/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Surfaces */
  --bg:      oklch(4%  0.003 268);
  --surface: oklch(6%  0.003 268);

  /* Text */
  --text-primary:   oklch(94% 0.005 85);
  --text-secondary: oklch(56% 0.005 268);
  --text-dim:       oklch(28% 0.005 268);

  /* Accent */
  --c-teal: oklch(72% 0.065 212);

  /* Hairlines */
  --divider:        oklch(100% 0 0 / 0.07);
  --divider-bright: oklch(100% 0 0 / 0.22);

  /* Layout */
  --pad-x: clamp(24px, 8vw, 120px);

  /* Type */
  --type-body:  clamp(1rem, 1.3vw, 1.0625rem);
  --type-small: 0.625rem;

  /* Fonts */
  --font-body: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;

  /* Easing */
  --ease-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: #070709;
}

body {
  background-color: transparent;
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ============================================================
   BACKGROUND
   ============================================================ */

/* Animated blobs */
.bg-blobs {
  position: fixed;
  inset: -150px;
  pointer-events: none;
  z-index: 0;
  filter: url(#blob-warp);
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  will-change: transform;
}

.blob-1 {
  width: 100vw;
  height: 100vw;
  background: radial-gradient(circle, oklch(17% 0.030 268) 0%, transparent 70%);
  top: -40vw;
  left: -30vw;
  animation: blobdrift1 22s ease-in-out infinite;
}

.blob-2 {
  width: 88vw;
  height: 88vw;
  background: radial-gradient(circle, oklch(15% 0.024 338) 0%, transparent 70%);
  bottom: -36vw;
  right: -28vw;
  animation: blobdrift2 28s ease-in-out infinite;
}

/* Film grain */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='turbulence' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.065;
  pointer-events: none;
  z-index: 997;
}

/* Scanlines */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent,
    transparent 1px,
    oklch(0% 0 0 / 0.018) 1px,
    oklch(0% 0 0 / 0.018) 2px
  );
  pointer-events: none;
  z-index: 999;
}

/* ============================================================
   SHARED LAYOUT
   ============================================================ */
.inner {
  max-width: 1440px;
  margin: 0 auto;
  padding-left:  var(--pad-x);
  padding-right: var(--pad-x);
}

.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--type-small);
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: clamp(20px, 3vh, 32px);
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
  position: relative;
  isolation: isolate;
  z-index: 1;
  width: 100%;
  height: 100svh;
  min-height: 580px;
  overflow: hidden;
}

/* Spirograph canvas — fills the section */
#cv {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1;
}

/* Constrained text overlay — matches .inner alignment at any width */
.hero-inner {
  position: absolute;
  inset: 0;
  max-width: 1440px;
  margin: 0 auto;
  padding-left:  var(--pad-x);
  padding-right: var(--pad-x);
  z-index: 3;
}

/* Centre dot — full-bleed, outside hero-inner */
.hero-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ff0000;
  z-index: 5;
}

/* Vertical side annotation — hugs viewport left edge */
.hero-vert {
  position: absolute;
  left: clamp(10px, 1.6vw, 20px);
  top: 50%;
  font-family: var(--font-body);
  font-size: 0.50rem;
  letter-spacing: 0.38em;
  color: var(--text-dim);
  text-transform: uppercase;
  white-space: nowrap;
  transform-origin: left center;
  transform: rotate(-90deg) translateX(-50%);
  opacity: 0;
  z-index: 3;
}

/* Top-left: scanline title */
.hero-decl {
  position: absolute;
  top: clamp(20px, 3.5vh, 40px);
  left: 0;
  z-index: 10;
}

.hero-decl-rule {
  display: block;
  width: 36px;
  height: 1px;
  background: var(--c-teal);
  margin-bottom: 14px;
  opacity: 0;
}

#title-cv {
  display: block;
  opacity: 0;
}

#title-cv-mobile {
  display: none;
  opacity: 0;
}

/* Top-right: archive stamp */
.hero-stamp {
  position: absolute;
  top: 0;
  right: 0;
  padding-top: clamp(16px, 2.8vh, 26px);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.hero-stamp span {
  font-family: var(--font-body);
  font-size: 0.56rem;
  letter-spacing: 0.24em;
  color: var(--text-dim);
  text-transform: uppercase;
  opacity: 0;
}

