/* Innterpret marketing site */
:root {
  color-scheme: light dark;

  --ink: #0b1f2a;
  --ink-soft: #243b48;
  --fog: #e8f1f0;
  --paper: #f4f8f7;
  --surface: #ffffff;
  --teal: #157a6e;
  --teal-deep: #0e5a51;
  --teal-mist: #c5e4df;
  --amber: #c48a2a;
  --line: rgba(11, 31, 42, 0.12);
  --muted: #5a6f7a;
  --shadow: 0 18px 50px rgba(11, 31, 42, 0.08);
  --radius: 14px;
  --font-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --nav-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #e8f1f0;
    --ink-soft: #c5d4d8;
    --fog: #07151c;
    --paper: #0a1a22;
    --surface: #10252f;
    --teal: #3db8a8;
    --teal-deep: #6fd4c6;
    --teal-mist: #14353a;
    --amber: #e0b35a;
    --line: rgba(232, 241, 240, 0.12);
    --muted: #8aa0aa;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  }
}

:root[data-theme="dark"] {
  --ink: #e8f1f0;
  --ink-soft: #c5d4d8;
  --fog: #07151c;
  --paper: #0a1a22;
  --surface: #10252f;
  --teal: #3db8a8;
  --teal-deep: #6fd4c6;
  --teal-mist: #14353a;
  --amber: #e0b35a;
  --line: rgba(232, 241, 240, 0.12);
  --muted: #8aa0aa;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

:root[data-theme="light"] {
  --ink: #0b1f2a;
  --ink-soft: #243b48;
  --fog: #e8f1f0;
  --paper: #f4f8f7;
  --surface: #ffffff;
  --teal: #157a6e;
  --teal-deep: #0e5a51;
  --teal-mist: #c5e4df;
  --amber: #c48a2a;
  --line: rgba(11, 31, 42, 0.12);
  --muted: #5a6f7a;
  --shadow: 0 18px 50px rgba(11, 31, 42, 0.08);
}

*,
*::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: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-nav.is-scrolled {
  border-bottom-color: var(--line);
}

.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.brand-mark {
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 0.4rem;
  background: linear-gradient(145deg, var(--teal), var(--teal-deep));
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 35% 22% 22% 22%;
  border: 1.5px solid color-mix(in srgb, white 85%, transparent);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.theme-toggle {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.theme-toggle:hover {
  background: var(--surface);
}

.theme-toggle svg {
  width: 1.1rem;
  height: 1.1rem;
}

/* Show moon in light appearance, sun in dark (click to switch). */
.theme-toggle .icon-moon {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun {
    display: none;
  }

  :root:not([data-theme="light"]) .theme-toggle .icon-moon {
    display: block;
  }
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-moon {
  display: block;
}

:root[data-theme="light"] .theme-toggle .icon-sun {
  display: block;
}

:root[data-theme="light"] .theme-toggle .icon-moon {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.65rem 1.2rem;
  border-radius: 0.7rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
    color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

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

.btn-primary {
  background: var(--teal);
  color: #f4fffc;
}

.btn-primary:hover {
  background: var(--teal-deep);
}

.btn-ghost {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 70%, transparent);
}

.btn-ghost:hover {
  background: var(--surface);
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100svh - var(--nav-h));
  display: grid;
  align-items: end;
  overflow: clip;
  isolation: isolate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 55% at 78% 28%, color-mix(in srgb, var(--teal) 28%, transparent), transparent 60%),
    radial-gradient(ellipse 55% 45% at 12% 80%, color-mix(in srgb, var(--amber) 16%, transparent), transparent 55%),
    linear-gradient(165deg, var(--fog) 0%, var(--paper) 48%, color-mix(in srgb, var(--teal-mist) 55%, var(--paper)) 100%);
}

.hero-atmosphere::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  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");
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.hero-visual {
  position: absolute;
  right: max(0px, calc((100% - 1120px) / 2 - 1rem));
  top: 8%;
  width: min(52vw, 620px);
  height: min(68vh, 560px);
  z-index: -1;
  opacity: 0;
  animation: rise-in 1.1s var(--ease) 0.15s forwards;
}

