/* ---------------------------------------------------------------------------
   Specworks — modern dark theme with purple accents
--------------------------------------------------------------------------- */

:root {
  --bg: #0a0b12;
  --bg-2: #0e1019;
  --surface: #14161f;
  --surface-2: #191c28;
  --ink: #f5f7fc;
  --ink-soft: #aab1c9;
  --ink-faint: #717892;
  --line: rgba(255, 255, 255, .08);
  --line-strong: rgba(255, 255, 255, .16);

  --brand: #a78bfa;   /* violet (lightened for dark bg) */
  --brand-2: #c084fc; /* purple */
  --accent: #e879f9;  /* fuchsia */

  --grad: linear-gradient(120deg, #7c3aed 0%, #9333ea 50%, #c026d3 100%);
  --grad-text: linear-gradient(120deg, #c4b5fd 0%, #d8b4fe 50%, #f0abfc 100%);
  --grad-soft: linear-gradient(120deg, rgba(124, 58, 237, .18), rgba(192, 38, 211, .16));

  --radius: 18px;
  --radius-lg: 26px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 16px 40px -18px rgba(0, 0, 0, .75);
  --shadow-lg: 0 40px 80px -30px rgba(0, 0, 0, .85);

  --maxw: 1120px;
  --gutter: 24px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100vw;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -.02em; line-height: 1.1; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Decorative background ---------- */
.bg-art { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; background: var(--bg); clip: rect(0, 100vw, 100vh, 0); }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .4; }
.blob-1 { width: 540px; height: 540px; top: -180px; left: -140px;
  background: radial-gradient(circle at 30% 30%, #7c3aed, transparent 70%); }
.blob-2 { width: 560px; height: 560px; top: -140px; right: -160px;
  background: radial-gradient(circle at 70% 30%, #a21caf, transparent 70%); }
.blob-3 { width: 640px; height: 640px; bottom: -300px; left: 28%;
  background: radial-gradient(circle at 50% 50%, #6d28d9, transparent 70%); opacity: .3; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 100%);
}

/* ---------- Layout helpers ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: 104px var(--gutter); }
.section-head { max-width: 720px; margin-bottom: 56px; }
.eyebrow {
  display: inline-block; font-family: var(--font-display); font-weight: 600;
  font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--brand); margin-bottom: 16px;
}
.section h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 18px; }
.section-lead { color: var(--ink-soft); font-size: 1.075rem; max-width: 620px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center;
  width: 100%; padding: 14px 32px;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease;
}
.site-header.scrolled {
  background: rgba(10, 11, 18, .85);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom-color: var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: 'Montserrat', var(--font-display), sans-serif; font-weight: 700; font-size: 1.1rem; color: var(--ink); letter-spacing: 0.5px; }
.brand-mark { display: inline-flex; }
.brand-name strong { font-weight: 700; color: var(--ink); }
.brand-light { font-weight: 300; color: var(--ink-soft); }
.nav { display: flex; align-items: center; gap: 6px; margin-left: auto; margin-right: 12px; }
.nav a {
  color: var(--ink-soft); font-weight: 500; font-size: .88rem;
  padding: 7px 14px; border-radius: 999px;
  transition: color .18s ease, background .18s ease;
}
.nav a:hover { color: var(--ink); background: rgba(255, 255, 255, .06); }
.nav-cta { flex: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; font-size: .95rem;
  padding: 12px 22px; border-radius: 999px; cursor: pointer; border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px -10px rgba(147, 51, 234, .55); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(147, 51, 234, .7); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--brand); background: var(--surface-2); }
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }

/* ---------- Hero ---------- */
.hero { max-width: var(--maxw); margin: 0 auto; padding: 96px var(--gutter) 72px; text-align: center; }
.hero .eyebrow { margin-bottom: 22px; }
.hero-headline {
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1.12;
  max-width: 18ch; margin: 0 auto 26px;
}
.hero-sub { color: var(--ink-soft); font-size: 1.2rem; max-width: 600px; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-trust {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; align-items: center;
  margin-top: 60px;
}
.hero-trust .trust-label {
  color: var(--ink-faint); font-family: var(--font-display); font-weight: 500;
  font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  margin-right: 4px;
}
.trust-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface);
  color: var(--ink-soft); font-family: var(--font-display); font-weight: 500; font-size: .88rem;
  transition: border-color .18s ease, background .18s ease, color .18s ease, box-shadow .18s ease;
}
.trust-badge:hover { border-color: var(--line-strong); background: var(--surface-2); color: var(--ink); box-shadow: var(--shadow-sm); }
.trust-badge svg { opacity: .7; }
.trust-badge:hover svg { opacity: 1; }

