* Logo */
.logo { display: flex; align-items: center; }
.logo--white { display: flex; }
.logo--dark  { display: none; }
.hd.is-solid .logo--white { display: none; }
.hd.is-solid .logo--dark  { display: flex; }

/* Nav */
.nav { display: flex; align-items: center; height: var(--hd-h); margin-left: auto; gap: 0; }
.nav__item { position: relative; height: var(--hd-h); display: flex; align-items: center; }
.nav__link {
  display: flex; align-items: center; gap: 4px;
  height: var(--hd-h); padding: 0 .95rem;
  font-size: .8rem; font-weight: 600; letter-spacing: .03em;
  color: rgba(255,255,255,.85); transition: color .2s;
  white-space: nowrap; position: relative;
}
.nav__link::after {
  content: ''; position: absolute; bottom: 0; left: .95rem; right: .95rem;
  height: 2px; background: var(--c-gold);
  transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__item:hover > .nav__link::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__item:hover > .nav__link,
.nav__link[aria-current="page"] { color: var(--c-white); }

.hd.is-solid .nav__link { color: var(--c-grey5); }
.hd.is-solid .nav__item:hover > .nav__link,
.hd.is-solid .nav__link[aria-current="page"] { color: var(--c-ink); }

.nav__chev { width: 10px; height: 10px; opacity: .45; transition: transform .22s; flex-shrink: 0; }
.nav__item:hover .nav__chev { transform: rotate(180deg); }

/* Mega menu */
.mega {
  position: absolute; top: var(--hd-h); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--c-white);
  border: 1px solid var(--c-grey2); border-top: 2.5px solid var(--c-gold);
  box-shadow: 0 20px 60px rgba(0,0,0,.1), 0 4px 12px rgba(0,0,0,.06);
  width: 620px; display: grid; grid-template-columns: repeat(3,1fr);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s; z-index: 10;
}
.nav__item:hover .mega,
.nav__item:focus-within .mega {
  opacity: 1; visibility: visible; pointer-events: all; transform: translateX(-50%) translateY(0);
}
.mega__col { padding: 1.75rem 1.5rem; }
.mega__col + .mega__col { border-left: 1px solid var(--c-grey2); }
.mega__title { font-size: .6rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--c-gold); margin-bottom: .75rem; padding-bottom: .5rem; border-bottom: 1px solid var(--c-grey2); }
.mega__link { display: block; padding: .35rem 0; font-size: .78rem; color: var(--c-grey5); transition: color .15s, padding-left .15s; }
.mega__link:hover { color: var(--c-ink); padding-left: .35rem; }

/* Dropdown */
.drop {
  position: absolute; top: var(--hd-h); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--c-white);
  border: 1px solid var(--c-grey2); border-top: 2.5px solid var(--c-gold);
  box-shadow: 0 16px 40px rgba(0,0,0,.09);
  min-width: 200px; padding: .5rem 0;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s; z-index: 10;
}
.nav__item:hover .drop,
.nav__item:focus-within .drop {
  opacity: 1; visibility: visible; pointer-events: all; transform: translateX(-50%) translateY(0);
}
.drop__link { display: block; padding: .6rem 1.25rem; font-size: .8rem; color: var(--c-grey5); transition: background .15s, color .15s, padding-left .15s; }
.drop__link:hover { background: var(--c-grey1); color: var(--c-ink); padding-left: 1.5rem; }

/* Header buttons */
.hd__actions { display: flex; align-items: center; gap: .5rem; margin-left: .75rem; flex-shrink: 0; }

/* Hamburger */
.hd__hamburger {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  background: none; border: none; padding: .5rem; margin-left: auto;
  width: 40px; height: 40px;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
}
.hd__hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--c-white);
  transition: transform .25s var(--ease), opacity .25s;
  border-radius: 1px;
}
.hd.is-solid .hd__hamburger span { background: var(--c-ink); }
/* Hamburger X state */
.hd__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hd__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hd__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════════════════
   7. MOBILE NAV — FULL SCREEN OVERLAY
═══════════════════════════════════════════════ */
.mob-nav {
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0;                         /* full screen */
  z-index: 1100;
  background: var(--c-white);
  padding: 0;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .38s cubic-bezier(.4,0,.2,1);
  will-change: transform;
  visibility: hidden;
}
.mob-nav.is-open {
  transform: translateX(0);
  visibility: visible;
}

/* Nav inner scroll wrapper */
.mob-nav__inner {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.5rem 1.75rem 2.5rem;
}

/* Overlay not needed since nav is full-screen */
.mob-nav-overlay { display: none; }
.mob-nav-overlay.is-visible { display: none; }

.mob-nav__close {
  position: absolute; top: 1.25rem; right: 1.25rem;
  width: 42px; height: 42px;
  background: var(--c-grey1); border: 1px solid var(--c-grey2); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; color: var(--c-ink); line-height: 1;
  cursor: pointer; transition: background .2s, transform .2s;
  z-index: 2;
}
.mob-nav__close:hover { background: var(--c-grey2); transform: rotate(90deg); }

.mob-nav__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 0 1.25rem;
  border-bottom: 1px solid var(--c-grey2);
  margin-bottom: 1rem;
  position: relative;
}
.mob-nav__logo { display: flex; align-items: center; }