/* Bottom-left: proposition */
.hero-prop {
  position: absolute;
  bottom: clamp(56px, 9vh, 88px);
  left: 0;
  max-width: clamp(240px, 46vw, 560px);
  opacity: 0;
  z-index: 10;
}

.hero-prop-eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 0.56rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 14px;
}

.hero-prop-text {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 2.3vw, 1.9rem);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* Bottom-right: tagline caption */
.hero-caption {
  position: absolute;
  bottom: clamp(56px, 9vh, 88px);
  right: 0;
  font-family: var(--font-body);
  font-size: 0.58rem;
  letter-spacing: 0.36em;
  color: var(--text-dim);
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
}

/* Bottom-centre: scroll indicator */
.scroll-pip {
  position: absolute;
  bottom: clamp(18px, 3vh, 30px);
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 32px;
  background: var(--c-teal);
  opacity: 0;
}

/* Unused Codex elements */
.hero-glow { display: none; }
.hero-fade { display: none; }

/* ── Hero reveal animations ── */
#hero.hero-revealed .hero-vert {
  animation: fadein 0.8s var(--ease-expo) 0.1s forwards;
}
#hero.hero-revealed .hero-stamp span {
  animation: fadein 0.7s var(--ease-expo) 0.0s forwards;
}
#hero.hero-revealed .hero-stamp span:last-child {
  animation-delay: 0.12s;
}
#hero.hero-revealed .hero-decl-rule {
  animation: fadein 0.5s var(--ease-expo) 0.0s forwards;
}
#hero.hero-revealed .hero-prop {
  animation: fadein 1s var(--ease-expo) 1.0s forwards;
}
#hero.hero-revealed .hero-caption {
  animation: fadein 1s var(--ease-expo) 0.3s forwards;
}
#hero.hero-revealed .scroll-pip {
  animation: fadein 1s var(--ease-expo) 0.8s forwards,
             pipbob 2.6s ease-in-out 1.8s infinite;
}

/* ============================================================
   STATEMENT
   Centred column — canvas art above, editorial paragraph below.
   ============================================================ */
#statement {
  position: relative;
  z-index: 1;
  padding-top:    clamp(100px, 18vh, 200px);
  padding-bottom: clamp(96px,  16vh, 180px);
  text-align: center;
}

.statement-canvas {
  display: block;
  max-width: 100%;
  margin: 0 auto clamp(20px, 3vh, 32px);
  opacity: 0;
}

.statement-copy {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 1.7vw, 1.5rem);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--text-secondary);
  text-align: center;
  max-width: 28ch;
  margin: 0 auto;
}

.statement-copy::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--c-teal);
  margin: 0 auto clamp(14px, 2vh, 22px);
}

/* ============================================================
   THE HUNDRED
   Centered column, editorial type scale.
   ============================================================ */
#hundred {
  position: relative;
  z-index: 1;
  padding-top:    clamp(80px, 13vh, 140px);
  padding-bottom: clamp(100px, 16vh, 180px);
}

/* Constrained to a narrower reading column */
.hundred-wrap {
  max-width: 1040px;
  margin: 0 auto;
}

/* Hairline introduces the grid */
.hundred-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: start;
  border-top: 1px solid var(--divider);
  padding-top: clamp(36px, 6vh, 56px);
}

/* Left: the counter */
.hundred-stat .counter-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

#counter-cv {
  display: block;
  opacity: 0;
}

.counter-label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--type-small);
  letter-spacing: 0.24em;
  color: var(--text-dim);
  text-transform: uppercase;
  line-height: 1.65;
  margin-top: 0.6em;
}

/* Right: headline, body, CTA */
.hundred-content {
  display: flex;
  flex-direction: column;
}

.section-headline {
  font-family: var(--font-body);
  font-size: clamp(2.4rem, 4.6vw, 5rem);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin-bottom: clamp(24px, 4vh, 40px);
}

.memo-body {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1.55vw, 1.32rem);
  font-weight: 400;
  line-height: 1.58;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  max-width: 46ch;
  margin-bottom: clamp(28px, 4.5vh, 44px);
}

