/* ============================================================
   Celeiq × Bright Data
   Light (default) and dark themes. Brand from the app icon.
   ============================================================ */

:root, [data-theme="light"] {
  --bg:      #FBF6F2;
  --paper:   #FFFFFF;
  --ink:     #1C1513;
  --ink-2:   #5F534D;
  --ink-3:   #998B84;
  --line:    rgba(28, 21, 19, 0.10);
  --coral:   #EC6A56;
  --coral-ink: #B8473A;     /* coral for small text on light */
  --on-coral:#FFFFFF;
  --blush:   #F8E2D9;
  --blush-2: #FCEEE8;
  --sage:    #4F8E6C;
  --hl:      rgba(236, 106, 86, 0.22);
  --hl-2:    rgba(79, 142, 108, 0.18);
  --shadow:  0 40px 80px -40px rgba(110, 50, 35, 0.45);
  --topbar:  rgba(251, 246, 242, 0.82);
  --pack-blend: multiply;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg:      #110D0C;
  --paper:   #1B1513;
  --ink:     #F7EEE8;
  --ink-2:   rgba(247, 238, 232, 0.70);
  --ink-3:   rgba(247, 238, 232, 0.45);
  --line:    rgba(247, 238, 232, 0.11);
  --coral:   #FD7C6B;
  --coral-ink: #FF9A8A;
  --on-coral:#1A0E0B;
  --blush:   #1F1613;
  --blush-2: #171110;
  --sage:    #9FD8B5;
  --hl:      rgba(253, 124, 107, 0.26);
  --hl-2:    rgba(159, 216, 181, 0.20);
  --shadow:  0 40px 90px -40px rgba(0, 0, 0, 0.9);
  --topbar:  rgba(17, 13, 12, 0.80);
  --pack-blend: normal;
  color-scheme: dark;
}

:root {
  --serif: "Cormorant Garamond", "Cormorant", Georgia, serif;
  --sans:  "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --gutter: clamp(16px, 5vw, 88px);
  --max: 1320px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.4s, color 0.4s;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, h4, p { margin: 0; }
section { position: relative; }

/* ============================================================ iPhone frame
   Desert Titanium rim, black bezel, screen = simulator capture
   (1206×2622, Dynamic Island already in the image). Sized by --w. */
.iphone {
  --w: 320px;
  position: relative;
  width: var(--w);
  margin: 0;
  padding: calc(var(--w) * 0.032);
  border-radius: calc(var(--w) * 0.178);
  background:
    linear-gradient(135deg, #EBD6C6 0%, #BFA28E 18%, #8E7363 42%, #C9AE9B 62%, #F1DFD1 80%, #A88D7B 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.35),
    inset 0 0 calc(var(--w) * 0.01) rgba(0,0,0,0.35),
    var(--shadow);
}
.iphone::before, .iphone::after {          /* side buttons */
  content: ''; position: absolute; width: calc(var(--w) * 0.012);
  border-radius: 2px; background: linear-gradient(90deg, #8E7363, #D7BEAC);
}
.iphone::before { left: calc(var(--w) * -0.009); top: 22%; height: 7%; box-shadow: 0 calc(var(--w) * 0.2) 0 #A88D7B, 0 calc(var(--w) * 0.36) 0 #A88D7B; }
.iphone::after  { right: calc(var(--w) * -0.009); top: 30%; height: 12%; }
.iphone .screen {
  position: relative;
  aspect-ratio: 1206 / 2622;
  border-radius: calc(var(--w) * 0.148);
  overflow: hidden;
  background: #000;
  box-shadow: 0 0 0 calc(var(--w) * 0.014) #0B0B0C;
}
.iphone .screen img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================ TOP BAR */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; gap: 2rem;
  padding: 14px var(--gutter);
  background: var(--topbar);
  backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.4s;
}
.topbar.scrolled { border-bottom-color: var(--line); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; font-size: 1.15rem; letter-spacing: -0.01em; margin-right: auto; }
.brand img { border-radius: 8px; }
.wm { font-family: var(--serif); font-weight: 600; font-size: 1.45rem; letter-spacing: -0.005em; }
.wm i { font-style: italic; font-weight: 500; color: var(--coral-ink); }
.sig-role.wm { font-size: 1.15rem; color: var(--ink); margin-top: 4px; }
.nav { display: flex; gap: 1.75rem; font-size: 0.95rem; }
.nav a { text-decoration: none; color: var(--ink-2); transition: color 0.2s; }
.nav a:hover, .nav a.active { color: var(--ink); }
.nav .nav-ask { color: var(--coral-ink); font-weight: 600; }
.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--paper);
  display: grid; place-items: center;
}
.theme-toggle svg { width: 18px; height: 18px; fill: none; stroke: var(--ink); stroke-width: 1.7; stroke-linecap: round; }
.theme-toggle .i-moon { fill: var(--ink); stroke: none; }
.theme-toggle .i-sun { display: none; }
[data-theme="dark"] .theme-toggle .i-sun { display: block; }
[data-theme="dark"] .theme-toggle .i-moon { display: none; }