.hero-content {
  padding: clamp(3rem, 8vh, 6rem) 0 clamp(3.5rem, 9vh, 6.5rem);
  max-width: 34rem;
  opacity: 0;
  animation: rise-in 0.9s var(--ease) 0.05s forwards;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 8vw, 5.6rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
  margin: 0 0 1.35rem;
}

.hero-brand span {
  color: var(--teal);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.2vw, 2.05rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin: 0 0 0.85rem;
  color: var(--ink-soft);
}

.hero-lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 28rem;
}

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

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.section {
  padding: clamp(4rem, 10vh, 6.5rem) 0;
}

.section-kicker {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.85rem;
}

.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.55rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin: 0 0 0.9rem;
  max-width: 18ch;
}

.section-lead {
  margin: 0;
  color: var(--muted);
  max-width: 38rem;
  font-size: 1.08rem;
}

.section-split {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 880px) {
  .section-split {
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: 4rem;
  }

  .section-split .section-lead {
    max-width: none;
  }
}

.feature-list {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.feature-list li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.25rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.feature-list li.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-list strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 0.25rem;
}

.feature-list p {
  margin: 0;
  color: var(--muted);
}

.feature-index {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--teal);
  letter-spacing: -0.02em;
  padding-top: 0.15rem;
}

.audience {
  background:
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--teal-mist) 45%, transparent)),
    var(--paper);
}

.audience-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

@media (min-width: 760px) {
  .audience-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

.audience-item h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.audience-item p {
  margin: 0;
  color: var(--muted);
}

.pricing {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.pricing-panel {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 800px) {
  .pricing-panel {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 3rem;
  }
}

.pricing-note {
  margin: 1rem 0 0;
  color: var(--muted);
}

.pricing-aside {
  padding: 1.5rem 0;
  border-left: 3px solid var(--teal);
  padding-left: 1.25rem;
}

.pricing-aside p {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.cta-band {
  padding: clamp(4.5rem, 12vh, 7rem) 0;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, color-mix(in srgb, var(--teal) 18%, transparent), transparent 70%),
    var(--paper);
}

.cta-band h2 {
  max-width: none;
  margin-inline: auto;
}

.cta-band .section-lead {
  margin-inline: auto;
  margin-bottom: 1.75rem;
}

.cta-band .hero-ctas {
  justify-content: center;
}

.site-footer {
  padding: 1.75rem 0 2.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}

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

/* Hero illustration */
.skyline {
  width: 100%;
  height: 100%;
}

.skyline .building {
  fill: color-mix(in srgb, var(--surface) 78%, var(--teal-mist));
  stroke: color-mix(in srgb, var(--teal) 35%, var(--line));
  stroke-width: 1.5;
}

.skyline .window {
  fill: color-mix(in srgb, var(--teal) 45%, var(--surface));
  opacity: 0.85;
}

.skyline .ground {
  fill: color-mix(in srgb, var(--teal) 12%, var(--fog));
}

.skyline .signal {
  fill: none;
  stroke: var(--teal);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0;
  animation: pulse-line 2.8s var(--ease) 0.8s infinite;
}

@keyframes pulse-line {
  0%,
  100% {
    opacity: 0.15;
    stroke-dashoffset: 24;
  }
  50% {
    opacity: 0.85;
    stroke-dashoffset: 0;
  }
}

@media (max-width: 900px) {
  .hero-visual {
    position: relative;
    right: auto;
    top: auto;
    width: min(100%, 420px);
    height: 240px;
    margin: 1.5rem auto 0;
    order: -1;
  }

  .hero {
    align-items: start;
  }

  .hero .wrap {
    display: flex;
    flex-direction: column;
  }

  .hero-content {
    max-width: none;
    padding-top: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .hero-content,
  .hero-visual,
  .feature-list li {
    opacity: 1;
    transform: none;
  }
}