.mob-nav__links { display: flex; flex-direction: column; flex: 1; }

.mob-nav__link {
  display: block; padding: 1rem 0;
  border-bottom: 1px solid var(--c-grey2);
  font-size: 1.5rem; font-weight: 700; color: var(--c-ink);
  transition: color .2s;
  letter-spacing: -.01em;
}
.mob-nav__link:hover { color: var(--c-gold); }
.mob-nav__link:last-of-type { border-bottom: none; }

.mob-nav__sub {
  padding: .375rem 0 .75rem 1rem;
  display: flex; flex-direction: column; gap: 0;
  border-bottom: 1px solid var(--c-grey2);
}
.mob-nav__sub-link {
  font-size: .9rem; font-weight: 400; color: var(--c-grey5);
  padding: .4rem 0; transition: color .15s;
}
.mob-nav__sub-link:hover { color: var(--c-gold); }

.mob-nav__footer { margin-top: auto; padding-top: 1.5rem; }

.mob-nav__cta {
  display: block; text-align: center;
  background: var(--c-gold); color: var(--c-ink);
  padding: 1rem 1.5rem;
  font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  transition: background .2s;
}
.mob-nav__cta:hover { background: var(--c-gold2); }

.mob-nav__contact {
  margin-top: 1.25rem;
  display: flex; flex-direction: column; gap: .5rem;
}
.mob-nav__contact-item {
  display: flex; align-items: center; gap: .5rem;
  font-size: .78rem; color: var(--c-grey4);
}
.mob-nav__contact-item a { color: var(--c-grey5); transition: color .2s; }
.mob-nav__contact-item a:hover { color: var(--c-gold); }
.mob-nav__contact-item svg { width: 12px; height: 12px; color: var(--c-gold); flex-shrink: 0; }

/* ═══════════════════════════════════════════════
   8. BUTTONS
═══════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.875rem;
  font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  transition: background .2s, border-color .2s, color .2s; white-space: nowrap;
  border: 1.5px solid transparent; line-height: 1;
}
.btn svg { width: 13px; height: 13px; transition: transform .2s; flex-shrink: 0; }
.btn:hover svg { transform: translateX(3px); }
.btn--gold    { background: var(--c-gold);  color: var(--c-ink);   border-color: var(--c-gold); }
.btn--gold:hover { background: var(--c-gold2); border-color: var(--c-gold2); }
.btn--ink     { background: var(--c-ink);   color: var(--c-white); border-color: var(--c-ink); }
.btn--ink:hover { background: var(--c-ink2); border-color: var(--c-ink2); }
.btn--outline { border-color: var(--c-grey3); color: var(--c-ink); background: transparent; }
.btn--outline:hover { border-color: var(--c-ink); }
.btn--outline-w { border-color: rgba(255,255,255,.4); color: rgba(255,255,255,.9); background: transparent; }
.btn--outline-w:hover { border-color: var(--c-white); color: var(--c-white); }

.btn-sm { font-size: .72rem; font-weight: 600; letter-spacing: .05em; padding: .5rem 1.1rem; }
.btn-sm--ghost { color: rgba(255,255,255,.8); border: 1px solid rgba(255,255,255,.3); }
.btn-sm--ghost:hover { border-color: rgba(255,255,255,.7); color: var(--c-white); }
.hd.is-solid .btn-sm--ghost { color: var(--c-grey5); border-color: var(--c-grey3); }
.hd.is-solid .btn-sm--ghost:hover { color: var(--c-ink); border-color: var(--c-ink); }
.btn-sm--fill { background: var(--c-gold); color: var(--c-ink); border: none; }
.btn-sm--fill:hover { background: var(--c-gold2); }

.btn-text {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-gold); border-bottom: 1px solid rgba(196,146,42,.35);
  padding-bottom: .15rem; transition: border-color .25s, gap .2s;
}
.btn-text:hover { border-color: var(--c-gold); gap: .65rem; }

/* ═══════════════════════════════════════════════
   9. HERO SLIDER
═══════════════════════════════════════════════ */
.slider { position: relative; height: 100vh; min-height: 620px; max-height: 960px; overflow: hidden; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.4s var(--ease); }
.slide.is-active { opacity: 1; z-index: 1; }
.slide__bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  transform: scale(1.08); transition: transform 9s var(--ease); will-change: transform;
}
.slide.is-active .slide__bg { transform: scale(1); }
.slide__ov1 { position: absolute; inset: 0; background: linear-gradient(110deg, rgba(12,21,32,.88) 0%, rgba(12,21,32,.55) 55%, rgba(12,21,32,.18) 100%); }
.slide__ov2 { position: absolute; inset: 0; background: linear-gradient(to top, rgba(12,21,32,.6) 0%, transparent 45%); }
.slide__accent-bar { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: linear-gradient(to bottom, transparent, var(--c-gold) 20%, var(--c-gold) 80%, transparent); z-index: 2; }
.slide__content { position: absolute; inset: 0; z-index: 3; display: flex; flex-direction: column; justify-content: center; max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px); left: 0; right: 0; }

