/* ==========================================================================
   Kenvant — styles.css
   Black-dominant + DCAI-orange visual system
   ========================================================================== */

/* ---- Fonts (self-hosted, variable) --------------------------------------- */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/inter-var.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("../assets/fonts/space-grotesk-var.woff2") format("woff2");
}

/* ---- Design tokens ------------------------------------------------------- */
:root {
  /* palette (black + DCAI orange) */
  --ink-900: #000000;   /* base background */
  --ink-850: #0a0a0a;   /* raised background band */
  --ink-800: #141414;   /* elevated card surface */
  --ink-700: #242424;   /* card border / hover */
  --orange:     #ff9900;   /* primary accent (DCAI orange, hsl 36 100% 50%) */
  --orange-400: #ffb340;   /* accent hover / lighter */
  --orange-200: #ffcf80;   /* accent tint on dark */
  --mist:   #f0ece6;   /* pale light surface / muted-on-dark */
  --white:      #ffffff;
  --offwhite:   #fafafa;

  /* semantic */
  --bg:            var(--ink-900);
  --bg-alt:        var(--ink-850);
  --surface:       var(--ink-800);
  --border:        rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.20);
  --text:          var(--offwhite);
  --text-muted:    rgba(255, 255, 255, 0.66);
  --text-faint:    rgba(255, 255, 255, 0.45);
  --accent:        var(--orange);
  --accent-hover:  var(--orange-400);
  --on-accent:     #111111;   /* near-black — orange bg needs dark text for WCAG AA */

  /* type */
  --font-sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Space Grotesk", var(--font-sans);

  /* spacing / layout */
  --maxw: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4rem, 9vw, 8rem);
  --radius: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;

  /* effects */
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
  --shadow-accent: 0 16px 40px -12px rgba(255, 153, 0, 0.55);
  --ring: 0 0 0 3px rgba(255, 179, 64, 0.45);
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset --------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 90px; /* offset fixed nav for anchor jumps */
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  font-feature-settings: "liga" 1, "calt" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
}

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--on-accent);
  padding: 0.6rem 1rem;
  border-radius: 0 0 8px 0;
  z-index: 1000;
}
.skip-link:focus { left: 0; }

/* ---- Layout helpers ------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); position: relative; }
.section--alt { background: var(--bg-alt); }

.section-head { max-width: 60ch; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section-head.center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange-200);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.section-head.center .eyebrow::before { display: none; }

h2.section-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
}
.section-head p.lead {
  color: var(--text-muted);
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  margin: 1rem 0 0;
}

/* ---- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: var(--shadow-accent);
}
.btn--primary:hover { background: var(--accent-hover); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn--ghost:hover { border-color: var(--orange-200); background: rgba(255, 179, 64, 0.10); }

.btn--sm { padding: 0.6rem 1.15rem; font-size: 0.9rem; }
.btn--lg { padding: 1rem 1.9rem; font-size: 1.05rem; }

.btn .arrow { transition: transform var(--transition); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---- Navigation ---------------------------------------------------------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background var(--transition), border-color var(--transition),
    backdrop-filter var(--transition);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 72px;
}
.brand {
  display: inline-flex;
  align-items: center;
}
.brand__logo {
  height: 30px;
  width: auto;
  max-width: none;
  display: block;
}
.brand--footer .brand__logo { height: 38px; }
@media (max-width: 400px) { .brand__logo { height: 26px; } }

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}
.nav__links a:hover { color: var(--text); }

.nav__cta { display: flex; align-items: center; gap: 1rem; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

/* ---- Hero ---------------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: clamp(9rem, 20vh, 13rem);
  padding-bottom: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.hero__fabric {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  display: block;
  background:
    radial-gradient(70% 60% at 50% -5%, rgba(255, 153, 0, 0.20), transparent 60%),
    linear-gradient(180deg, #060400 0%, var(--ink-900) 72%);
}
.hero__fade {
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, var(--ink-900));
}
.hero__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 900px;
  margin-inline: auto;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.9rem 0.4rem 0.5rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.6rem;
}
.hero__tag b {
  background: rgba(255, 179, 64, 0.2);
  color: var(--orange-200);
  font-weight: 600;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}
.hero h1 {
  font-size: clamp(2.4rem, 5.6vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--orange-200), var(--orange-400));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub {
  color: var(--text-muted);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  max-width: 60ch;
  margin: 1.5rem auto 2.4rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* Hero pipeline chip row (GC -> GPU) */
.hero__pipe {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.55rem 0.7rem;
  margin-top: clamp(2.4rem, 5vw, 3.4rem);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.hero__pipe span {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
}
.hero__pipe span.is-end {
  border-color: rgba(255, 153, 0, 0.5);
  background: rgba(255, 153, 0, 0.12);
  color: var(--orange-200);
}
.hero__pipe i { color: var(--accent); font-style: normal; }
@media (max-width: 620px) { .hero__pipe i { display: none; } }

