@font-face {
  font-family: "Syne";
  font-style: normal;
  font-weight: 700 800;
  font-display: swap;
  src: url("fonts/syne.woff2") format("woff2");
}

@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("fonts/outfit.woff2") format("woff2");
}

:root {
  --ink: #0b0d12;
  --ink-soft: #3d4452;
  --paper: #f7f8fc;
  --line: rgba(11, 13, 18, 0.1);
  --accent: #00c2a0;
  --accent-hover: #00a88a;
  --signal: #ff4b3a;
  --signal-soft: #ff7a3d;
  --sun: #ffd60a;
  --wash-a: rgba(0, 194, 160, 0.2);
  --wash-b: rgba(255, 75, 58, 0.16);
  --wash-c: rgba(255, 214, 10, 0.18);
  --font-display: "Syne", sans-serif;
  --font-body: "Outfit", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --header-h: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 8% -5%, var(--wash-a), transparent 55%),
    radial-gradient(780px 480px at 92% 8%, var(--wash-b), transparent 50%),
    radial-gradient(700px 420px at 55% 35%, var(--wash-c), transparent 55%),
    linear-gradient(180deg, #fff 0%, var(--paper) 50%, #eef1f8 100%);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  border-radius: 0.35rem;
}

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

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.035;
  mix-blend-mode: multiply;
  /* Static tile — avoids live SVG turbulence paint cost every frame */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='128' height='128'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: 128px 128px;
  contain: strict;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.94) 0%,
    rgba(255, 255, 255, 0.78) 70%,
    transparent 100%
  );
}

.logo {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.nav {
  display: flex;
  gap: clamp(1rem, 3vw, 2rem);
}

.nav a {
  position: relative;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color 0.25s var(--ease);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--signal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

/* Hero — typography-led + original mesh (2026 language) */

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #0b0d12;
}

.mesh {
  position: absolute;
  inset: -15%;
  filter: blur(40px);
  transform: translateZ(0);
  will-change: transform;
  animation: meshDrift 16s var(--ease) infinite alternate;
  contain: strict;
}

.mesh__blob {
  position: absolute;
  border-radius: 40% 60% 55% 45%;
  opacity: 0.85;
}

.mesh__blob--a {
  width: 55%;
  height: 55%;
  top: 5%;
  left: -5%;
  background: #00c2a0;
}

.mesh__blob--b {
  width: 50%;
  height: 50%;
  top: 15%;
  right: -8%;
  background: #ff4b3a;
  border-radius: 55% 45% 40% 60%;
}

.mesh__blob--c {
  width: 45%;
  height: 45%;
  bottom: 0;
  left: 25%;
  background: #ffd60a;
  opacity: 0.7;
}

.mesh__blob--d {
  width: 35%;
  height: 35%;
  top: 40%;
  left: 40%;
  background: #3d7cff;
  opacity: 0.45;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      180deg,
      rgba(11, 13, 18, 0.25) 0%,
      rgba(11, 13, 18, 0.55) 55%,
      rgba(11, 13, 18, 0.82) 100%
    ),
    linear-gradient(90deg, rgba(11, 13, 18, 0.45) 0%, transparent 60%);
}

.hero__watermark {
  position: absolute;
  right: clamp(-1rem, -2vw, 0);
  bottom: 8%;
  z-index: 1;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(6rem, 22vw, 16rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.8;
  color: rgba(255, 255, 255, 0.07);
  user-select: none;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(44rem, 100%);
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 3rem)
    clamp(3rem, 8vh, 5rem);
  color: #fff;
}

.brand {
  margin: 0 0 1rem;
  font-size: clamp(2.75rem, 8vw, 5rem);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.92;
  animation: popIn 0.8s var(--ease) both;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.04em;
  animation: popIn 0.8s var(--ease) 0.08s both;
}

.kinetic {
  display: inline-block;
  min-width: 12ch;
  background: linear-gradient(100deg, #fff 10%, var(--accent) 50%, var(--sun) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.kinetic.is-swapping {
  opacity: 0;
  transform: translateY(0.35rem);
}

.lede {
  margin: 0 0 2rem;
  max-width: 28rem;
  font-size: 1.1rem;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  animation: popIn 0.8s var(--ease) 0.16s both;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
  animation: popIn 0.8s var(--ease) 0.24s both;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.45rem;
  border-radius: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition:
    background 0.25s var(--ease),
    color 0.25s var(--ease),
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.cta--primary {
  background: var(--accent);
  color: var(--ink);
}

.cta--primary:hover,
.cta--primary:focus-visible {
  background: #fff;
  transform: translateY(-2px);
}

.cta--ghost {
  border: 2px solid rgba(255, 255, 255, 0.55);
  color: #fff;
}

.cta--ghost:hover,
.cta--ghost:focus-visible {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