.slide__tag { display: inline-flex; align-items: center; gap: .75rem; font-size: .65rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: 1.5rem; opacity: 0; transform: translateY(14px); transition: opacity .7s .3s var(--ease), transform .7s .3s var(--ease); }
.slide__tag::before { content: ''; width: 28px; height: 1.5px; background: var(--c-gold); display: block; flex-shrink: 0; }
.slide.is-active .slide__tag { opacity: 1; transform: translateY(0); }
.slide__heading { font-size: clamp(2.8rem, 6.5vw, 6rem); font-weight: 800; color: var(--c-white); line-height: 1.0; letter-spacing: -.025em; max-width: 760px; margin-bottom: 1.25rem; opacity: 0; transform: translateY(22px); transition: opacity .85s .5s var(--ease), transform .85s .5s var(--ease); }
.slide__heading span { color: var(--c-gold2); display: block; }
.slide.is-active .slide__heading { opacity: 1; transform: translateY(0); }
.slide__desc { font-size: 1rem; font-weight: 300; color: rgba(255,255,255,.6); line-height: 1.8; max-width: 480px; margin-bottom: 2.25rem; opacity: 0; transform: translateY(14px); transition: opacity .7s .7s var(--ease), transform .7s .7s var(--ease); }
.slide.is-active .slide__desc { opacity: 1; transform: translateY(0); }
.slide__actions { display: flex; align-items: center; gap: .875rem; flex-wrap: wrap; opacity: 0; transform: translateY(10px); transition: opacity .6s .9s var(--ease), transform .6s .9s var(--ease); }
.slide.is-active .slide__actions { opacity: 1; transform: translateY(0); }

.slide__bg--1 { background-image: url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?w=1920&q=80&auto=format&fit=crop'); }
.slide__bg--2 { background-image: url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?w=1920&q=80&auto=format&fit=crop'); }
.slide__bg--3 { background-image: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?w=1920&q=80&auto=format&fit=crop'); }

/* Slider UI */
.slider-ui { position: absolute; bottom: 0; left: 0; right: 0; z-index: 5; background: rgba(12,21,32,.55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid rgba(255,255,255,.06); }
.slider-ui__inner { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px); display: flex; align-items: center; height: 68px; }
.slider-tab { flex: 1; display: flex; align-items: center; gap: .875rem; padding: 0 1.5rem 0 0; border-right: 1px solid rgba(255,255,255,.08); cursor: pointer; height: 68px; position: relative; overflow: hidden; background: none; border-top: none; border-bottom: none; border-left: none; -webkit-tap-highlight-color: transparent; }
.slider-tab:last-of-type { border-right: none; padding-right: 0; padding-left: 1.5rem; }
.slider-tab:first-of-type { padding-left: 0; }
.slider-tab::after { content: ''; position: absolute; bottom: 0; left: 0; right: 100%; height: 2px; background: var(--c-gold); transition: right 0s; }
.slider-tab.is-active::after { right: 0; transition: right 6.5s linear; }
.slider-tab__num { font-size: 1.4rem; font-weight: 800; color: rgba(255,255,255,.12); line-height: 1; flex-shrink: 0; transition: color .3s; }
.slider-tab.is-active .slider-tab__num { color: var(--c-gold); }
.slider-tab__label { font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.35); line-height: 1.3; text-align: left; transition: color .3s; }
.slider-tab.is-active .slider-tab__label { color: rgba(255,255,255,.82); }
.slider-arrows { display: flex; gap: 1px; margin-left: auto; flex-shrink: 0; padding-left: 1.5rem; }
.slider-arrow { width: 44px; height: 44px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); display: flex; align-items: center; justify-content: center; cursor: pointer; color: rgba(255,255,255,.55); font-size: .9rem; transition: background .2s, border-color .2s, color .2s; }
.slider-arrow:hover { background: var(--c-gold); border-color: var(--c-gold); color: var(--c-ink); }

/* ═══════════════════════════════════════════════
   10. TICKER
═══════════════════════════════════════════════ */
.ticker { background: var(--c-ink2); overflow: hidden; height: 44px; display: flex; align-items: center; border-bottom: 1px solid rgba(255,255,255,.04); }
.ticker__track { display: flex; animation: ticker-scroll 40s linear infinite; width: max-content; align-items: center; height: 44px; }
.ticker__track:hover { animation-play-state: paused; }
@keyframes ticker-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.ticker__item { padding: 0 2.5rem; font-size: .65rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.25); white-space: nowrap; display: flex; align-items: center; gap: .875rem; border-right: 1px solid rgba(255,255,255,.06); height: 44px; }
.ticker__dot { width: 4px; height: 4px; background: var(--c-gold); border-radius: 50%; flex-shrink: 0; }

/* ═══════════════════════════════════════════════
   11. CARDS
═══════════════════════════════════════════════ */
.cert-card { display: block; background: var(--c-white); border: 1px solid var(--c-grey2); padding: 2rem 1.875rem; position: relative; overflow: hidden; transition: border-color .28s, box-shadow .28s, transform .28s; }
.cert-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--c-gold); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.cert-card:hover { border-color: var(--c-grey3); box-shadow: 0 12px 40px rgba(0,0,0,.08); transform: translateY(-3px); }
.cert-card:hover::before { transform: scaleX(1); }
.cert-card__code { font-size: 1.875rem; font-weight: 800; color: var(--c-ink); line-height: 1; margin-bottom: .25rem; }
.cert-card__sub  { font-size: .6rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--c-gold); margin-bottom: 1rem; }
.cert-card__desc { font-size: .82rem; font-weight: 300; color: var(--c-grey5); line-height: 1.7; }
.cert-card__more { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.25rem; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--c-ink); opacity: 0; transform: translateX(-6px); transition: opacity .25s, transform .25s; }
.cert-card:hover .cert-card__more { opacity: 1; transform: translateX(0); }

