/* ============================================================
   Revexx Landing — premium navy + gold
   Vanilla CSS · mobile-first · tasteful motion
   ============================================================ */

:root {
  --navy-900: #0a1628;
  --navy-850: #0b1a2f;
  --navy-800: #0d1b2e;
  --navy-700: #112138;
  --navy-600: #16263f;
  --line: rgba(212, 175, 55, 0.14);
  --line-soft: rgba(255, 255, 255, 0.07);

  --gold: #d4af37;
  --gold-bright: #f5d77a;
  --gold-deep: #b8932b;
  --green: #16c784;

  --text: #eef2f8;
  --text-dim: #aab6c8;
  --text-mute: #74839a;

  --radius: 16px;
  --radius-lg: 22px;
  --maxw: 1140px;

  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 14px 40px -12px rgba(212, 175, 55, 0.35);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--navy-800);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

h1, h2, h3, h4 { font-family: "Sora", "Inter", sans-serif; line-height: 1.12; letter-spacing: -0.02em; }
em { font-style: normal; color: var(--gold); }
a { color: inherit; text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 700; font-size: 0.98rem;
  padding: 14px 26px; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
              background 0.25s var(--ease), border-color 0.25s var(--ease);
  position: relative; white-space: nowrap;
}
.btn__arrow { transition: transform 0.25s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn__sub {
  font-size: 0.7rem; font-weight: 600; opacity: 0.75;
  padding-left: 9px; margin-left: 3px; border-left: 1px solid rgba(10,22,40,0.35);
}

.btn--gold {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  color: #1a1205; box-shadow: var(--shadow-gold);
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 18px 48px -12px rgba(212,175,55,0.5); }

.btn--outline {
  background: rgba(255,255,255,0.02);
  border-color: rgba(212,175,55,0.4); color: var(--text);
}
.btn--outline:hover { border-color: var(--gold); background: rgba(212,175,55,0.08); transform: translateY(-2px); }

.btn--ghost { background: transparent; color: var(--text-dim); border-color: var(--line-soft); }
.btn--ghost:hover { color: var(--text); border-color: rgba(212,175,55,0.4); }

.btn--sm { padding: 9px 16px; font-size: 0.85rem; }
.btn--lg { padding: 17px 34px; font-size: 1.05rem; }

/* ---------- Skip link (a11y) ---------- */
.skip-link {
  position: absolute; left: 14px; top: -60px; z-index: 200;
  background: var(--gold); color: #1a1205; font-weight: 700; font-size: 0.85rem;
  padding: 9px 16px; border-radius: 9px; transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 12px; outline: none; }

/* ---------- Family Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 22, 40, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; gap: 20px; }

.brand { display: inline-flex; align-items: center; gap: 9px; }
.brand__mark { display: inline-grid; place-items: center; }
.brand__name {
  font-family: "Sora", sans-serif; font-weight: 800; font-size: 1.22rem;
  letter-spacing: -0.01em;
  background: linear-gradient(120deg, #fff 30%, var(--gold-bright));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand__fam {
  font-family: "Inter", sans-serif; font-size: 0.62rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--gold-deep);
  border: 1px solid var(--line); padding: 3px 7px; border-radius: 6px;
  align-self: center; line-height: 1;
}

/* Panel groups the links + right-side actions; flex on desktop */
.nav__panel { display: flex; align-items: center; gap: 26px; flex: 1; justify-content: flex-end; }

/* Hamburger — hidden on desktop */
.nav__toggle {
  display: none; flex-direction: column; gap: 5px; justify-content: center;
  width: 42px; height: 42px; padding: 0; border-radius: 10px;
  background: rgba(255,255,255,0.02); border: 1px solid var(--line-soft);
  cursor: pointer; transition: border-color 0.2s;
}
.nav__toggle:hover { border-color: rgba(212,175,55,0.4); }
.nav__toggle-bar {
  display: block; width: 18px; height: 2px; margin: 0 auto; border-radius: 2px;
  background: var(--text); transition: transform 0.28s var(--ease), opacity 0.2s var(--ease);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__links { display: flex; gap: 26px; }
.nav__links a { color: var(--text-dim); font-size: 0.92rem; font-weight: 500; position: relative; transition: color 0.2s; }
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--gold); transition: width 0.28s var(--ease);
}
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { width: 100%; }

