/* Naixien v1 marketing site
   Brand: deep forest + sun gold on warm mist
   Swap Formspree later via data-form-endpoint on forms */

:root {
  --ink: #0c1f1a;
  --ink-soft: #2a3f38;
  --forest: #0f3d32;
  --forest-deep: #082820;
  --leaf: #1b6b54;
  --leaf-bright: #2a8f70;
  --gold: #c9a227;
  --gold-soft: #e6c85a;
  --sand: #f3efe6;
  --mist: #e8f0ec;
  --paper: #faf8f4;
  --line: rgba(12, 31, 26, 0.12);
  --white: #ffffff;
  --focus: #1b6b54;
  --radius: 4px;
  --max: 1120px;
  --nav-h: 4.25rem;
  --font-display: "Syne", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "Figtree", "Avenir Next", "Segoe UI", sans-serif;
  --shadow-soft: 0 18px 40px rgba(8, 40, 32, 0.12);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(201, 162, 39, 0.12), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(27, 107, 84, 0.1), transparent 50%),
    linear-gradient(180deg, var(--paper) 0%, var(--sand) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--leaf);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--forest);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  background: var(--forest);
  color: var(--white);
  padding: 0.75rem 1rem;
  z-index: 1000;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Pattern atmosphere */
.site-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(15, 61, 50, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 61, 50, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(250, 248, 244, 0.88);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--nav-h);
  gap: 1rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--forest);
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
}

.logo span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
  transform: translateY(-0.15rem);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.55rem 0.75rem;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.15rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-links a[aria-current="page"] {
  color: var(--forest);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  background: var(--forest);
  color: var(--white) !important;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--leaf);
  transform: translateY(-1px);
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: calc(var(--nav-h) + 1px);
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    gap: 0.25rem;
    display: none;
  }

  .nav-links.is-open {
    display: flex;
    animation: dropIn 0.35s var(--ease);
  }

  .nav-links a,
  .nav-cta {
    padding: 0.75rem 0.5rem;
  }

  .nav-cta {
    text-align: center;
    margin-top: 0.35rem;
  }
}

@keyframes dropIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

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

.btn-primary {
  background: var(--gold);
  color: var(--forest-deep);
}

.btn-primary:hover {
  background: var(--gold-soft);
  color: var(--forest-deep);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--white);
}

.btn-secondary:hover {
  border-color: var(--white);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  border-color: var(--forest);
  color: var(--forest);
}

.btn-outline:hover {
  background: var(--forest);
  color: var(--white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(160deg, rgba(8, 40, 32, 0.55) 0%, rgba(15, 61, 50, 0.35) 40%, rgba(8, 40, 32, 0.75) 100%),
    linear-gradient(120deg, #0a2f28 0%, #145a48 42%, #8a6a18 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 28%, rgba(230, 200, 90, 0.35), transparent 28%),
    radial-gradient(circle at 18% 72%, rgba(42, 143, 112, 0.35), transparent 32%),
    repeating-linear-gradient(
      -18deg,
      transparent 0 14px,
      rgba(255, 255, 255, 0.035) 14px 15px
    );
  animation: drift 18s ease-in-out infinite alternate;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  background: linear-gradient(to top, rgba(8, 40, 32, 0.85), transparent);
  pointer-events: none;
}

@keyframes drift {
  from {
    transform: scale(1) translate(0, 0);
  }
  to {
    transform: scale(1.06) translate(-1.5%, 1%);
  }
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: clamp(4rem, 12vh, 7rem) 0 clamp(3.5rem, 8vh, 5rem);
  max-width: 42rem;
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 9vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0 0 1rem;
  color: var(--white);
}

.brand-mark .dot {
  color: var(--gold-soft);
}

.hero-tagline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  margin: 0 0 1rem;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: -0.01em;
}

.hero-lead {
  margin: 0 0 1.75rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
  max-width: 36rem;
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.55);
  border-block: 1px solid var(--line);
}

.section-dark {
  background: linear-gradient(145deg, var(--forest-deep), var(--forest));
  color: var(--white);
}

.section-dark a {
  color: var(--gold-soft);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--leaf);
  margin: 0 0 0.75rem;
}

.section-dark .eyebrow {
  color: var(--gold-soft);
}

.section h1,
.section h2,
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--forest-deep);
}

.section-dark h1,
.section-dark h2 {
  color: var(--white);
}

.section h2 {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
}

.lead {
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 40rem;
  margin: 0 0 1.5rem;
}