/* ── CTA ── */
.cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.claim-btn {
  background: transparent;
  border: 1px solid var(--divider-bright);
  border-radius: 980px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  padding: 14px 28px;
  min-height: 48px;
  cursor: pointer;
  transition: border-color 200ms var(--ease-quart),
              background   200ms var(--ease-quart),
              color        200ms var(--ease-quart);
  -webkit-appearance: none;
}

.claim-btn:hover {
  border-color: var(--text-primary);
  background:   var(--text-primary);
  color: var(--bg);
}

.claim-btn:focus-visible {
  outline: 1px solid var(--text-primary);
  outline-offset: 4px;
}

.claim-reply {
  display: none;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.claim-reply.show { display: block; }

/* App Store badge */
.app-store-badge-link {
  display: inline-block;
  margin-top: clamp(28px, 4vh, 44px);
  opacity: 0.75;
  transition: opacity 200ms var(--ease-quart);
}

.app-store-badge-link:hover { opacity: 1; }

.app-store-badge {
  height: 40px;
  width: auto;
  display: block;
  filter: invert(1);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: clamp(28px, 5vh, 52px) var(--pad-x);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-copy {
  font-family: var(--font-body);
  font-size: 0.56rem;
  letter-spacing: 0.22em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ============================================================
   SCROLL REVEALS
   ============================================================ */
.r {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 700ms var(--ease-expo),
              transform 700ms var(--ease-expo);
}

.r.in { opacity: 1; transform: none; }
.d1   { transition-delay:  80ms; }
.d2   { transition-delay: 180ms; }
.d3   { transition-delay: 260ms; }
.d4   { transition-delay: 340ms; }

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pipbob {
  0%, 100% { transform: translateX(-50%) scaleY(1);    opacity: 0.4;  }
  50%       { transform: translateX(-50%) scaleY(1.24); opacity: 0.75; }
}

@keyframes dotblink {
  0%, 49%  { opacity: 1; }
  50%, 99% { opacity: 0; }
}

@keyframes blobdrift1 {
  0%, 100% { transform: translate(0,    0)    scale(1);    }
  33%       { transform: translate(4vw,  3vh)  scale(1.06); }
  66%       { transform: translate(-3vw, 4vh)  scale(0.96); }
}

@keyframes blobdrift2 {
  0%, 100% { transform: translate(0,    0)    scale(1);    }
  33%       { transform: translate(-4vw, -3vh) scale(0.95); }
  66%       { transform: translate(3vw,  -4vh) scale(1.05); }
}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .blob { animation: none; }
  .r    { opacity: 1; transform: none; transition: none; }
  .hero-vert, .hero-stamp span, .hero-decl-rule,
  #title-cv, #title-cv-mobile, .hero-prop, .hero-caption,
  .scroll-pip { animation: none !important; opacity: 1 !important; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 720px) {
  .hundred-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero-vert { display: none; }

  /* Title: swap to bigger mobile canvas, centred */
  #title-cv        { display: none; }
  #title-cv-mobile { display: block; }

  .hero-decl {
    left: 50%;
    transform: translateX(-50%);
  }
  .hero-decl-rule { display: none; }

  /* Stamp: too cramped on mobile */
  .hero-stamp { display: none; }

  /* Prop: full-width, centered text */
  .hero-prop {
    left: 0;
    right: 0;
    max-width: 100%;
    text-align: center;
    bottom: clamp(80px, 13vh, 120px);
  }
  .hero-prop-text { font-size: 1.15rem; }

  /* Caption: centered */
  .hero-caption {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    bottom: clamp(24px, 4vh, 40px);
  }

  /* Scroll pip: hidden to avoid overlap */
  .scroll-pip { display: none; }

  /* Hundred section: centred */
  .hundred-wrap    { text-align: center; }
  .hundred-stat .counter-block { align-items: center; }
  .counter-label   { text-align: center; }
  .hundred-content { align-items: center; }
  .memo-body       { text-align: center; }
  .cta-wrap        { align-items: center; }

  /* Footer: centred stack */
  footer {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
}