/* ==========================================================================
   Core Fabric — styles.css
   Dark-dominant + violet visual system (dapple.co palette)
   ========================================================================== */

/* ---- 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 (from dapple.co) */
  --indigo-900: #0b0f2b;   /* base background */
  --indigo-850: #0e1333;   /* raised background band */
  --indigo-800: #141a44;   /* elevated card surface */
  --indigo-700: #1c245c;   /* card border / hover */
  --violet:     #5c0fc9;   /* primary accent */
  --violet-400: #7d3ee0;   /* accent hover / lighter */
  --violet-200: #b79bf0;   /* accent tint on dark */
  --lavender:   #f0ebfb;   /* pale light surface / muted-on-dark */
  --white:      #ffffff;
  --offwhite:   #fafafa;

  /* semantic */
  --bg:            var(--indigo-900);
  --bg-alt:        var(--indigo-850);
  --surface:       var(--indigo-800);
  --border:        rgba(240, 235, 251, 0.10);
  --border-strong: rgba(240, 235, 251, 0.18);
  --text:          var(--offwhite);
  --text-muted:    rgba(240, 235, 251, 0.66);
  --text-faint:    rgba(240, 235, 251, 0.45);
  --accent:        var(--violet);
  --accent-hover:  var(--violet-400);
  --on-accent:     #ffffff;

  /* 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(92, 15, 201, 0.55);
  --ring: 0 0 0 3px rgba(124, 62, 224, 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(--violet-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(--violet-200); background: rgba(124, 62, 224, 0.10); }

.btn--sm { padding: 0.6rem 1.15rem; font-size: 0.9rem; }

.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(11, 15, 43, 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;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.16rem;
  letter-spacing: -0.02em;
  color: var(--white);
}
.brand__mark { width: 30px; height: 30px; flex: 0 0 auto; }

.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(8rem, 16vh, 11rem);
  padding-bottom: var(--section-y);
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60% 55% at 78% 8%, rgba(92, 15, 201, 0.45), transparent 60%),
    radial-gradient(50% 50% at 12% 20%, rgba(125, 62, 224, 0.22), transparent 55%),
    linear-gradient(180deg, #0d1233 0%, var(--indigo-900) 60%);
}
.hero__grain {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}
.hero__grid {
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}
@media (min-width: 940px) {
  .hero__grid { grid-template-columns: 1.15fr 0.85fr; }
}
.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(124, 62, 224, 0.2);
  color: var(--violet-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(--violet-200), var(--violet-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: 40ch;
  margin: 1.5rem 0 2.2rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Hero visual: stacked "cluster" card */
.hero__visual {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(28, 36, 92, 0.55), rgba(14, 19, 51, 0.6));
  padding: 1.5rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}
.hero__visual h3 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  font-weight: 600;
  margin-bottom: 1rem;
}
.stack { display: grid; gap: 0.55rem; }
.stack__layer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(11, 15, 43, 0.4);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.stack__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--violet-400);
  box-shadow: 0 0 0 4px rgba(124, 62, 224, 0.18);
  flex: 0 0 auto;
}
.stack__flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--violet-200);
}
.stack__arrow { color: var(--text-faint); }

/* ---- Stats band ---------------------------------------------------------- */
.stats {
  border-block: 1px solid var(--border);
  background: var(--bg-alt);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
@media (min-width: 720px) { .stats__grid { grid-template-columns: repeat(4, 1fr); } }
.stat {
  background: var(--bg-alt);
  padding: clamp(1.5rem, 3vw, 2.4rem) 1.4rem;
  text-align: center;
}
.stat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1;
}
.stat__num .unit { color: var(--violet-200); }
.stat__label {
  margin-top: 0.6rem;
  color: var(--text-faint);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
}

/* ---- 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(124, 62, 224, 0.14);
  border: 1px solid rgba(124, 62, 224, 0.3);
  color: var(--violet-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;
}

/* ---- Approach (differentiators) ------------------------------------------ */
.approach__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (min-width: 900px) { .approach__grid { grid-template-columns: 0.9fr 1.1fr; } }

.approach__list { display: grid; gap: 1rem; }
.diff {
  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), background var(--transition);
}
.diff:hover { border-color: var(--border-strong); background: var(--indigo-700); }
.diff__num {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--violet-200);
  font-size: 1.05rem;
  flex: 0 0 auto;
}
.diff h3 { font-size: 1.12rem; margin-bottom: 0.35rem; }
.diff p { color: var(--text-muted); font-size: 0.94rem; margin: 0; }
.diff__badge {
  display: inline-block;
  margin-top: 0.6rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--violet-200);
  background: rgba(124, 62, 224, 0.16);
  border: 1px solid rgba(124, 62, 224, 0.3);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
}