/* ============================================================ SHARED */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 500; letter-spacing: 0.01em;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--paper);
}
.pill::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--sage); }
.pill.planned::before { background: transparent; border: 1.5px dashed var(--coral); width: 6px; height: 6px; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 14px 22px; border-radius: 999px; text-decoration: none;
  font-weight: 600; font-size: 0.98rem; transition: transform 0.2s, background 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--coral); color: var(--on-coral); }
.btn.ghost { border: 1px solid var(--line); background: var(--paper); }

/* ============================================================ HERO */
.hero {
  min-height: 100vh; min-height: 100svh;
  display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
  padding: 120px var(--gutter) 64px;
  max-width: var(--max); margin: 0 auto;
}
.hero h1 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(3rem, 6.2vw, 5.9rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
}
.mark {
  background: linear-gradient(transparent 10%, var(--hl) 10%, var(--hl) 94%, transparent 94%);
  padding: 0 0.12em; margin: 0 -0.04em;
  border-radius: 0.12em;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}
.hero-sub { color: var(--ink-2); font-size: clamp(1.05rem, 1.35vw, 1.25rem); max-width: 34em; margin-top: 1.75rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2.25rem; }
.hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 2rem; font-size: 0.88rem; color: var(--ink-3); }

.hero-stage { position: relative; height: min(78vh, 720px); display: flex; align-items: center; justify-content: center; }
.halo {
  position: absolute; inset: 6% 2% 10% 8%; border-radius: 50%;
  background: radial-gradient(closest-side, var(--coral) 0%, rgba(252, 198, 184, 0.55) 45%, transparent 100%);
  opacity: 0.35; filter: blur(30px);
}
[data-theme="dark"] .halo { opacity: 0.28; }
.hero-stage .iphone { position: absolute; --w: clamp(220px, 21vw, 310px); }
.hero-back  { transform: translate(-42%, 4%) rotate(-7deg); opacity: 0.96; }
.hero-front { transform: translate(22%, -2%) rotate(3deg); }
.stage-note { position: absolute; bottom: -8px; right: 0; font-size: 0.8rem; color: var(--ink-3); }

/* ============================================================ LABEL WALL */
.label-wall {
  background: var(--blush);
  padding: clamp(80px, 10vw, 140px) var(--gutter);
  transition: background 0.4s;
}
.wall-head {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 2rem;
  max-width: var(--max); margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}
.wall-head h2 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(2.5rem, 5.2vw, 4.8rem); line-height: 1.0; letter-spacing: -0.01em;
}
.wall-head h2 em { font-style: italic; }
h1 em, h2 em, h3 em, .letter .lead em {
  font-family: var(--serif); font-style: italic; font-weight: 500; letter-spacing: 0;
}
.big-num {
  font-family: var(--serif); font-weight: 600; font-size: 1.4em; letter-spacing: -0.02em;
  line-height: 0.8; vertical-align: -0.04em; color: var(--coral-ink);
  font-variant-numeric: lining-nums;
}
.lens { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; max-width: 560px; }
.lens-label { font-size: 0.85rem; color: var(--ink-3); margin-right: 4px; }
.lens button {
  border: 1px solid var(--line); background: var(--paper); border-radius: 999px;
  padding: 9px 15px; font-size: 0.9rem; color: var(--ink-2); transition: all 0.2s;
}
.lens button:hover { color: var(--ink); }
.lens button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.inci {
  max-width: var(--max); margin: 0 auto;
  font-size: clamp(1.15rem, 2.25vw, 2.05rem);
  line-height: 1.32; letter-spacing: -0.01em; font-weight: 500;
  text-transform: uppercase;
}
.inci span { transition: opacity 0.4s, color 0.4s, background 0.4s; border-radius: 6px; padding: 0 0.08em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.inci span:not(:last-child)::after { content: ','; }
.label-wall.lensing .inci span { opacity: 0.16; }
.label-wall.lensing .inci span.hit { opacity: 1; background: var(--hl); color: var(--ink); }
.label-wall[data-lens="dry"] .inci span.hit { background: var(--hl-2); }