/* ---------- Flip word ---------- */
.flip {
  --floor: 1.12em;
  display: inline-block;
  position: relative;
  height: var(--floor);
  width: auto;
  min-width: 5ch;
  overflow: hidden;
  vertical-align: bottom;
  line-height: var(--floor);
  margin-left: 0.15em;
}

@media (max-width: 760px) {
  .flip {
    display: block;
    margin: 0 auto;
    text-align: center;
  }
}
.flip-track {
  display: flex;
  flex-direction: column;
  will-change: transform;
  animation: elevatorDrop 11s infinite;
}
.flip-word {
  height: var(--floor);
  line-height: var(--floor);
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@keyframes elevatorDrop {
  0%,  18%  { transform: translateY(calc(var(--floor) * -4)); animation-timing-function: cubic-bezier(.7, 0, .2, 1); }
  25%, 43%  { transform: translateY(calc(var(--floor) * -3)); animation-timing-function: cubic-bezier(.7, 0, .2, 1); }
  50%, 68%  { transform: translateY(calc(var(--floor) * -2)); animation-timing-function: cubic-bezier(.7, 0, .2, 1); }
  75%, 93%  { transform: translateY(calc(var(--floor) * -1)); animation-timing-function: cubic-bezier(.7, 0, .2, 1); }
  100%      { transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .flip-track { animation: none; transform: translateY(calc(var(--floor) * -4)); }
}

/* ---------- Process / Blueprint ---------- */
.section-process { overflow: visible; }

.blueprint {
  position: relative;
  padding: 48px 32px;
  border-radius: var(--radius-lg);
  border: none;
  background: transparent;
}

.blueprint-grid {
  position: absolute; inset: 0; border-radius: inherit; overflow: hidden;
  background-image:
    linear-gradient(to right, rgba(167, 139, 250, .06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(167, 139, 250, .06) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 20%, transparent 100%);
}

.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
  position: relative;
}
.step {
  background: transparent;
  border: none;
  border-radius: var(--radius);
  padding: 28px 20px 24px; position: relative;
  text-align: center;
  box-shadow: none;
  transition: background .2s ease, box-shadow .2s ease, transform .2s ease;
}
.step:hover {
  transform: translateY(-4px);
  background: rgba(167, 139, 250, .08);
  box-shadow: 0 0 30px rgba(124, 58, 237, .35), 0 0 60px rgba(124, 58, 237, .15);
}

.step::after, .step::before { display: none; }

.step-connector { display: none; }

.step-marker {
  display: flex; flex-direction: column; align-items: center;
  margin-bottom: 16px; position: relative;
}
.step-num { display: none; }
.step-icon {
  width: 44px; height: 44px; object-fit: contain;
  filter: brightness(0) saturate(100%) invert(56%) sepia(43%) saturate(1058%) hue-rotate(218deg) brightness(101%) contrast(97%);
  transition: filter .2s ease, transform .2s ease;
}
.step:hover .step-icon {
  filter: brightness(0) saturate(100%) invert(70%) sepia(60%) saturate(1200%) hue-rotate(218deg) brightness(110%) contrast(100%);
  transform: scale(1.1);
}

.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: .9rem; line-height: 1.5; }

.step-tag { display: none; }

/* ---------- Cards ---------- */
.cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px 26px; box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--line-strong); background: var(--surface-2); }
.card-icon {
  width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center;
  color: var(--brand); background: var(--grad-soft); border: 1px solid var(--line); margin-bottom: 20px;
}
.card-icon img { width: 32px; height: 32px; object-fit: contain; }
.card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.card p { color: var(--ink-soft); font-size: .97rem; }