.section-dark .lead {
  color: rgba(255, 255, 255, 0.82);
}

.page-hero {
  padding: clamp(2.75rem, 7vw, 4.5rem) 0 2rem;
}

.page-hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.2rem);
}

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: pillar;
}

@media (max-width: 900px) {
  .pillars {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .pillars {
    grid-template-columns: 1fr;
  }
}

.pillar {
  padding: 0;
  border: 0;
  background: transparent;
  counter-increment: pillar;
}

.pillar-index {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.08em;
  margin-bottom: 0.65rem;
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
  color: var(--forest);
}

.pillar p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.pillar-rule {
  width: 2.5rem;
  height: 3px;
  background: var(--leaf);
  margin: 0 0 1rem;
  transform-origin: left;
}

/* Split layout */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}

@media (max-width: 800px) {
  .split {
    grid-template-columns: 1fr;
  }
}

/* Score mock */
.score-mock {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
}

.score-mock-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.score-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--leaf);
  margin: 0 0 0.35rem;
}

.score-value {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: var(--forest);
  margin: 0;
}

.score-band {
  font-weight: 600;
  color: var(--ink-soft);
  margin: 0;
}

.dim-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

.dim-row:last-child {
  margin-bottom: 0;
}

.dim-name {
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.dim-score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--forest);
}

.dim-bar {
  grid-column: 1 / -1;
  height: 6px;
  background: var(--mist);
  border-radius: 999px;
  overflow: hidden;
}

.dim-bar > span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--leaf), var(--gold));
  border-radius: inherit;
  transition: width 1.1s var(--ease);
}

.score-mock.is-visible .dim-bar > span {
  width: var(--w);
}

/* Resource list (not cards as interaction containers; teasers as list) */
.resource-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.resource-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem 1.25rem;
  align-items: start;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.25s var(--ease);
}

.resource-item:hover {
  background: rgba(255, 255, 255, 0.55);
}

.resource-num {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
  padding-top: 0.15rem;
}

.resource-item h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--forest);
}

.resource-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.resource-arrow {
  color: var(--leaf);
  font-size: 1.25rem;
  padding-top: 0.15rem;
  transition: transform 0.25s var(--ease);
}

.resource-item:hover .resource-arrow {
  transform: translateX(4px);
}

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

  .resource-arrow {
    display: none;
  }
}

/* Audience / interest options */
.option-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 800px) {
  .option-grid {
    grid-template-columns: 1fr;
  }
}

.option {
  padding: 1.25rem 0;
  border-top: 3px solid var(--leaf);
}

.option h3 {
  font-family: var(--font-display);
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
  color: var(--forest);
}

.option p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

/* Forms */
.form {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
}

.form-row {
  display: grid;
  gap: 0.4rem;
}

.form-row.two {
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 560px) {
  .form-row.two {
    grid-template-columns: 1fr;
  }
}

label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--forest);
}

input,
select,
textarea {
  width: 100%;
  font: inherit;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--leaf);
  outline: none;
  box-shadow: 0 0 0 3px rgba(27, 107, 84, 0.18);
}

.form-note {
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin: 0;
}

.form-status {
  min-height: 1.5rem;
  font-size: 0.95rem;
  color: var(--leaf);
}

.checkbox-row {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
}

.checkbox-row input {
  width: auto;
  margin-top: 0.3rem;
}

.checkbox-row label {
  font-weight: 500;
  color: var(--ink-soft);
}

/* Disclaimer */
.disclaimer {
  border-left: 3px solid var(--gold);
  padding: 0.85rem 0 0.85rem 1rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  background: transparent;
  margin: 1.5rem 0 0;
}

/* Dimensions list on readiness */
.dim-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
}

@media (max-width: 700px) {
  .dim-grid {
    grid-template-columns: 1fr;
  }
}

.dim-block h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 0.4rem;
  color: var(--forest);
}

.dim-block p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

/* Audience list */
.audience-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.audience-list li {
  padding-left: 1.35rem;
  position: relative;
  color: var(--ink-soft);
}

.audience-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--gold);
}

/* Coming next badge */
.coming-next {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--forest);
  background: var(--mist);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

/* Footer */
.site-footer {
  background: var(--forest-deep);
  color: rgba(255, 255, 255, 0.78);
  padding: 3rem 0 2rem;
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 700px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--white);
  margin: 0 0 0.65rem;
}

.site-footer h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin: 0 0 0.85rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  font-size: 0.9rem;
}

/* Reveal motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

/* Legal stubs */
.legal-body {
  max-width: 42rem;
}

.legal-body h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
}

.legal-body p {
  color: var(--ink-soft);
}

/* Utility */
.mt-0 {
  margin-top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}