/* ---- 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(--violet-200); }

/* ---- Sectors ------------------------------------------------------------- */
.sectors {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) { .sectors { grid-template-columns: repeat(3, 1fr); } }
.sector {
  padding: 2rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), rgba(20, 26, 68, 0.4));
  transition: transform var(--transition), border-color var(--transition);
}
.sector:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.sector h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.sector p { color: var(--text-muted); font-size: 0.95rem; margin: 0; }
.sector__tag { color: var(--violet-200); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }

/* ---- Careers ------------------------------------------------------------- */
.careers__panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(92, 15, 201, 0.35), transparent 60%),
    var(--surface);
  padding: clamp(2.2rem, 5vw, 3.6rem);
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 860px) { .careers__panel { grid-template-columns: 1.1fr 0.9fr; } }
.careers h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); margin-bottom: 1rem; }
.careers p { color: var(--text-muted); margin: 0 0 1.5rem; }
.tags { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tag {
  font-size: 0.85rem;
  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);
}
.tag:hover { color: var(--white); border-color: var(--violet-200); }

/* ---- 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(124, 62, 224, 0.14);
  border: 1px solid rgba(124, 62, 224, 0.3);
  color: var(--violet-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(--violet-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 {
  border-top: 1px solid var(--border);
  background: var(--indigo-900);
  padding-block: clamp(2.5rem, 5vw, 4rem) 2rem;
}
.footer__top {
  display: grid;
  gap: 2rem;
  align-items: start;
  margin-bottom: 2.5rem;
}
@media (min-width: 760px) { .footer__top { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer__brand p { color: var(--text-muted); font-size: 0.95rem; max-width: 34ch; 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(--white); }
.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;
}

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

/* ---- Inline text link ---------------------------------------------------- */
.link {
  color: var(--violet-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(--violet-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(--violet-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(92, 15, 201, 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(--violet-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(--indigo-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(--violet-200); }
.proof__stat .stat__label { margin-top: 0.5rem; color: var(--text-faint); font-size: 0.85rem; }

/* ---- Splash / intro overlay ---------------------------------------------- */
body.splash-lock { overflow: hidden; }
.splash {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  background: var(--indigo-900);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.splash__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 55% at 50% 42%, rgba(92, 15, 201, 0.34), transparent 62%),
    radial-gradient(40% 40% at 78% 78%, rgba(125, 62, 224, 0.18), transparent 60%);
}
.splash.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.splash[hidden] { display: none; }
.splash__inner { position: relative; text-align: center; padding: 1.5rem; }
.splash__mark { width: clamp(64px, 13vw, 100px); height: auto; margin: 0 auto 1.5rem; }
.splash__word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 5.5vw, 3rem);
  letter-spacing: -0.02em;
  color: var(--white);
  opacity: 0;
  animation: splashUp 0.7s ease 0.55s forwards;
}
.splash__tag {
  margin-top: 0.7rem;
  color: var(--violet-200);
  font-size: clamp(0.72rem, 1.4vw, 0.82rem);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0;
  animation: splashUp 0.7s ease 0.8s forwards;
}
.splash__bar {
  width: 160px;
  height: 2px;
  margin: 1.8rem auto 0;
  background: rgba(240, 235, 251, 0.12);
  border-radius: 2px;
  overflow: hidden;
}
.splash__bar span {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--violet), var(--violet-400));
  animation: splashBar 1.7s cubic-bezier(0.65, 0, 0.35, 1) 0.35s forwards;
}
.splash__skip {
  position: absolute;
  bottom: 1.4rem;
  right: 1.6rem;
  background: none;
  border: 0;
  color: var(--text-faint);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 0.5rem 0.75rem;
  transition: color var(--transition);
}
.splash__skip:hover { color: var(--white); }
.sm-box { stroke-dasharray: 240; stroke-dashoffset: 240; animation: smDraw 1s ease 0.1s forwards; }
.sm-path { stroke-dasharray: 120; stroke-dashoffset: 120; animation: smDraw 0.9s ease 0.5s forwards; }
.sm-dot { transform-origin: center; transform: scale(0); animation: smPop 0.45s cubic-bezier(0.2, 1.5, 0.4, 1) 1.15s forwards; }
@keyframes smDraw { to { stroke-dashoffset: 0; } }
@keyframes smPop { to { transform: scale(1); } }
@keyframes splashUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes splashBar { to { transform: scaleX(1); } }
/* No-JS fallback: auto-dismiss so the overlay can never trap the page */
html:not(.js) .splash { animation: splashAuto 0.5s ease 2.9s forwards; }
@keyframes splashAuto { to { opacity: 0; visibility: hidden; } }

/* ---- 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; }

/* ---- 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(11, 15, 43, 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; }
}