.cert-row { display: grid; grid-template-columns: 200px 1fr 110px; gap: 2rem; align-items: center; background: var(--c-white); padding: 1.75rem 2rem; border-left: 3px solid transparent; transition: border-left-color .2s, background .2s; text-decoration: none; }
.cert-row:hover { border-left-color: var(--c-gold); background: var(--c-grey1); }
.cert-row__code { font-size: 1.6rem; font-weight: 800; color: var(--c-ink); line-height: 1; margin-bottom: .2rem; }
.cert-row__yr   { font-size: .58rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--c-gold); }
.cert-row__name { font-size: .92rem; font-weight: 600; color: var(--c-ink); margin-bottom: .3rem; }
.cert-row__desc { font-size: .8rem; font-weight: 300; color: var(--c-grey5); line-height: 1.55; }
.cert-row__arrow { text-align: right; }
.cert-row__arrow span { display: inline-flex; align-items: center; gap: .3rem; font-size: .7rem; font-weight: 700; color: var(--c-gold); letter-spacing: .06em; text-transform: uppercase; }

.info-panel { background: var(--c-grey1); border: 1px solid var(--c-grey2); padding: 1.75rem; }
.info-panel__title { font-size: .6rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--c-gold); margin-bottom: 1.25rem; }
.info-row { padding: .875rem 0; border-bottom: 1px solid var(--c-grey2); display: flex; flex-direction: column; gap: .2rem; }
.info-row:last-child { border-bottom: none; }
.info-row__key { font-size: .58rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--c-grey4); }
.info-row__val { font-size: .9rem; font-weight: 700; color: var(--c-ink); }

.ben-card { background: var(--c-white); border: 1px solid var(--c-grey2); padding: 1.75rem; transition: border-color .2s, box-shadow .2s; }
.ben-card:hover { border-color: var(--c-grey3); box-shadow: 0 4px 20px rgba(0,0,0,.06); }
.ben-card__title { font-size: .88rem; font-weight: 700; color: var(--c-ink); margin-bottom: .5rem; }
.ben-card__text  { font-size: .8rem; font-weight: 300; color: var(--c-grey5); line-height: 1.7; }

/* ═══════════════════════════════════════════════
   12. PROCESS
═══════════════════════════════════════════════ */
.proc-step { display: grid; grid-template-columns: 72px 1fr; border-bottom: 1px solid var(--c-grey2); }
.proc-step__num  { font-size: 3rem; font-weight: 800; color: var(--c-grey2); line-height: 1; padding: 1.875rem 1.5rem 1.875rem 0; border-right: 1px solid var(--c-grey2); transition: color .3s; }
.proc-step:hover .proc-step__num { color: rgba(196,146,42,.3); }
.proc-step__body  { padding: 1.875rem 0 1.875rem 2rem; }
.proc-step__stage { font-size: .6rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--c-gold); margin-bottom: .4rem; }
.proc-step__title { font-size: 1.2rem; font-weight: 700; color: var(--c-ink); margin-bottom: .75rem; }
.proc-step__desc  { font-size: .85rem; font-weight: 300; color: var(--c-grey5); line-height: 1.8; }
.proc-list { margin-top: .875rem; display: flex; flex-direction: column; gap: .35rem; }
.proc-list li { display: flex; align-items: flex-start; gap: .625rem; font-size: .8rem; color: var(--c-grey5); line-height: 1.55; }
.proc-list li::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--c-gold); flex-shrink: 0; margin-top: .45rem; }
.cycle-item { background: var(--c-white); padding: 1.75rem 2rem; display: flex; gap: 1.125rem; align-items: flex-start; }
.cycle-badge { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: .85rem; font-weight: 800; }
.cycle-badge--ink  { background: var(--c-ink); color: var(--c-gold); }
.cycle-badge--gold { background: rgba(196,146,42,.1); border: 1px solid rgba(196,146,42,.25); color: var(--c-gold); }

/* ═══════════════════════════════════════════════
   13. FAQ
═══════════════════════════════════════════════ */
.faq { border-top: 1px solid var(--c-grey2); }
.faq-item { border-bottom: 1px solid var(--c-grey2); }
.faq-item__trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem 0; background: none; border: none; cursor: pointer; text-align: left; font-size: 1rem; font-weight: 600; color: var(--c-ink); transition: color .2s; }
.faq-item__trigger:hover { color: var(--c-gold); }
.faq-item__icon { width: 20px; height: 20px; flex-shrink: 0; border-radius: 50%; border: 1.5px solid var(--c-grey3); display: flex; align-items: center; justify-content: center; transition: background .2s, border-color .2s; }
.faq-item.is-open .faq-item__icon { background: var(--c-gold); border-color: var(--c-gold); }
.faq-item__icon svg { width: 10px; height: 10px; color: var(--c-grey4); transition: transform .3s, color .2s; }
.faq-item.is-open .faq-item__icon svg { transform: rotate(45deg); color: var(--c-white); }
.faq-item__panel { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-item.is-open .faq-item__panel { max-height: 8000px; }
.faq-item__body { padding: 0 0 1.25rem; font-size: .875rem; font-weight: 300; color: var(--c-grey5); line-height: 1.8; }
.faq-item__body p + p { margin-top: .75rem; }
.faq-item__body strong { color: var(--c-ink); font-weight: 600; }