.nav__right { display: flex; align-items: center; gap: 16px; }
.lang { display: flex; gap: 2px; align-items: center; font-size: 0.78rem; font-weight: 600; }
.lang a { color: var(--text-mute); padding: 4px 7px; border-radius: 7px; transition: all 0.2s; }
.lang a:hover { color: var(--text); }
.lang .lang--active, .lang a[aria-current="page"] { color: var(--gold); background: rgba(212,175,55,0.1); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 96px 0 84px; overflow: hidden; }
.hero__glow {
  position: absolute; top: -180px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(212,175,55,0.16), transparent 62%);
  filter: blur(20px);
}
.hero__grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
}
.hero__inner { position: relative; text-align: center; max-width: 820px; margin: 0 auto; }

.eyebrow {
  display: inline-block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em;
  color: var(--gold); padding: 7px 16px; border: 1px solid var(--line);
  border-radius: 999px; background: rgba(212,175,55,0.05); margin-bottom: 26px;
}

.hero__title { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-bottom: 22px; }
.hero__wordmark {
  font-size: clamp(3rem, 9vw, 5.4rem); font-weight: 800; letter-spacing: -0.04em;
  background: linear-gradient(120deg, #ffffff 38%, var(--gold-bright) 80%, var(--gold));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  line-height: 1;
}
.hero__sub { font-size: clamp(1.3rem, 3.6vw, 2rem); font-weight: 700; color: var(--text); }

.hero__tag {
  font-size: clamp(1.02rem, 2.2vw, 1.18rem); color: var(--text-dim);
  max-width: 600px; margin: 0 auto 36px;
}

.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-bottom: 46px; }

.hero__trust {
  display: inline-flex; align-items: center; gap: 22px; flex-wrap: wrap; justify-content: center;
  padding: 16px 26px; border: 1px solid var(--line-soft); border-radius: var(--radius);
  background: rgba(255,255,255,0.015);
}
.trust__item { display: flex; flex-direction: column; text-align: left; }
.trust__item strong { font-size: 0.95rem; color: var(--text); font-weight: 700; }
.trust__item span { font-size: 0.78rem; color: var(--text-mute); }
.trust__divider { width: 1px; height: 30px; background: var(--line-soft); }

/* ---------- Sections ---------- */
.section { padding: 90px 0; position: relative; }
.section--alt { background: linear-gradient(180deg, var(--navy-850), var(--navy-900)); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }

.section__head { max-width: 640px; margin: 0 auto 54px; text-align: center; }
.kicker {
  display: inline-block; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 14px;
}
.section__head h2 { font-size: clamp(1.8rem, 4.4vw, 2.7rem); margin-bottom: 14px; }
.section__head p { color: var(--text-dim); font-size: 1.05rem; }

/* ---------- Cards grid ---------- */
.cards { display: grid; gap: 20px; }
.cards--4 { grid-template-columns: repeat(4, 1fr); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }

/* Value cards */
.vcard {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-800));
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 28px 24px; transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.vcard:hover { transform: translateY(-5px); border-color: var(--line); box-shadow: var(--shadow); }
.vcard__icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(212,175,55,0.1); color: var(--gold); margin-bottom: 18px;
}
.vcard__icon svg { width: 24px; height: 24px; }
.vcard h3 { font-size: 1.18rem; margin-bottom: 9px; }
.vcard p { color: var(--text-dim); font-size: 0.92rem; }
.vcard strong { color: var(--text); }

/* Product cards */
.family { gap: 18px; }
.pcard {
  display: flex; flex-direction: column; position: relative;
  background: linear-gradient(165deg, var(--navy-700), var(--navy-850));
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 26px 24px; transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
  overflow: hidden;
}
.pcard::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.pcard:hover { transform: translateY(-5px); border-color: rgba(212,175,55,0.4); box-shadow: var(--shadow); }
.pcard:hover::before { opacity: 1; }
.pcard__top { display: flex; align-items: center; gap: 10px; margin-bottom: 11px; }
.pcard__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(22,199,132,0.14); flex: none; }
.pcard h3 { font-size: 1.18rem; }
.pcard p { color: var(--text-dim); font-size: 0.92rem; flex: 1; margin-bottom: 16px; }
.pcard__go { font-size: 0.85rem; font-weight: 700; color: var(--gold); display: inline-flex; gap: 6px; align-items: center; }
.pcard:hover .pcard__go span { transform: translateX(4px); }
.pcard__go span { transition: transform 0.25s var(--ease); }