/* Highlighted feature card */
.card-feature {
  background: var(--grad);
  border-color: transparent; color: #fff;
  box-shadow: 0 20px 50px -20px rgba(147, 51, 234, .5);
}
.card-feature:hover { background: var(--grad); border-color: transparent; }
.card-feature h3 { color: #fff; }
.card-feature p { color: rgba(255, 255, 255, .9); }
.card-feature .card-icon { background: rgba(255, 255, 255, .15); border-color: rgba(255, 255, 255, .25); color: #fff; }

/* ---------- Billing band ---------- */
.band-inner {
  padding: 84px 56px;
  background: linear-gradient(140deg, #1e1035 0%, #2a1245 50%, #1a0e2e 100%);
  color: #fff; border-radius: 32px;
  border: 1px solid rgba(167, 139, 250, .15);
  box-shadow: 0 40px 80px -30px rgba(124, 58, 237, .3);
  position: relative; overflow: hidden;
}
.band-inner::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 85% 15%, rgba(192, 38, 211, .18), transparent 45%);
  pointer-events: none;
}
.band-inner > * { position: relative; z-index: 1; }
.band-inner .eyebrow { color: rgba(255, 255, 255, .85); }
.band-inner h2 { color: #fff; font-size: clamp(2rem, 4vw, 3rem); }
.band-inner .section-lead { color: rgba(255, 255, 255, .9); max-width: 680px; }
.value-points {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px;
}
.value-point {
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .2);
  border-radius: var(--radius); padding: 20px; backdrop-filter: blur(4px);
}
.value-point strong { display: block; font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 4px; }
.value-point span { color: rgba(255, 255, 255, .85); font-size: .95rem; }

/* ---------- Deploy grid ---------- */
.deploy-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.deploy-item {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px 24px; font-weight: 500; box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.deploy-item:hover { transform: translateY(-5px); border-color: var(--brand); box-shadow: 0 0 30px rgba(124, 58, 237, .25), var(--shadow-md); background: var(--surface-2); }
.deploy-icon-wrap {
  width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid var(--line);
}
.deploy-icon { width: 28px; height: 28px; object-fit: contain; flex: none; }
.deploy-item-title { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--ink); }
.deploy-item-desc { color: var(--ink-soft); font-size: .88rem; line-height: 1.5; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--grad); flex: none; }

/* ---------- CTA ---------- */
.cta { padding-top: 56px; }
.cta-card {
  background:
    radial-gradient(circle at 50% 0%, rgba(147, 51, 234, .14), transparent 60%),
    var(--surface);
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  padding: 72px 32px; text-align: center; box-shadow: var(--shadow-md);
}
.cta-card h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 14px; }
.cta-card p { color: var(--ink-soft); font-size: 1.1rem; max-width: 520px; margin: 0 auto 28px; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); margin-top: 40px; }
.footer-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 48px var(--gutter);
  display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center;
}
.footer-tag { font-family: 'Montserrat', var(--font-display), sans-serif; font-weight: 500; font-size: .65rem; letter-spacing: 5px; text-transform: uppercase; color: var(--ink-faint); }
.footer-copy { color: var(--ink-faint); font-size: .9rem; }
.footer-fine { color: var(--ink-faint); font-size: .76rem; max-width: 640px; margin-top: 8px; opacity: .75; line-height: 1.5; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav, .nav-cta { display: none; }
  .site-header { padding: 14px 20px; }
  .section { padding: 80px 20px; }
  .band-inner { padding: 56px 28px; }
  .hero { padding-top: 40px; padding-bottom: 56px; }
  .hero-headline { font-size: clamp(2rem, 8vw, 3.2rem); max-width: 100%; }
  .hero-trust { gap: 8px; }
  .trust-badge { font-size: .8rem; padding: 6px 12px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:not(:last-child)::after, .step:not(:last-child)::before { display: none; }
  .step-connector { display: none; }
  .blueprint { padding: 32px 20px; }
  .deploy-grid { grid-template-columns: repeat(2, 1fr); }
  .value-points { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
  .steps, .cards, .deploy-grid { grid-template-columns: 1fr; }
}