.wall-foot {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem;
  max-width: var(--max); margin: clamp(2rem, 4vw, 3rem) auto 0;
}
.lens-note { max-width: 36em; color: var(--ink-2); font-size: 1.02rem; min-height: 3.2em; }
.wall-pack { width: clamp(110px, 12vw, 170px); mix-blend-mode: var(--pack-blend); flex-shrink: 0; }
[data-theme="dark"] .wall-pack { background: #fff; border-radius: 18px; padding: 8px; }

/* ============================================================ STORY (sticky phone) */
.story {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem);
  max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter);
}
.story-phone {
  position: sticky; top: 0; height: 100vh; height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
}
.story-phone .iphone { --w: clamp(250px, min(24vw, 38vh), 340px); }
.story-phone .shot {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0; transform: scale(1.02); transition: opacity 0.5s ease, transform 0.6s ease;
}
.story-phone .shot.is-on { opacity: 1; transform: none; }
.phone-badge { font-size: 0.82rem; color: var(--ink-3); }
.phone-badge.concept-on { color: var(--coral-ink); }

.story-steps { list-style: none; margin: 0; padding: 18vh 0; }
.step {
  min-height: 72vh; display: flex; flex-direction: column; justify-content: center; gap: 1rem;
  opacity: 0.28; transition: opacity 0.5s;
}
.step.is-on { opacity: 1; }
.step h3 { font-family: var(--serif); font-size: clamp(2rem, 3.3vw, 3.1rem); line-height: 1.02; letter-spacing: -0.01em; font-weight: 500; max-width: 13em; }
.step p { color: var(--ink-2); font-size: 1.08rem; max-width: 30em; }
.step .pill { align-self: flex-start; }
.m-only { display: none; }

/* concept chat screen, drawn in HTML */
.concept { background: #F2F2F7; color: #111; display: flex; flex-direction: column; padding: 0 5.5% 6%; font-family: -apple-system, "SF Pro Text", var(--sans); font-size: calc(var(--w) * 0.042); }
.c-status { height: 8.6%; display: flex; align-items: flex-end; padding: 0 6% 1.5%; font-weight: 600; font-size: 1.05em; }
.c-nav { display: flex; justify-content: space-between; align-items: center; padding: 3% 0 4%; font-weight: 600; font-size: 1.1em; }
.c-back { color: #0A84FF; font-size: 1.6em; line-height: 1; width: 1em; }
.c-product { display: flex; gap: 0.8em; align-items: center; background: #fff; border-radius: 1em; padding: 0.7em; }
.iphone .screen .c-product img { width: 3.2em; height: 3.2em; object-fit: contain; border-radius: 0.5em; background: #fff; flex-shrink: 0; }
.c-product strong { display: block; font-size: 1em; }
.c-product span { color: #8a8a8e; font-size: 0.82em; }
.c-context { display: flex; flex-wrap: wrap; gap: 0.35em; align-items: center; margin-top: 0.9em; font-size: 0.8em; }
.c-context span { color: #8a8a8e; margin-right: 0.2em; }
.c-context i { font-style: normal; background: #FCE3DA; color: #A63E31; padding: 0.3em 0.65em; border-radius: 999px; }
.c-spacer { flex: 1; }
.c-suggest { color: #8a8a8e; font-size: 0.8em; margin-bottom: 0.4em; }
.c-chip { align-self: flex-end; background: #fff; border: 1px solid #e3e3e8; border-radius: 1.1em 1.1em 0.3em 1.1em; padding: 0.6em 0.85em; margin-bottom: 0.45em; font-size: 0.92em; max-width: 88%; }
.c-input { display: flex; justify-content: space-between; align-items: center; background: #fff; border-radius: 999px; padding: 0.55em 0.55em 0.55em 1em; margin-top: 0.5em; color: #8a8a8e; font-size: 0.95em; }
.c-input b { width: 1.8em; height: 1.8em; border-radius: 50%; background: #EC6A56; color: #fff; display: grid; place-items: center; font-weight: 700; }



