@import url("./tokens.css");

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--lh-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  color: var(--color-title);
  font-weight: 700;
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  cursor: pointer;
  border: 0;
  background: none;
}

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

::selection {
  background: var(--color-primary-600);
  color: #fff;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-xs);
}

/* ---- Skip link ---- */
.skip-link {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translate(-50%, -120%);
  z-index: 200;
  padding: var(--space-3) var(--space-5);
  background: var(--color-ink);
  color: #fff;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: transform var(--duration-base) var(--ease-out);
}

.skip-link:focus-visible {
  transform: translate(-50%, 0);
}

/* ---- Layout helpers ---- */
.page-wrap {
  width: min(var(--container-max), calc(100vw - 2 * var(--container-pad)));
  margin-inline: auto;
}

.shell {
  width: min(var(--container-max), calc(100vw - 2 * var(--container-pad)));
  margin-inline: auto;
}

:where(section[id], main[id]) {
  scroll-margin-top: 6rem;
}

/* ---- Editorial type utilities ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary-600);
}

.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.eyebrow.is-plain::before {
  display: none;
}

.display-title {
  font-family: var(--font-display);
  font-size: var(--display-2);
  font-weight: 700;
  line-height: var(--lh-display);
  letter-spacing: var(--tracking-display);
  color: var(--color-title);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--display-3);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: var(--tracking-display);
  color: var(--color-title);
}

.section-title em,
.display-title em {
  font-style: italic;
  color: var(--color-primary-600);
}

.section-copy {
  color: var(--color-text-soft);
  max-width: 64ch;
  font-size: var(--text-lg);
}

/* ---- Parallax backdrop ---- */
.surface-backdrop {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(58rem 38rem at 10% -6%, rgba(94, 130, 247, 0.1) 0%, transparent 58%),
    radial-gradient(48rem 38rem at 102% 90%, rgba(94, 130, 247, 0.07) 0%, transparent 60%),
    #ffffff;
}

.surface-layer {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.surface-layer[data-layer="1"] {
  width: min(52rem, 70vw);
  aspect-ratio: 1;
  top: -18rem;
  left: -16rem;
  background: radial-gradient(circle at 38% 40%, rgba(142, 171, 255, 0.26) 0%, rgba(142, 171, 255, 0.03) 58%, transparent 78%);
}

.surface-layer[data-layer="2"] {
  width: min(40rem, 50vw);
  aspect-ratio: 1;
  top: 28rem;
  right: -14rem;
  background: radial-gradient(circle at 42% 42%, rgba(94, 130, 247, 0.13) 0%, rgba(94, 130, 247, 0.02) 60%, transparent 80%);
}

.surface-layer[data-layer="3"] {
  width: min(34rem, 46vw);
  aspect-ratio: 1;
  bottom: -12rem;
  left: 28%;
  background: radial-gradient(circle at 50% 50%, rgba(189, 143, 62, 0.1) 0%, rgba(189, 143, 62, 0.01) 58%, transparent 82%);
}

.grid-noise {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 39, 95, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 39, 95, 0.03) 1px, transparent 1px);
  background-size: 5.5rem 5.5rem;
  mask-image: radial-gradient(circle at 50% 30%, rgba(0, 0, 0, 0.42), transparent 74%);
}

/* ---- Scroll progress ---- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  z-index: 90;
  background: linear-gradient(90deg, var(--color-primary-700), var(--color-primary-400), var(--color-accent-500));
  pointer-events: none;
}

/* ---- Reveal system ---- */
[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 2.4rem, 0);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal="left"] {
  transform: translate3d(-2.4rem, 0, 0);
}

[data-reveal="right"] {
  transform: translate3d(2.4rem, 0, 0);
}

[data-reveal="fade"] {
  transform: none;
}

[data-reveal="scale"] {
  transform: scale(0.94);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

[data-year] {
  font-variant-numeric: tabular-nums;
}

/* ---- Lenis smooth scroll ---- */
html.lenis,
html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

.lenis.lenis-stopped {
  overflow: clip;
}

.lenis.lenis-smooth iframe {
  pointer-events: none;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}