.pcard--feature {
  background: linear-gradient(165deg, rgba(212,175,55,0.1), var(--navy-700));
  border-color: rgba(212,175,55,0.3);
}
.pcard__badge {
  position: absolute; top: 16px; right: 16px; font-size: 0.68rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em; color: #1a1205;
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  padding: 5px 11px; border-radius: 999px;
}

/* ---------- Steps ---------- */
.steps {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch;
  gap: 0; max-width: 1000px; margin: 0 auto;
}
.step {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-800));
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 30px 26px; text-align: center; transition: transform 0.3s var(--ease), border-color 0.3s;
}
.step:hover { transform: translateY(-4px); border-color: var(--line); }
.step__num {
  display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  font-family: "Sora", sans-serif; font-weight: 800; font-size: 1.2rem; color: var(--gold);
  border: 1.5px solid rgba(212,175,55,0.5); background: rgba(212,175,55,0.08); margin-bottom: 16px;
}
.step h3 { font-size: 1.1rem; margin-bottom: 9px; }
.step p { color: var(--text-dim); font-size: 0.9rem; }
.step__connect { align-self: center; width: 38px; height: 2px;
  background: linear-gradient(90deg, rgba(212,175,55,0.5), rgba(212,175,55,0.1)); margin: 0 6px; }

.micro { text-align: center; color: var(--text-mute); font-size: 0.92rem; margin-top: 34px; }
.micro strong { color: var(--text-dim); }
.tag-bt {
  display: inline-block; font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--gold-deep); background: rgba(212,175,55,0.12);
  padding: 2px 8px; border-radius: 5px; vertical-align: middle;
}

/* ---------- Trust & Transparency ---------- */
.trustgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.trustcard {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-850));
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 26px 22px; transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.trustcard:hover { transform: translateY(-5px); border-color: rgba(212,175,55,0.32); box-shadow: var(--shadow); }
.trustcard__icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(212,175,55,0.1); color: var(--gold); margin-bottom: 16px;
}
.trustcard__icon svg { width: 23px; height: 23px; }
.trustcard h3 { font-size: 1.1rem; margin-bottom: 9px; }
.trustcard p { color: var(--text-dim); font-size: 0.9rem; }
.trustcard strong { color: var(--text); }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq__item {
  background: linear-gradient(165deg, var(--navy-700), var(--navy-800));
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  overflow: hidden; transition: border-color 0.3s;
}
.faq__item[open] { border-color: rgba(212,175,55,0.3); }
.faq__item summary {
  list-style: none; cursor: pointer; padding: 20px 24px;
  font-family: "Sora", sans-serif; font-weight: 700; font-size: 1.02rem; color: var(--text);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  transition: color 0.2s;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--gold-bright); }
.faq__item summary::after {
  content: "+"; font-family: "Inter", sans-serif; font-weight: 400; font-size: 1.5rem;
  color: var(--gold); line-height: 1; flex: none; transition: transform 0.28s var(--ease);
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__a { padding: 0 24px 20px; }
.faq__a p { color: var(--text-dim); font-size: 0.94rem; }
.faq__a strong { color: var(--text); }
.faq__todo { color: var(--text-mute); font-size: 0.82rem; font-style: italic; }