/* ---- Thesis band --------------------------------------------------------- */
.thesis {
  position: relative;
  border-block: 1px solid var(--border);
  background:
    radial-gradient(85% 130% at 100% 0%, rgba(255, 153, 0, 0.12), transparent 60%),
    var(--bg-alt);
  padding-block: clamp(3.5rem, 8vw, 6rem);
}
.thesis__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}
@media (min-width: 900px) { .thesis__grid { grid-template-columns: 0.85fr 1.15fr; } }
.thesis__head h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.8vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin-top: 0.8rem;
}
.thesis__head h2 .accent { color: var(--accent); }
.thesis__body p {
  color: var(--text-muted);
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  margin: 0 0 1.1rem;
}
.thesis__punch {
  color: var(--text) !important;
  font-weight: 500;
  border-left: 3px solid var(--accent);
  padding-left: 1.1rem;
}
.thesis__chips { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.7rem; }
.thesis__chips span {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--orange-200);
  background: rgba(255, 153, 0, 0.10);
  border: 1px solid rgba(255, 153, 0, 0.28);
  border-radius: var(--radius-pill);
  padding: 0.42rem 0.9rem;
}

/* ---- Services ------------------------------------------------------------ */
.cards {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .cards { grid-template-columns: repeat(3, 1fr); } }

.card {
  position: relative;
  padding: 1.8rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), rgba(20, 26, 68, 0.55));
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  overflow: hidden;
}
.card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}
.card:hover::after { transform: scaleX(1); }
.card__icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(255, 179, 64, 0.14);
  border: 1px solid rgba(255, 179, 64, 0.3);
  color: var(--orange-200);
  margin-bottom: 1.15rem;
}
.card__icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.2rem; margin-bottom: 0.55rem; }
.card p { color: var(--text-muted); font-size: 0.96rem; margin: 0; }
.card__index {
  position: absolute;
  top: 1.4rem; right: 1.5rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}

/* ---- Onsite services flow ------------------------------------------------ */
.flow {
  list-style: none;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) { .flow { grid-template-columns: 1fr 1fr; } }
.flow__step {
  position: relative;
  display: flex;
  gap: 1.1rem;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.flow__step:hover {
  border-color: var(--border-strong);
  border-left-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.flow__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--accent);
  flex: 0 0 auto;
  min-width: 2ch;
}
.flow__body h3 { font-size: 1.12rem; margin-bottom: 0.35rem; }
.flow__body p { color: var(--text-muted); font-size: 0.95rem; margin: 0; }

/* ---- Partners ------------------------------------------------------------ */
.partners__strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 5vw, 4rem);
  padding: 2rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-alt);
}
.partner {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 2.5vw, 1.4rem);
  color: var(--text-muted);
  letter-spacing: -0.01em;
  transition: color var(--transition), opacity var(--transition);
  opacity: 0.85;
}
.partner:hover { color: var(--white); opacity: 1; }
.partner b { color: var(--orange-200); }

/* ---- Modular data centers ------------------------------------------------ */
.modular__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (min-width: 940px) { .modular__grid { grid-template-columns: 0.95fr 1.05fr; } }
@media (min-width: 940px) { .modular__head { position: sticky; top: 96px; } }
.modular__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 2rem;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.mstat { background: var(--bg-alt); padding: 1.3rem 1.4rem; }
.mstat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  color: var(--white);
  line-height: 1;
}
.mstat__num .unit { color: var(--orange-200); font-size: 0.55em; }
.mstat__label { margin-top: 0.5rem; color: var(--text-faint); font-size: 0.84rem; }
.modular__list { display: grid; gap: 1rem; }
.feat {
  display: flex;
  gap: 1.1rem;
  padding: 1.4rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color var(--transition), transform var(--transition);
}
.feat:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.feat__icon {
  width: 44px; height: 44px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.3);
  color: var(--accent);
}
.feat__icon svg { width: 22px; height: 22px; }
.feat h3 { font-size: 1.12rem; margin-bottom: 0.35rem; }
.feat p { color: var(--text-muted); font-size: 0.95rem; margin: 0; }
.feat em { color: var(--orange-200); font-style: normal; }

/* ---- Contact ------------------------------------------------------------- */
.contact__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}
@media (min-width: 860px) { .contact__grid { grid-template-columns: 1fr 1fr; } }
.contact h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: 1rem; }
.contact__lead { color: var(--text-muted); font-size: 1.1rem; margin: 0 0 2rem; }
.contact__list { display: grid; gap: 1.25rem; }
.contact__item { display: flex; gap: 1rem; align-items: flex-start; }
.contact__item .ico {
  width: 42px; height: 42px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(255, 179, 64, 0.14);
  border: 1px solid rgba(255, 179, 64, 0.3);
  color: var(--orange-200);
}
.contact__item .k { font-size: 0.8rem; color: var(--text-faint); letter-spacing: 0.06em; text-transform: uppercase; }
.contact__item .v { color: var(--text); font-size: 1.05rem; }
.contact__item a.v:hover { color: var(--orange-200); }