/* ═══════════════════════════════════════════════
   14. FORMS
═══════════════════════════════════════════════ */
.form { display: flex; flex-direction: column; gap: 1.125rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form__field { display: flex; flex-direction: column; gap: .375rem; }
.form__label { font-size: .6rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--c-grey5); }
.form__label .required { color: var(--c-gold); margin-left: .2rem; }
.form__input, .form__select, .form__textarea {
  border: 1px solid var(--c-grey2); background: var(--c-white);
  padding: .75rem .875rem; font-family: var(--font-base); font-size: .875rem;
  color: var(--c-ink); outline: none; border-radius: 0;
  appearance: none; -webkit-appearance: none; width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.form__input:focus, .form__select:focus, .form__textarea:focus { border-color: var(--c-gold); box-shadow: 0 0 0 3px rgba(196,146,42,.12); }
.form__input.is-error { border-color: #dc2626; }
.form__error { font-size: .72rem; color: #dc2626; margin-top: .25rem; display: none; }
.form__field.has-error .form__error { display: block; }
.form__textarea { resize: vertical; min-height: 130px; }
.form__honeypot { display: none; }
.form__success { display: none; background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; padding: 1rem 1.25rem; font-size: .875rem; font-weight: 500; }
.form__success.is-visible { display: block; }
.form__success .ref-number { font-weight: 800; color: var(--c-ink); }
.form__hint { font-size: .72rem; font-weight: 300; color: var(--c-grey4); margin-top: -.1rem; line-height: 1.5; }
.form__radio-group { display: flex; gap: .875rem; flex-wrap: wrap; }
.form__radio-option {
  display: flex; align-items: center; gap: .625rem; flex: 1; min-width: 160px;
  border: 1px solid var(--c-grey2); background: var(--c-white);
  padding: .75rem .95rem; font-size: .85rem; font-weight: 500; color: var(--c-ink);
  cursor: pointer; transition: border-color .2s, background .2s;
}
.form__radio-option input[type="radio"] { width: 15px; height: 15px; accent-color: var(--c-gold); flex-shrink: 0; }
.form__radio-option.is-checked { border-color: var(--c-gold); background: rgba(196,146,42,.06); }
.form__consent {
  background: var(--c-white); border: 1px solid var(--c-grey2);
  padding: 1rem 1.25rem; display: flex; align-items: flex-start; gap: .875rem;
}
.form__consent input[type="checkbox"] { width: 16px; height: 16px; flex-shrink: 0; margin-top: .15rem; accent-color: var(--c-gold); }
.form__consent label { font-size: .78rem; font-weight: 300; color: var(--c-grey5); line-height: 1.6; cursor: pointer; }
.form__input[type="file"] { padding: .6rem .875rem; font-size: .8rem; cursor: pointer; }
.form__input[type="file"]::file-selector-button {
  border: 1px solid var(--c-grey3); background: var(--c-grey1); color: var(--c-ink);
  font-family: var(--font-base); font-size: .72rem; font-weight: 700; letter-spacing: .04em;
  padding: .4rem .75rem; margin-right: .75rem; cursor: pointer; transition: background .2s;
}
.form__input[type="file"]::file-selector-button:hover { background: var(--c-grey2); }

/* ═══════════════════════════════════════════════
   15. STATS BAND
═══════════════════════════════════════════════ */
.stat-band { background: var(--c-ink); padding: 3.5rem 0; }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); border-left: 1px solid rgba(255,255,255,.07); }
.stat-cell { padding: 0 2.5rem; border-right: 1px solid rgba(255,255,255,.07); }
.stat-cell:last-child { border-right: none; }
.stat-val { font-size: clamp(2.5rem,4.5vw,4rem); font-weight: 800; color: var(--c-white); line-height: 1; letter-spacing: -.02em; }
.stat-val em { font-style: normal; font-size: .5em; color: var(--c-gold); vertical-align: super; }
.stat-lbl { font-size: .65rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.32); margin-top: .5rem; }

/* ═══════════════════════════════════════════════
   16. CTA BANNER
═══════════════════════════════════════════════ */
.cta-banner { background: var(--c-ink); padding: 4rem 0; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; right: -100px; top: -100px; width: 400px; height: 400px; border-radius: 50%; background: rgba(196,146,42,.05); pointer-events: none; }
.cta-banner::after  { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--c-gold); }
.cta-banner__inner  { display: flex; align-items: center; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap; position: relative; z-index: 1; }
.cta-banner__text p { font-size: .9rem; font-weight: 300; color: rgba(255,255,255,.48); margin-top: .5rem; max-width: 400px; line-height: 1.75; }
.cta-banner__actions { display: flex; gap: .75rem; flex-wrap: wrap; flex-shrink: 0; }

