/* ============================================================
   DataCitadel landing page
   Brand: deep black + vibrant purple (#A020F0)
   ============================================================ */

:root {
  /* Brand */
  --brand: #a020f0;
  --brand-soft: #c77dff;
  --brand-deep: #7b14c9;
  --brand-glow: rgba(160, 32, 240, 0.45);

  /* Neutrals */
  --bg: #06020c;
  --bg-2: #0a0410;
  --bg-3: #110720;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(199, 125, 255, 0.25);

  /* Text */
  --text: #f1e9ff;
  --text-dim: #b4a8c8;
  --text-soft: #8a7fa0;

  /* Type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout */
  --container: 1180px;
  --radius: 14px;
  --radius-lg: 22px;

  --t-fast: 150ms;
  --t-base: 260ms;
  --t-slow: 600ms;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--brand-soft);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}
a:hover {
  color: var(--text);
}

button {
  font-family: inherit;
  cursor: pointer;
}

::selection {
  background: var(--brand);
  color: #fff;
}

.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;
}

/* ---------- Background ---------- */

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% -10%, rgba(160, 32, 240, 0.22), transparent 55%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 60%);
}

.bg__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(199, 125, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 125, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

.bg__glow {
  position: absolute;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.55;
  animation: float 18s ease-in-out infinite;
}
.bg__glow--1 {
  top: -200px;
  left: -180px;
  background: radial-gradient(circle, rgba(160, 32, 240, 0.55), transparent 70%);
}
.bg__glow--2 {
  top: 30%;
  right: -260px;
  background: radial-gradient(circle, rgba(80, 20, 180, 0.55), transparent 70%);
  animation-delay: -8s;
}

@keyframes float {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(40px, -30px, 0); }
}

.bg__noise {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 18px max(20px, calc((100vw - var(--container)) / 2));
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(180deg, rgba(6, 2, 12, 0.7), rgba(6, 2, 12, 0.35));
  border-bottom: 1px solid var(--border);
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1rem;
}
.nav__brand img {
  filter: drop-shadow(0 0 12px var(--brand-glow));
}

.nav__links {
  display: flex;
  gap: 26px;
  margin-left: auto;
}
.nav__links a {
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
}
.nav__links a:hover { color: var(--text); }

.nav__cta {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: linear-gradient(180deg, rgba(160, 32, 240, 0.18), rgba(160, 32, 240, 0.06));
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--t-base) var(--ease);
}
.nav__cta:hover {
  border-color: var(--brand-soft);
  background: linear-gradient(180deg, rgba(160, 32, 240, 0.34), rgba(160, 32, 240, 0.14));
  transform: translateY(-1px);
  color: var(--text);
}

/* ---------- Main layout ---------- */

main {
  display: block;
}

.section {
  padding: 110px max(20px, calc((100vw - var(--container)) / 2));
  position: relative;
}
.section--alt {
  background: linear-gradient(180deg, transparent, rgba(160, 32, 240, 0.04), transparent);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section__head {
  max-width: 720px;
  margin: 0 auto 64px;
  text-align: center;
}

.kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brand-soft);
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(160, 32, 240, 0.08);
  margin-bottom: 22px;
}

h1, h2, h3 {
  margin: 0;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--text);
}

h2 {
  font-size: clamp(1.9rem, 1.4rem + 2vw, 2.8rem);
  line-height: 1.12;
}
h3 { font-size: 1.15rem; }

.lede {
  font-size: 1.075rem;
  color: var(--text-dim);
  margin: 18px auto 0;
  max-width: 620px;
}

.grad {
  background: linear-gradient(120deg, #ffffff 0%, var(--brand-soft) 45%, var(--brand) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 70px;
  align-items: center;
  padding: 120px max(20px, calc((100vw - var(--container)) / 2)) 80px;
  min-height: 88vh;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-soft);
  padding: 7px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: rgba(160, 32, 240, 0.08);
}
.eyebrow__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-soft);
  box-shadow: 0 0 10px var(--brand-glow);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.75); }
}

.hero__title {
  font-size: clamp(2.4rem, 1.6rem + 3.6vw, 4.2rem);
  line-height: 1.05;
  margin: 26px 0 24px;
  font-weight: 800;
}

.hero__sub {
  max-width: 540px;
  color: var(--text-dim);
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0 0 36px;
}

.hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  padding: 0;
  margin: 28px 0 0;
  color: var(--text-soft);
  font-size: 0.88rem;
}
.hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero__meta svg {
  width: 14px;
  height: 14px;
  color: var(--brand-soft);
}

/* Hero art (rotating orbits) */

.hero__art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin: 0 auto;
  display: grid;
  place-items: center;
}

.hero__logo {
  width: 55%;
  height: auto;
  filter: drop-shadow(0 12px 80px var(--brand-glow))
    drop-shadow(0 0 30px rgba(199, 125, 255, 0.45));
  animation: levitate 6s ease-in-out infinite;
  position: relative;
  z-index: 2;
}
@keyframes levitate {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.orbit {
  position: absolute;
  border: 1px solid var(--border);
  border-radius: 50%;
  inset: 0;
}
.orbit--outer { inset: 0; border-color: rgba(160, 32, 240, 0.12); }
.orbit--mid   { inset: 12%; border-color: rgba(199, 125, 255, 0.18); border-style: dashed; }
.orbit--inner { inset: 26%; border-color: rgba(199, 125, 255, 0.28); }

