/* Shason Innovfix Labs — design tokens & layout */

:root {
  --color-bg: #f4f2ee;
  --color-bg-elevated: #ffffff;
  --color-surface: color-mix(in srgb, #ffffff 72%, transparent);
  --color-border: color-mix(in srgb, #1c1917 8%, transparent);
  --color-text: #14121a;
  --color-text-muted: #57534e;
  --color-accent-a: #7c3aed;
  --color-accent-b: #0d9488;
  --color-accent-mix: color-mix(in srgb, var(--color-accent-a) 42%, var(--color-accent-b));

  --font-display: "Google Sans", system-ui, -apple-system, sans-serif;
  --font-body: "Google Sans", system-ui, -apple-system, sans-serif;

  --space-xs: clamp(0.5rem, 0.45rem + 0.2vw, 0.625rem);
  --space-sm: clamp(0.75rem, 0.65rem + 0.45vw, 1rem);
  --space-md: clamp(1rem, 0.85rem + 0.65vw, 1.5rem);
  --space-lg: clamp(1.5rem, 1.2rem + 1.2vw, 2.5rem);
  --space-xl: clamp(2rem, 1.5rem + 2.2vw, 4rem);
  --space-2xl: clamp(3rem, 2rem + 4vw, 6rem);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --shadow-sm: 0 1px 2px color-mix(in srgb, #1c1917 6%, transparent);
  --shadow-md: 0 12px 40px color-mix(in srgb, #1c1917 8%, transparent);
  --shadow-glow: 0 8px 40px color-mix(in srgb, var(--color-accent-a) 14%, transparent);
  --header-h: 72px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.7s;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 90% 70% at 8% -15%, color-mix(in srgb, var(--color-accent-a) 16%, transparent), transparent 52%),
    radial-gradient(ellipse 75% 55% at 92% 5%, color-mix(in srgb, var(--color-accent-b) 14%, transparent), transparent 48%),
    radial-gradient(ellipse 55% 45% at 48% 102%, color-mix(in srgb, var(--color-accent-a) 9%, transparent), transparent 42%),
    linear-gradient(180deg, #fdfcfa 0%, var(--color-bg) 45%, #f0eeea 100%);
  pointer-events: none;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.035;
  pointer-events: none;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-text);
  color: #fafaf9;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 100;
  transform: translateY(-200%);
  transition: transform 0.2s var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--color-accent-b);
  outline-offset: 2px;
}

.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;
}

a {
  color: inherit;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease-out), background 0.25s var(--ease-out);
}

.site-header.is-scrolled {
  background: color-mix(in srgb, #ffffff 82%, transparent);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-sm) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-h);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  text-decoration: none;
  background: linear-gradient(135deg, var(--color-text) 0%, color-mix(in srgb, var(--color-accent-a) 55%, var(--color-text)) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  cursor: pointer;
  z-index: 60;
}

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.25s var(--ease-out), opacity 0.2s;
}

.site-header.is-nav-open .nav-toggle__bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.site-header.is-nav-open .nav-toggle__bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color 0.2s;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible {
  color: var(--color-text);
}

.site-nav__cta {
  margin-left: var(--space-sm);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    top: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    background: color-mix(in srgb, #ffffff 88%, var(--color-accent-a));
    backdrop-filter: blur(24px) saturate(1.15);
    -webkit-backdrop-filter: blur(24px) saturate(1.15);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out), visibility 0.3s;
  }

  .site-header.is-nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav__list {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .site-nav__list a {
    font-size: 1.25rem;
    color: var(--color-text);
  }

  .site-nav__cta {
    margin-left: 0;
  }
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.35rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent-b);
  outline-offset: 3px;
}

.btn--sm {
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent-a), var(--color-accent-b));
  color: #fafaf9;
  box-shadow: var(--shadow-glow), var(--shadow-sm);
}

.btn--primary:hover {
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn--ghost:hover {
  border-color: color-mix(in srgb, var(--color-text) 35%, transparent);
  background: var(--color-surface);
}