/* ═══════════════════════════════════════════════
   17. PAGE HERO
═══════════════════════════════════════════════ */
.page-hero { position: relative; overflow: hidden; padding: 9.5rem 0 4.5rem; background: var(--c-ink); min-height: 380px; display: flex; align-items: flex-end; }
.page-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .38; filter: saturate(1.08); transform: scale(1.03); transition: transform 6s var(--ease); will-change: transform; }
.page-hero:hover .page-hero__bg { transform: scale(1); }
.page-hero__ov1 { position: absolute; inset: 0; background: linear-gradient(to right, rgba(12,21,32,.9) 30%, rgba(12,21,32,.5) 70%, rgba(12,21,32,.22) 100%); }
.page-hero__ov2 { position: absolute; inset: 0; background: linear-gradient(to top, rgba(12,21,32,.55) 0%, transparent 55%); }
.page-hero__bar { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: linear-gradient(to bottom, transparent, var(--c-gold) 20%, var(--c-gold) 80%, transparent); }
.page-hero__content { position: relative; z-index: 2; width: 100%; }
.breadcrumb { display: flex; align-items: center; gap: .4rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.breadcrumb__item a { font-size: .65rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.3); transition: color .2s; }
.breadcrumb__item a:hover { color: var(--c-gold); }
.breadcrumb__sep { color: rgba(255,255,255,.12); font-size: .65rem; }
.breadcrumb__item--current { font-size: .65rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.hero-tags { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-bottom: .875rem; }
.hero-tag { font-size: .62rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; padding: .2rem .65rem; border: 1px solid rgba(196,146,42,.35); color: var(--c-gold); }
.hero-tag--grey { color: rgba(255,255,255,.4); border-color: rgba(255,255,255,.15); }

/* ═══════════════════════════════════════════════
   18. FOOTER
═══════════════════════════════════════════════ */
.site-footer { background: #060d16; padding: 4rem 0 0; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.05); }
.footer__about p { font-size: .78rem; font-weight: 300; color: rgba(255,255,255,.3); line-height: 1.8; margin-top: 1rem; max-width: 270px; }
.footer__col-title { font-size: .58rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--c-gold); margin-bottom: 1rem; padding-bottom: .625rem; border-bottom: 1px solid rgba(255,255,255,.05); }
.footer__links { display: flex; flex-direction: column; gap: .5rem; }
.footer__links a { font-size: .78rem; font-weight: 300; color: rgba(255,255,255,.35); transition: color .2s; }
.footer__links a:hover { color: rgba(255,255,255,.8); }
.footer__contact-item { display: flex; align-items: flex-start; gap: .5rem; margin-bottom: .75rem; }
.footer__contact-item svg { width: 12px; height: 12px; color: var(--c-gold); flex-shrink: 0; margin-top: .2rem; }
.footer__contact-item span, .footer__contact-item a { font-size: .75rem; font-weight: 300; color: rgba(255,255,255,.32); line-height: 1.5; }
.footer__bar { padding: 1.125rem 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .75rem; }
.footer__copy { font-size: .65rem; color: rgba(255,255,255,.18); }
.footer__legal { display: flex; gap: 1.25rem; }
.footer__legal a { font-size: .65rem; color: rgba(255,255,255,.18); transition: color .2s; }
.footer__legal a:hover { color: rgba(255,255,255,.5); }

/* ═══════════════════════════════════════════════
   19. WHATSAPP FLOATING BUTTON
═══════════════════════════════════════════════ */
.wa-btn {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 800;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4), 0 2px 8px rgba(0,0,0,.2);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  text-decoration: none;
}
.wa-btn:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 8px 28px rgba(37,211,102,.5), 0 4px 12px rgba(0,0,0,.2);
}
.wa-btn svg { width: 28px; height: 28px; fill: #fff; }

/* WhatsApp tooltip */
.wa-btn::before {
  content: 'WhatsApp';
  position: absolute; right: 64px; top: 50%;
  transform: translateY(-50%);
  background: var(--c-ink); color: var(--c-white);
  font-size: .7rem; font-weight: 600; letter-spacing: .04em;
  padding: .3rem .75rem; white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.wa-btn:hover::before { opacity: 1; }

/* ═══════════════════════════════════════════════
   20. ACCESSIBILITY
═══════════════════════════════════════════════ */
:focus-visible { outline: 2px solid var(--c-gold); outline-offset: 3px; }
:focus:not(:focus-visible) { outline: none; }
.skip-link { position: absolute; top: -100%; left: 1rem; z-index: 9999; background: var(--c-gold); color: var(--c-ink); padding: .75rem 1.25rem; font-weight: 700; font-size: .875rem; transition: top .2s; }
.skip-link:focus { top: 1rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }


/* Mobile logo size */
@media (max-width: 860px) {
  .logo--white svg,
  .logo--dark svg { width: 150px !important; height: 37px !important; }
}
@media (max-width: 480px) {
  .logo--white svg,
  .logo--dark svg { width: 130px !important; height: 32px !important; }
}
/* ═══════════════════════════════════════════════
   21. RESPONSIVE
═══════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .mega { width: 420px; grid-template-columns: 1fr 1fr; }
  .mega__col:nth-child(3) { display: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; row-gap: 2rem; }
  .footer__about { grid-column: 1 / -1; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  /* Show hamburger, hide desktop nav */
  .nav, .hd__actions { display: none; }
  .hd__hamburger { display: flex; }
  /* Slider tabs compact */
  .slider-ui__inner { flex-wrap: wrap; height: auto; padding: .75rem var(--px); }
  .slider-tab { height: 52px; }
  .slide__heading { font-size: clamp(2.2rem,7vw,3.5rem); }
  /* Cert rows */
  .cert-row { grid-template-columns: 140px 1fr; }
  .cert-row__arrow { display: none; }
}

@media (max-width: 768px) {
  /* Hide topbar on mobile */
  .tb { display: none; }
  .hd { top: 0 !important; }
  .page-hero { padding-top: 6.5rem !important; }
  .form__row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-cell { padding: 1.5rem 1rem; }
}

@media (max-width: 680px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__about { grid-column: auto; }
  .footer__bar { flex-direction: column; text-align: center; }
  .cta-banner__inner { flex-direction: column; align-items: flex-start; }
  .cert-row { grid-template-columns: 1fr; }
  /* WhatsApp button smaller on mobile */
  .wa-btn { width: 50px; height: 50px; bottom: 1.25rem; right: 1.25rem; }
  .wa-btn svg { width: 24px; height: 24px; }
  .wa-btn::before { display: none; }
}

@media (max-width: 540px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .slider-tab__label { font-size: .62rem; }
}

/* ═══════════════════════════════════════════════
   22. RESPONSIVE GRID CLASSES
   (Replace inline styles for proper mobile control)
═══════════════════════════════════════════════ */

/* 4-column cert cards grid */
.cert-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--c-grey2);
  border: 1px solid var(--c-grey2);
}

/* 2-col same-size with gap */
.grid-2-gap1 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--c-grey2);
  border: 1px solid var(--c-grey2);
}

/* 3-col with gap */
.grid-3-gap1 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--c-grey2);
  border: 1px solid var(--c-grey2);
}

/* 2-col content split, vertically centered */
.grid-2-col-center {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: center;
}

/* 2-col content split, top-aligned */
.grid-2-col-start {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: start;
}

/* Process page: 1fr 2fr */
.grid-1-2-col {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: start;
}

/* Cert detail: main content + aside */
.grid-main-aside {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

/* ─── RESPONSIVE OVERRIDES ─── */
@media (max-width: 860px) {
  .cert-grid-4           { grid-template-columns: repeat(2, 1fr); }
  .grid-3-gap1           { grid-template-columns: repeat(2, 1fr); }
  .grid-2-col-center     { grid-template-columns: 1fr; }
  .grid-2-col-start      { grid-template-columns: 1fr; }
  .grid-1-2-col          { grid-template-columns: 1fr; }
  .grid-main-aside       { grid-template-columns: 1fr; }
  .grid-main-aside aside,
  .grid-main-aside [style*="sticky"] { position: static; }
}

@media (max-width: 540px) {
  .cert-grid-4  { grid-template-columns: 1fr; }
  .grid-2-gap1  { grid-template-columns: 1fr; }
  .grid-3-gap1  { grid-template-columns: 1fr; }
}

/* Additional responsive layout classes */
.about-facts-grid {
  background: var(--c-grey1);
  border: 1px solid var(--c-grey2);
  border-top: none;
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Contact page: text + form */
.grid-contact {
  display: grid;
  grid-template-columns: 1fr 1.75fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: start;
}

@media (max-width: 860px) {
  .grid-contact      { grid-template-columns: 1fr; }
  .about-facts-grid  { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .about-facts-grid  { grid-template-columns: 1fr; }
}

.sticky-aside {
  position: sticky;
  top: calc(var(--tb-h) + var(--hd-h) + 1.5rem);
}
@media (max-width: 860px) {
  .sticky-aside { position: static; top: auto; }
}

/* ─── Sticky column ─── */
.sticky-col {
  position: sticky;
  top: calc(var(--tb-h) + var(--hd-h) + 1.5rem);
}
@media (max-width: 860px) {
  .sticky-col {
    position: static;
    top: auto;
    margin-bottom: 2rem;
  }
}

/* ─── Mobile nav submenu (Certifications toggle) ─── */
.mob-nav__group { border-bottom: 1px solid var(--c-grey2); }

.mob-nav__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  padding: 1rem 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-ink);
  cursor: pointer;
  text-align: left;
  letter-spacing: -0.01em;
  transition: color .2s;
}
.mob-nav__toggle:hover { color: var(--c-gold); }

.mob-nav__arrow {
  width: 20px; height: 20px;
  flex-shrink: 0;
  transition: transform .3s var(--ease);
  opacity: .5;
}
.mob-nav__toggle[aria-expanded="true"] .mob-nav__arrow {
  transform: rotate(180deg);
}

/* Submenu panel */
.mob-nav__sub {
  padding: 0 0 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
/* hidden attribute handled by JS — add smooth animation */
.mob-nav__sub[hidden] { display: none; }