/* Sections */

.section {
  padding: clamp(4.5rem, 12vh, 8rem) 0;
  content-visibility: auto;
  contain-intrinsic-size: auto 720px;
}

.section__inner {
  width: min(68rem, calc(100% - 2.5rem));
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
}

.display {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.body {
  margin: 0;
  max-width: 36rem;
  color: var(--ink-soft);
  font-weight: 400;
  font-size: 1.125rem;
}

.belief .section__inner {
  width: min(48rem, calc(100% - 2.5rem));
}

.belief .display {
  background: linear-gradient(
    105deg,
    var(--ink) 35%,
    var(--accent) 70%,
    var(--signal) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Face-off */

.faceoff {
  background:
    radial-gradient(640px 360px at 10% 0%, var(--wash-b), transparent 55%),
    radial-gradient(640px 360px at 90% 100%, var(--wash-a), transparent 55%);
}

.vs {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.5rem;
  align-items: stretch;
}

@media (min-width: 800px) {
  .vs {
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: center;
  }
}

.vs__side {
  padding: 1.5rem 1.35rem;
  border: 2px solid var(--line);
  border-radius: 0.75rem;
}

.vs__side--them {
  background: rgba(11, 13, 18, 0.04);
  border-color: rgba(11, 13, 18, 0.18);
}

.vs__side--us {
  background: rgba(0, 194, 160, 0.1);
  border-color: rgba(0, 194, 160, 0.45);
}

.vs__label {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.vs__side--them .vs__label {
  color: var(--signal);
}

.vs__side--us .vs__label {
  color: var(--accent-hover);
}

.vs__side h3 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

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

.vs__side li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.35rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-weight: 500;
}

.vs__side li::before {
  position: absolute;
  left: 0;
  font-weight: 700;
}

.vs__side--them li::before {
  content: "×";
  color: var(--signal);
}

.vs__side--us li::before {
  content: "★";
  color: var(--accent);
}

.vs__badge {
  margin: 0;
  justify-self: center;
  width: 3.25rem;
  height: 3.25rem;
  display: grid;
  place-items: center;
  border-radius: 0.55rem;
  background: var(--ink);
  color: var(--sun);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  transform: rotate(-6deg);
}

.practice {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(600px 320px at 85% 20%, var(--wash-a), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.2));
}

.practice__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}

@media (min-width: 860px) {
  .practice__grid {
    grid-template-columns: 1fr 1.05fr;
  }
}

.practice__figure {
  margin: 0;
}

.diagram {
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
}

.practice__figure figcaption {
  margin-top: 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
}

.principles {
  list-style: none;
  margin: 3rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.principles li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  grid-template-rows: auto auto;
  column-gap: 1.25rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
}

.principles__index {
  grid-row: 1 / span 2;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.principles li:nth-child(2) .principles__index {
  color: var(--signal-soft);
}

.principles li:nth-child(3) .principles__index {
  color: var(--signal);
}

.principles h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.principles p {
  margin: 0;
  max-width: 34rem;
  color: var(--ink-soft);
}

@media (min-width: 900px) {
  .principles {
    grid-template-columns: repeat(3, 1fr);
    border-top: none;
  }

  .principles li {
    grid-template-columns: 1fr;
    padding: 0 1.5rem 0 0;
    border-bottom: none;
    border-right: 1px solid var(--line);
  }

  .principles li:last-child {
    border-right: none;
    padding-right: 0;
  }

  .principles__index {
    grid-row: auto;
    margin-bottom: 1.25rem;
  }
}

.contact {
  background:
    radial-gradient(700px 380px at 15% 10%, var(--wash-a), transparent 55%),
    radial-gradient(560px 320px at 90% 80%, var(--wash-b), transparent 50%);
}

.contact__inner {
  width: min(40rem, calc(100% - 2.5rem));
}

.contact .cta--primary {
  margin-top: 2rem;
  background: var(--signal);
  color: #fff;
}

.contact .cta--primary:hover,
.contact .cta--primary:focus-visible {
  background: var(--ink);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  padding: 2rem clamp(1.25rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid var(--line);
}

.footer__note {
  margin: 0;
  max-width: 36rem;
  font-size: 0.8125rem;
  color: var(--ink-soft);
}

/* Motion */

@keyframes popIn {
  from {
    opacity: 0;
    transform: translateY(1.5rem) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes meshDrift {
  from {
    transform: scale(1) translate(0, 0) rotate(0deg);
  }
  to {
    transform: scale(1.08) translate(-2%, 2%) rotate(4deg);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(1.75rem);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

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

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

  .mesh,
  .brand,
  .hero h1,
  .lede,
  .cta-group,
  .reveal {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }

  .hero__content {
    padding-bottom: 3rem;
  }

  .hero__watermark {
    bottom: 18%;
    opacity: 0.8;
  }
}