/* ---------- YouTube card ---------- */
.ytcard {
  display: grid; grid-template-columns: 1.1fr 1fr; max-width: 880px; margin: 0 auto;
  background: linear-gradient(165deg, var(--navy-700), var(--navy-850));
  border: 1px solid var(--line-soft); border-radius: var(--radius-lg); overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.ytcard:hover { transform: translateY(-4px); border-color: rgba(212,175,55,0.4); box-shadow: var(--shadow); }
.ytcard__thumb {
  position: relative; min-height: 220px; display: grid; place-items: center;
  background: radial-gradient(circle at 50% 45%, var(--navy-600), var(--navy-900));
}
.ytcard__grid {
  position: absolute; inset: 0; opacity: 0.4;
  background-image: linear-gradient(var(--line-soft) 1px, transparent 1px), linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(circle at 50% 45%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 50% 45%, #000, transparent 70%);
}
.ytcard__play { position: relative; z-index: 2; filter: drop-shadow(0 8px 24px rgba(212,175,55,0.4)); transition: transform 0.3s var(--ease); }
.ytcard:hover .ytcard__play { transform: scale(1.08); }
.ytcard__body { padding: 30px 28px; display: flex; flex-direction: column; justify-content: center; }
.ytcard__label { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 10px; }
.ytcard__label em { color: var(--gold-deep); font-style: normal; }
.ytcard__body h3 { font-size: 1.5rem; margin-bottom: 10px; }
.ytcard__body p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Closing CTA ---------- */
.closing { padding: 96px 0; position: relative; text-align: center;
  background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(212,175,55,0.1), transparent 60%); }
.closing__inner { max-width: 600px; margin: 0 auto; }
.closing h2 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 14px;
  background: linear-gradient(120deg, #fff, var(--gold-bright));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.closing p { color: var(--text-dim); font-size: 1.1rem; margin-bottom: 30px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line-soft); background: var(--navy-900); padding: 56px 0 30px; }
.footer__top { display: grid; grid-template-columns: 1.4fr 2fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--line-soft); }
.footer__blurb { color: var(--text-mute); font-size: 0.9rem; margin: 14px 0 18px; max-width: 320px; }
.social { display: flex; gap: 10px; }
.social a {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  border: 1px solid var(--line-soft); color: var(--text-dim);
  transition: all 0.25s var(--ease);
}
.social a:hover { color: var(--gold); border-color: rgba(212,175,55,0.5); transform: translateY(-3px); }

.footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer__col h4 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-mute); margin-bottom: 14px; font-family: "Inter", sans-serif; font-weight: 700; }
.footer__col a { display: block; color: var(--text-dim); font-size: 0.9rem; padding: 5px 0; transition: color 0.2s; }
.footer__col a:hover { color: var(--gold); }

.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 26px; flex-wrap: wrap; }
.disclaimer { color: var(--text-mute); font-size: 0.8rem; max-width: 640px; }
.disclaimer strong { color: var(--text-dim); }
.footer__meta { display: flex; align-items: center; gap: 12px; color: var(--text-mute); font-size: 0.85rem; white-space: nowrap; }
.footer__meta .dot { opacity: 0.5; }
.lang--footer { font-size: 0.8rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

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

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .cards--3 { grid-template-columns: repeat(2, 1fr); }
  .trustgrid { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  /* Collapse family nav into a hamburger panel */
  .nav__toggle { display: flex; }
  .nav__panel {
    position: absolute; top: 66px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; justify-content: flex-start;
    background: rgba(10, 22, 40, 0.97);
    backdrop-filter: blur(16px) saturate(140%);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
    border-bottom: 1px solid var(--line-soft);
    padding: 10px 22px 22px;
    max-height: 0; overflow: hidden; opacity: 0; pointer-events: none;
    transition: max-height 0.32s var(--ease), opacity 0.24s var(--ease), padding 0.32s var(--ease);
  }
  .nav__panel.is-open { max-height: 80vh; opacity: 1; pointer-events: auto; }
  .nav__links { flex-direction: column; gap: 0; width: 100%; }
  .nav__links a { padding: 14px 2px; border-bottom: 1px solid var(--line-soft); font-size: 1rem; }
  .nav__links a::after { display: none; }
  .nav__right { width: 100%; justify-content: space-between; margin-top: 16px; }
  .nav__right .btn { flex: 1; max-width: 180px; justify-content: center; }
}
@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr; gap: 14px; }
  .step__connect { width: 2px; height: 24px; justify-self: center; background: linear-gradient(180deg, rgba(212,175,55,0.5), rgba(212,175,55,0.1)); }
  .ytcard { grid-template-columns: 1fr; }
  .ytcard__thumb { min-height: 170px; }
}
@media (max-width: 560px) {
  .section { padding: 64px 0; }
  .hero { padding: 64px 0 60px; }
  .cards--4, .cards--3 { grid-template-columns: 1fr; }
  .trustgrid { grid-template-columns: 1fr; }
  .brand__fam { display: none; }
  .hero__trust { gap: 14px; padding: 14px 18px; }
  .trust__divider { display: none; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: center; }
  .hero__cta { flex-direction: column; }
}