.btn--on-dark {
  box-shadow: var(--shadow-sm);
}

.btn--on-dark.btn--ghost {
  border-color: color-mix(in srgb, var(--color-text) 18%, transparent);
  color: var(--color-text);
  background: color-mix(in srgb, #ffffff 40%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .btn--primary:hover {
    transform: none;
  }
}

/* Sections */

.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.section__head {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 1.35rem + 1.5vw, 2.75rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: var(--space-sm) 0 var(--space-md);
}

.section__intro {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-mix);
  margin: 0;
}

.eyebrow--on-dark {
  color: color-mix(in srgb, var(--color-accent-a) 65%, var(--color-accent-b));
}

/* Glass */

.glass {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(20px) saturate(1.1);
  -webkit-backdrop-filter: blur(20px) saturate(1.1);
}

/* Hero */

.hero {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-2xl);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 1.6rem + 3.5vw, 4.25rem);
  letter-spacing: -0.045em;
  line-height: 1.02;
  margin: var(--space-md) 0 var(--space-lg);
}

.hero__lede {
  margin: 0 0 var(--space-xl);
  color: var(--color-text-muted);
  font-size: clamp(1.05rem, 1rem + 0.25vw, 1.2rem);
  max-width: 36ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero__visual {
  position: relative;
  min-height: clamp(280px, 42vw, 460px);
}

.hero__media {
  position: absolute;
  inset: 0;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
}

.hero__image-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    165deg,
    color-mix(in srgb, #ffffff 25%, transparent) 0%,
    transparent 55%,
    color-mix(in srgb, var(--color-bg) 35%, transparent) 100%
  );
}

/* Bento */

.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-md);
}

.bento__card {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  min-height: 160px;
}

.bento__card--wide {
  grid-column: span 2;
}

.bento__card--tall {
  grid-row: span 2;
  min-height: 100%;
}

@media (max-width: 900px) {
  .bento {
    grid-template-columns: 1fr 1fr;
  }

  .bento__card--wide {
    grid-column: span 2;
  }

  .bento__card--tall {
    grid-row: span 1;
    grid-column: span 2;
  }
}

@media (max-width: 600px) {
  .bento {
    grid-template-columns: 1fr;
  }

  .bento__card--wide,
  .bento__card--tall {
    grid-column: span 1;
  }
}

.bento__tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-b);
  margin-bottom: var(--space-sm);
}

.bento__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
}

.bento__text {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  flex: 1;
}

/* Process */

.process-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

@media (max-width: 900px) {
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 540px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
}

.process-step {
  padding: var(--space-lg);
}

.process-step__index {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--color-accent-a);
  display: block;
  margin-bottom: var(--space-md);
}

.process-step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
}

.process-step__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* CTA band */

.cta-band__inner {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    145deg,
    color-mix(in srgb, #ffffff 88%, var(--color-accent-a)),
    color-mix(in srgb, #ffffff 92%, var(--color-accent-b))
  );
  border-color: color-mix(in srgb, var(--color-accent-a) 15%, var(--color-border));
  box-shadow: var(--shadow-md);
}

.cta-band__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 1.4rem + 1.2vw, 2.5rem);
  letter-spacing: -0.03em;
  margin: var(--space-sm) 0 var(--space-md);
  line-height: 1.15;
  color: var(--color-text);
}

.cta-band__text {
  margin: 0 auto var(--space-xl);
  max-width: 42ch;
  color: var(--color-text-muted);
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xl);
  padding: var(--space-lg);
}

.site-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-footer__legal {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

@media (max-width: 540px) {
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}

/* Reveal animations — hidden only when JS runs (no-JS users see content) */

.reveal {
  opacity: 1;
  transform: none;
}

html.js-reveal-ready .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

html.js-reveal-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

html.js-reveal-ready .reveal[data-reveal-delay="1"] {
  transition-delay: 0.12s;
}

@media (prefers-reduced-motion: reduce) {
  html.js-reveal-ready .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}