.contact__card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-alt);
  padding: clamp(1.8rem, 4vw, 2.6rem);
}
.contact__card h3 { font-size: 1.3rem; margin-bottom: 0.75rem; }
.contact__card p { color: var(--text-muted); margin: 0 0 1.6rem; }

/* ---- Footer -------------------------------------------------------------- */
.footer {
  position: relative;
  background:
    radial-gradient(60% 100% at 0% 0%, rgba(255, 153, 0, 0.06), transparent 55%),
    var(--ink-900);
  padding-bottom: 2rem;
}
.footer::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), rgba(255, 153, 0, 0) 55%);
}
.footer__cta {
  display: grid;
  gap: 1.5rem;
  align-items: center;
  padding: clamp(2.6rem, 6vw, 4.5rem) 0 clamp(2.4rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--border);
}
@media (min-width: 780px) { .footer__cta { grid-template-columns: 1fr auto; } }
.footer__cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  color: var(--white);
}
.footer__cta p { color: var(--text-muted); margin: 0.6rem 0 0; max-width: 48ch; }
.footer__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
  padding-block: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 760px) { .footer__grid { grid-template-columns: 1.6fr 1fr 1fr; } }
.footer__brand p { color: var(--text-muted); font-size: 0.95rem; max-width: 32ch; margin: 1rem 0 0; }
.footer__col h4 {
  font-family: var(--font-sans);
  font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-faint); margin-bottom: 1rem; font-weight: 600;
}
.footer__col a { display: block; color: var(--text-muted); padding: 0.3rem 0; font-size: 0.95rem; transition: color var(--transition); }
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.8rem;
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 0.86rem;
}
.footer__note {
  font-family: var(--font-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: 0.74rem;
}

/* ---- Placeholder marker -------------------------------------------------- */
.ph {
  border-bottom: 1px dashed rgba(183, 155, 240, 0.5);
  color: var(--orange-200);
}

/* ---- Inline text link ---------------------------------------------------- */
.link {
  color: var(--orange-200);
  text-decoration: underline;
  text-decoration-color: rgba(183, 155, 240, 0.45);
  text-underline-offset: 3px;
  transition: color var(--transition), text-decoration-color var(--transition);
}
.link:hover { color: var(--white); text-decoration-color: var(--orange-200); }

/* ---- "Who we serve" strip ------------------------------------------------ */
.serve {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6rem 0.7rem;
  margin: clamp(2.5rem, 5vw, 3.5rem) auto 0;
  text-align: center;
}
.serve > span {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-right: 0.4rem;
}
.serve em {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 0.4rem 0.95rem;
  transition: color var(--transition), border-color var(--transition);
}
.serve em:hover { color: var(--white); border-color: var(--orange-200); }

/* ---- Proof band ---------------------------------------------------------- */
.proof {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(60% 120% at 0% 0%, rgba(255, 153, 0, 0.34), transparent 58%),
    var(--surface);
  padding: clamp(2.2rem, 5vw, 3.6rem);
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}
@media (min-width: 900px) { .proof { grid-template-columns: 1.1fr 0.9fr; } }
.proof__body h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); margin: 1rem 0; }
.proof__body p { color: var(--text-muted); margin: 0; }
.proof__tagline {
  margin-top: 1.2rem !important;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--orange-200) !important;
  letter-spacing: 0.01em;
}
.proof__stats { display: grid; gap: 1px; background: var(--border); border-radius: var(--radius); overflow: hidden; }
.proof__stat { background: var(--ink-850); padding: 1.4rem 1.5rem; }
.proof__stat .stat__num { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.7rem, 4vw, 2.4rem); color: var(--white); line-height: 1; }
.proof__stat .stat__num .unit { color: var(--orange-200); }
.proof__stat .stat__label { margin-top: 0.5rem; color: var(--text-faint); font-size: 0.85rem; }

/* ---- Scroll reveal ------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.40s; }

/* Desktop shows the CTA in .nav__cta, so hide the duplicate one in the link row. */
@media (min-width: 861px) {
  .nav__links-cta { display: none; }
}

/* ---- Mobile nav ---------------------------------------------------------- */
@media (max-width: 860px) {
  .nav__links,
  .nav__cta .btn { display: none; }
  .nav__toggle { display: flex; }

  .nav__links {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem var(--gutter) 1.5rem;
    transform: translateY(-120%);
    transition: transform var(--transition);
    max-height: calc(100vh - 72px);
    overflow-y: auto;
  }
  .nav.menu-open .nav__links { display: flex; transform: translateY(0); }
  .nav__links a { padding: 0.9rem 0; border-bottom: 1px solid var(--border); font-size: 1.05rem; }
  .nav__links li:last-child a { border-bottom: 0; }
  .nav__links .btn { display: inline-flex; margin-top: 1rem; }

  .nav.menu-open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.menu-open .nav__toggle span:nth-child(2) { opacity: 0; }
  .nav.menu-open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---- Reduced motion ------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}