:root {
  --ink: #12141a;
  --ink-soft: #2a2e38;
  --paper: #f3f0ea;
  --paper-2: #e8e3da;
  --accent: #0f6e56;
  --accent-bright: #17a37a;
  --line: rgba(18, 20, 26, 0.12);
  --white: #ffffff;
  --font-display: "Syne", sans-serif;
  --font-body: "Figtree", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(23, 163, 122, 0.12), transparent 55%),
    radial-gradient(900px 500px at 100% 20%, rgba(18, 20, 26, 0.06), transparent 50%),
    linear-gradient(180deg, #f7f4ef 0%, var(--paper) 40%, #efebe3 100%);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' 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");
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: rgba(247, 244, 239, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(247, 244, 239, 0.9);
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.72;
  transition: opacity 0.2s;
}

.nav a:hover {
  opacity: 1;
}

.nav-cta {
  opacity: 1 !important;
  padding: 0.45rem 0.95rem;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
}

.menu-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0.5rem;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4.5px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  color: var(--white);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transform: scale(1.06);
  animation: heroZoom 18s var(--ease) forwards;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(12, 14, 18, 0.35) 0%, rgba(12, 14, 18, 0.15) 35%, rgba(12, 14, 18, 0.72) 100%),
    linear-gradient(90deg, rgba(12, 14, 18, 0.45) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 3rem) clamp(3rem, 8vh, 5rem);
  animation: riseIn 1s var(--ease) both;
}

.brand-mark {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  letter-spacing: 0.1em;
  line-height: 0.95;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 3.8vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 16ch;
}

.hero-lead {
  margin: 0 0 1.75rem;
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 36ch;
  opacity: 0.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s, color 0.25s, border-color 0.25s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent-bright);
  color: var(--white);
  border-color: var(--accent-bright);
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

/* Sections */
.section {
  padding: clamp(4.5rem, 10vh, 7rem) 0;
}

.section-inner {
  width: min(1080px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.section h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: 16ch;
}

.section-lead {
  margin: 0 0 2.5rem;
  max-width: 52ch;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

/* About */
.about-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.about-points li {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.8s var(--ease) forwards;
}

.about-points li:nth-child(1) { animation-delay: 0.05s; }
.about-points li:nth-child(2) { animation-delay: 0.15s; }
.about-points li:nth-child(3) { animation-delay: 0.25s; }

.about-points strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.about-points span {
  color: var(--ink-soft);
}

/* Partnerships */
.partnerships {
  background:
    linear-gradient(180deg, transparent, rgba(15, 110, 86, 0.06) 30%, rgba(15, 110, 86, 0.06) 70%, transparent);
}

.models {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}

.model {
  padding-top: 1.25rem;
  border-top: 2px solid var(--ink);
}

.model-tag {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.model h3 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
}

.model p {
  margin: 0 0 1.25rem;
  color: var(--ink-soft);
}

.model ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.model li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
}

.model li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent-bright);
}

/* Requirements */
.req-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
}

.req-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.req-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.04em;
}

.req-list h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.req-list p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 48ch;
}

/* Flow */
.flow {
  background: var(--ink);
  color: var(--white);
}

.flow .eyebrow {
  color: var(--accent-bright);
}

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

.flow-steps li {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.3;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.flow-steps span {
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-bright);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
}

/* Contact */
.contact-inner {
  width: min(720px, calc(100% - 2.5rem));
}

.apply-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
}

.apply-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.apply-form label.full {
  grid-column: 1 / -1;
}

.apply-form span {
  font-size: 0.88rem;
  font-weight: 600;
}

.apply-form span em {
  font-style: normal;
  font-weight: 400;
  opacity: 0.55;
}

.apply-form input,
.apply-form select,
.apply-form textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--line);
  border-radius: 0.65rem;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.apply-form input:focus,
.apply-form select:focus,
.apply-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(23, 163, 122, 0.15);
}

.full-btn {
  grid-column: 1 / -1;
  margin-top: 0.35rem;
  border: 0;
}

.form-note {
  grid-column: 1 / -1;
  margin: 0;
  min-height: 1.5rem;
  font-size: 0.95rem;
  color: var(--accent);
}

.form-note.is-error {
  color: #b42318;
}

/* Footer */
.site-footer {
  padding: 2rem clamp(1.25rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes heroZoom {
  to {
    transform: scale(1);
  }
}

/* Responsive */
@media (max-width: 860px) {
  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: rgba(247, 244, 239, 0.97);
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--ease), opacity 0.25s;
  }

  .nav.is-open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--line);
    opacity: 1;
  }

  .nav-cta {
    margin-top: 0.75rem;
    text-align: center;
    border-radius: 999px;
  }

  .models,
  .flow-steps,
  .apply-form {
    grid-template-columns: 1fr;
  }

  .about-points li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .hero-content {
    padding-bottom: 3rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .hero-media img,
  [data-reveal],
  .about-points li {
    opacity: 1;
    transform: none;
  }
}