.hero__art { container-type: inline-size; }

.orbit__dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--brand-soft);
  box-shadow: 0 0 18px var(--brand-glow), 0 0 4px var(--brand-soft);
  top: 50%;
  left: 50%;
  margin: -6px;
}
.orbit__dot--1 { animation: orbit-1 14s linear infinite; }
.orbit__dot--2 { animation: orbit-2 22s linear infinite; }
.orbit__dot--3 {
  width: 8px;
  height: 8px;
  margin: -4px;
  animation: orbit-3 10s linear infinite;
}

@keyframes orbit-1 {
  from { transform: rotate(0deg)   translateX(45cqi) rotate(0deg); }
  to   { transform: rotate(360deg) translateX(45cqi) rotate(-360deg); }
}
@keyframes orbit-2 {
  from { transform: rotate(0deg)   translateX(35cqi) rotate(0deg); }
  to   { transform: rotate(-360deg) translateX(35cqi) rotate(360deg); }
}
@keyframes orbit-3 {
  from { transform: rotate(0deg)   translateX(22cqi) rotate(0deg); }
  to   { transform: rotate(360deg) translateX(22cqi) rotate(-360deg); }
}

/* ---------- Buttons + form ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 12px;
  transition: transform var(--t-base) var(--ease),
    box-shadow var(--t-base) var(--ease),
    filter var(--t-base) var(--ease);
  white-space: nowrap;
  letter-spacing: -0.005em;
}

.btn--primary {
  position: relative;
  color: #fff;
  background: linear-gradient(180deg, var(--brand-soft), var(--brand) 60%, var(--brand-deep));
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.25) inset,
    0 0 0 1px rgba(160, 32, 240, 0.5),
    0 14px 40px -10px rgba(160, 32, 240, 0.6);
}
.btn--primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.3) inset,
    0 0 0 1px rgba(199, 125, 255, 0.6),
    0 18px 50px -10px rgba(160, 32, 240, 0.75);
}
.btn--primary:active { transform: translateY(0); }
.btn--lg { padding: 14px 26px; font-size: 1rem; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.signup {
  display: flex;
  gap: 10px;
  max-width: 520px;
  flex-wrap: wrap;
}

.signup input,
.signup textarea {
  flex: 1 1 240px;
  min-width: 0;
  padding: 13px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.97rem;
  transition: all var(--t-base) var(--ease);
  outline: none;
}
.signup input::placeholder,
.signup textarea::placeholder {
  color: var(--text-soft);
}
.signup input:focus,
.signup textarea:focus {
  border-color: var(--brand-soft);
  background: var(--surface-2);
  box-shadow: 0 0 0 4px rgba(160, 32, 240, 0.18);
}
.signup textarea { resize: vertical; min-height: 80px; line-height: 1.5; }

.signup__status {
  width: 100%;
  margin: 6px 0 0;
  font-size: 0.88rem;
  color: var(--text-dim);
  min-height: 1.2em;
}
.signup__status[data-state="error"] { color: #ff8085; }
.signup__status[data-state="success"] { color: #6cf3a4; }

.signup--cta {
  flex-direction: column;
  max-width: none;
}
.signup__row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.signup__interest {
  border: 0;
  padding: 0;
  margin: 14px 0 4px;
}
.signup__interest legend {
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 12px;
}
.signup__interest {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}
.signup__interest label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  font-size: 0.93rem;
  color: var(--text-dim);
  transition: all var(--t-base) var(--ease);
  user-select: none;
}
.signup__interest label:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.signup__interest input {
  flex: 0 0 auto;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1.5px solid var(--text-soft);
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all var(--t-base) var(--ease);
}
.signup__interest input:checked {
  background: var(--brand);
  border-color: var(--brand);
}
.signup__interest input:checked::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px);
}
.signup__interest label:has(input:checked) {
  border-color: var(--border-strong);
  background: rgba(160, 32, 240, 0.08);
  color: var(--text);
}

.signup__note {
  display: block;
  margin-top: 10px;
}
.signup__note span {
  display: block;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 8px;
}

.signup__legal {
  font-size: 0.82rem;
  color: var(--text-soft);
  margin: 4px 0 0;
}

/* ---------- Cards ---------- */

.grid {
  display: grid;
  gap: 22px;
  max-width: var(--container);
  margin: 0 auto;
}
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  position: relative;
  padding: 30px 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--t-base) var(--ease);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(199, 125, 255, 0.35), transparent 40%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t-base) var(--ease);
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
}
.card:hover::before { opacity: 1; }

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(160, 32, 240, 0.25), rgba(160, 32, 240, 0.08));
  border: 1px solid var(--border-strong);
  color: var(--brand-soft);
  margin-bottom: 20px;
}
.card__icon svg { width: 22px; height: 22px; }