.mob-nav__sub-group {
  margin-bottom: 1rem;
}
.mob-nav__sub-title {
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: .5rem;
  padding-bottom: .375rem;
  border-bottom: 1px solid var(--c-grey2);
}
.mob-nav__sub-link {
  display: block;
  padding: .45rem 0;
  font-size: .9rem;
  font-weight: 400;
  color: var(--c-grey5);
  transition: color .15s, padding-left .15s;
  border: none;
}
.mob-nav__sub-link:hover { color: var(--c-gold); padding-left: .25rem; }
.mob-nav__sub-link--all {
  margin-top: .5rem;
  font-weight: 600;
  color: var(--c-ink);
  font-size: .82rem;
  letter-spacing: .02em;
}
.mob-nav__sub-link--all:hover { color: var(--c-gold); }

/* ─── Certification display mobile fixes ─── */
@media (max-width: 540px) {
  /* Single column cert cards on very small screens */
  .cert-grid-4 { grid-template-columns: 1fr !important; }

  /* Cert card code text size */
  .cert-card__code { font-size: 1.5rem; }

  /* Cert row on small screens — compact layout */
  .cert-row {
    grid-template-columns: 1fr !important;
    padding: 1.25rem 1rem;
    gap: .5rem;
  }
  .cert-row__code { font-size: 1.25rem; }
  .cert-row__arrow { display: none; }
}

@media (max-width: 380px) {
  .cert-card { padding: 1.5rem 1.25rem; }
  .cert-card__code { font-size: 1.35rem; }
}

/* Cert list (certifications page) */
.cert-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--c-grey2);
  border: 1px solid var(--c-grey2);
}

/* Verify Certificate nav link */
.nav__link--verify { color: var(--c-gold2) !important; }
.hd.is-solid .nav__link--verify { color: var(--c-gold) !important; }
.nav__link--verify::after { background: var(--c-gold2) !important; }

/* Verify Certificate — mobile nav link style */
.mob-nav__link--verify {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--c-gold) !important;
  font-weight: 700;
}
.mob-nav__link--verify:hover { color: var(--c-gold2) !important; }

/* ═══════════════════════════════════════════════
   23. ANNOUNCEMENTS
═══════════════════════════════════════════════ */

/* Header icon (top nav) */
.hd__announce {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  color: rgba(255,255,255,.85);
  transition: color .2s;
}
.hd.is-solid .hd__announce { color: var(--c-ink); }
.hd__announce:hover { color: var(--c-gold2); }
.hd__announce svg { width: 19px; height: 19px; }
.hd__announce-dot {
  position: absolute;
  top: 6px; right: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c-gold2);
  border: 1.5px solid var(--c-ink);
}
.hd.is-solid .hd__announce-dot { border-color: var(--c-white); }
.hd__announce.is-active { color: var(--c-gold) !important; }

/* Announcement list — equal-size cards, side by side, same light style */
.announce-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}
.announce-post {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 320px;
  background: var(--c-white);
  border: 1px solid var(--c-grey2);
  box-shadow: 0 2px 14px rgba(12,21,32,.04);
  padding: 2.5rem;
  text-decoration: none;
  overflow: hidden;
  transition: border-color .28s, box-shadow .28s, transform .28s;
}
.announce-post::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: linear-gradient(to bottom, var(--c-gold2), var(--c-gold)); }
.announce-post:hover { border-color: var(--c-grey3); box-shadow: 0 14px 44px rgba(0,0,0,.1); transform: translateY(-3px); }
.announce-post__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.75rem; }
.announce-post__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(196,146,42,.1);
  border: 1px solid rgba(196,146,42,.25);
  color: var(--c-gold);
  flex-shrink: 0;
}
.announce-post__icon svg { width: 20px; height: 20px; }
.announce-post__meta { display: flex; flex-direction: column; align-items: flex-end; gap: .5rem; }
.announce-post__badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-ink);
  background: var(--c-gold2);
  padding: .35rem .65rem;
}
.announce-post__badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-ink); }
.announce-post__date { font-size: .68rem; font-weight: 600; letter-spacing: .04em; color: var(--c-grey4); white-space: nowrap; }
.announce-post__title { font-size: 1.375rem; font-weight: 800; color: var(--c-ink); line-height: 1.35; letter-spacing: -.005em; margin-bottom: .875rem; }
.announce-post__desc { font-size: .87rem; font-weight: 300; color: var(--c-grey5); line-height: 1.8; flex-grow: 1; }
.announce-post__more {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1.5rem;
  padding-top: 1.125rem;
  border-top: 1px solid var(--c-grey2);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-ink);
}
.announce-post__more svg { transition: transform .25s var(--ease); }
.announce-post:hover .announce-post__more { color: var(--c-gold); }
.announce-post:hover .announce-post__more svg { transform: translateX(4px); }

@media (max-width: 640px) {
  .announce-list { grid-template-columns: 1fr; }
  .announce-post__top { flex-direction: column; align-items: flex-start; gap: .875rem; }
  .announce-post__meta { align-items: flex-start; }
}

/* Empty state — shown when no announcements are entered */
.announce-empty {
  text-align: center;
  padding: 4rem 2rem;
  border: 1px dashed var(--c-grey3);
  color: var(--c-grey4);
  font-size: .9rem;
}

@media (max-width: 860px) {
  .announce-list { grid-template-columns: 1fr; }
}