.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-dim); margin: 0; }

/* ---------- Pillars ---------- */

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: var(--container);
  margin: 0 auto;
}
.pillar {
  background: linear-gradient(180deg, rgba(11, 5, 22, 0.7), rgba(6, 2, 12, 0.7));
  padding: 44px 36px;
  position: relative;
  transition: background var(--t-base) var(--ease);
}
.pillar:hover {
  background: linear-gradient(180deg, rgba(34, 14, 60, 0.7), rgba(11, 5, 22, 0.7));
}
.pillar__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brand-soft);
  letter-spacing: 0.2em;
  margin-bottom: 18px;
}
.pillar h3 {
  font-size: 1.55rem;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.pillar p { color: var(--text-dim); margin: 0; }

.hint {
  max-width: var(--container);
  margin: 36px auto 0;
  padding: 18px 22px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: rgba(160, 32, 240, 0.04);
  text-align: center;
}
.hint p { margin: 0; color: var(--text-dim); font-size: 0.96rem; }
.hint__label {
  color: var(--text);
  font-weight: 600;
  margin-right: 6px;
}

/* ---------- Founders ---------- */

.founders {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  max-width: var(--container);
  margin: 0 auto;
}

.founder {
  position: relative;
  padding: 32px 30px;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(160, 32, 240, 0.12), transparent 50%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--t-base) var(--ease);
  overflow: hidden;
}
.founder::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(199, 125, 255, 0.45), transparent 50%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t-base) var(--ease);
}
.founder:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
}
.founder:hover::before { opacity: 1; }

.founder__head {
  border-bottom: 1px solid var(--border);
  padding-bottom: 18px;
  margin-bottom: 18px;
}
.founder__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-soft);
  margin-bottom: 14px;
}
.founder h3 {
  font-size: 1.5rem;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}
.founder__title {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-soft);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.founder__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.founder__bullets li {
  position: relative;
  padding-left: 22px;
  color: var(--text-dim);
  font-size: 0.97rem;
  line-height: 1.55;
}
.founder__bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-soft);
  box-shadow: 0 0 8px var(--brand-glow);
}
.founder__bullets strong {
  color: var(--text);
  font-weight: 600;
}

.team__cta {
  max-width: var(--container);
  margin: 36px auto 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 1rem;
}
.team__cta a {
  font-weight: 600;
  color: var(--brand-soft);
}
.team__cta a:hover {
  color: var(--text);
}

/* ---------- CTA ---------- */

.cta {
  padding-bottom: 140px;
}
.cta__card {
  max-width: 820px;
  margin: 0 auto;
  padding: 56px 48px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(160, 32, 240, 0.22), transparent 60%),
    linear-gradient(180deg, rgba(34, 14, 60, 0.55), rgba(11, 5, 22, 0.6));
  border: 1px solid var(--border-strong);
  border-radius: 28px;
  text-align: left;
  box-shadow: 0 30px 80px -30px rgba(160, 32, 240, 0.4);
}
.cta__card .kicker { margin-bottom: 18px; }
.cta__card h2 { font-size: clamp(2rem, 1.5rem + 2.2vw, 2.6rem); }
.cta__card .lede { margin: 14px 0 28px; }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--border);
  padding: 40px max(20px, calc((100vw - var(--container)) / 2));
  background: rgba(6, 2, 12, 0.6);
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  color: var(--text-soft);
  font-size: 0.88rem;
}
.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 600;
}
.footer__tag { margin: 0; }
.footer__copy { margin: 0; }

/* ---------- Reveal on scroll ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 700ms var(--ease),
    transform 700ms var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .nav { gap: 14px; padding: 14px 20px; }
  .nav__links { display: none; }

  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 90px 20px 40px;
    min-height: 0;
    text-align: center;
  }
  .hero__sub { margin-inline: auto; }
  .signup--hero { margin-inline: auto; }
  .hero__meta { justify-content: center; }
  .hero__art {
    grid-row: 1;
    max-width: 320px;
    margin-bottom: 10px;
  }

  .section { padding: 80px 20px; }
  .grid--3 { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .founders { grid-template-columns: 1fr; }
  .cta__card { padding: 40px 24px; }
}

@media (max-width: 520px) {
  .nav__brand span { display: none; }
  .nav__cta { padding: 8px 12px; font-size: 0.85rem; }

  h2 { font-size: 1.65rem; }
  .hero__title { font-size: 2.2rem; }
  .hero__sub { font-size: 1rem; }

  .signup input,
  .signup textarea { padding: 12px 14px; font-size: 0.95rem; }
  .btn--primary { width: 100%; }
  .signup--hero { flex-direction: column; }
  .signup--hero input { flex: 1 1 auto; }

  .card { padding: 24px 22px; }
  .pillar { padding: 32px 24px; }
  .founder { padding: 26px 22px; }
  .founder h3 { font-size: 1.35rem; }
  .cta__card { padding: 32px 20px; }
  .footer__inner { justify-content: center; text-align: center; }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .hero__logo { animation: none; }
  .orbit__dot { display: none; }
  .bg__glow { animation: none; }
}