/* ============================================================ SIX CONCERNS */
.six { max-width: var(--max); margin: 0 auto; padding: clamp(90px, 11vw, 150px) var(--gutter) clamp(40px, 5vw, 70px); }
.six-head { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 5rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.six-head h2 { font-family: var(--serif); font-weight: 500; font-size: clamp(2.6rem, 5vw, 4.6rem); line-height: 1; letter-spacing: -0.01em; }
.six-head p { color: var(--ink-2); font-size: 1.08rem; max-width: 30em; }
.six-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.six-grid li { display: grid; grid-template-columns: 3rem 1fr; column-gap: 0.75rem; row-gap: 4px; padding: 26px 22px 28px 0; border-bottom: 1px solid var(--line); }
.six-grid li:not(:nth-child(3n+1)) { padding-left: 22px; border-left: 1px solid var(--line); }
.six-grid .n { grid-row: span 2; font-family: var(--serif); font-size: 1.5rem; font-weight: 500; color: var(--coral); line-height: 1.1; }
.six-grid b { font-family: var(--serif); font-weight: 500; font-size: clamp(1.7rem, 2.6vw, 2.3rem); line-height: 1.05; }
.six-grid i { font-style: normal; color: var(--ink-2); font-size: 0.98rem; }
.six-foot { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); margin-top: clamp(2rem, 4vw, 3rem); color: var(--ink-2); font-size: 0.95rem; }
.six-foot b { font-family: var(--serif); font-style: italic; font-weight: 600; font-size: 1.35rem; color: var(--ink); margin-right: 4px; }

/* ============================================================ SCAN THE SCREEN */
.scan {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 5rem); align-items: center;
  max-width: var(--max); margin: 0 auto; padding: clamp(90px, 11vw, 150px) var(--gutter);
}
.scan h2 { font-family: var(--serif); font-size: clamp(2.8rem, 5.6vw, 5.1rem); line-height: 0.98; letter-spacing: -0.01em; font-weight: 500; margin-bottom: 1.75rem; }
.scan-copy > p { color: var(--ink-2); margin-bottom: 1rem; max-width: 34em; }
.scan-copy .scan-lead { color: var(--ink); font-size: 1.2rem; line-height: 1.45; }
.scan-note { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 0.92rem; margin-top: 1.5rem !important; }
.scan-data { font-family: var(--serif); font-style: italic; font-size: 1.4rem; line-height: 1.35; color: var(--ink) !important; margin-top: 1.75rem !important; padding-left: 1rem; border-left: 2px solid var(--coral); }
.scan-stage { display: flex; align-items: center; justify-content: center; gap: clamp(10px, 2vw, 24px); }
.scan-step { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.scan-step .iphone { --w: clamp(190px, 17vw, 260px); }
.scan-step:first-child .iphone { transform: rotate(-3deg); }
.scan-step:last-child .iphone { transform: rotate(2deg); }
.scan-step figcaption { font-size: 0.85rem; color: var(--ink-3); }
.scan-arrow svg { width: clamp(36px, 4vw, 60px); fill: none; stroke: var(--coral); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }

/* ============================================================ WHERE THE AI IS */
.ai { background: var(--ink); color: var(--bg); padding: clamp(90px, 11vw, 150px) var(--gutter); transition: background 0.4s, color 0.4s; }
.ai > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.ai h2 { font-family: var(--serif); font-size: clamp(2.8rem, 5.6vw, 5.1rem); line-height: 0.98; letter-spacing: -0.01em; font-weight: 500; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.ai-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 3vw, 3rem); }
.ai-col { display: flex; flex-direction: column; gap: 1.1rem; padding-top: 1.25rem; border-top: 1px solid color-mix(in srgb, var(--bg) 25%, transparent); }
.ai-verb { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: clamp(2.3rem, 3.8vw, 3.4rem); line-height: 1; color: var(--coral); }
.ai-col p { margin: 0; font-size: 1rem; line-height: 1.5; color: color-mix(in srgb, var(--bg) 82%, transparent); }
.ai-col .pill { margin-right: 6px; background: transparent; border-color: color-mix(in srgb, var(--bg) 25%, transparent); color: var(--bg); font-size: 0.74rem; padding: 3px 9px; vertical-align: 1px; }
.ai-empty { opacity: 0.5; font-style: italic; }
.ai-foot { margin-top: clamp(2.5rem, 5vw, 4rem) !important; font-size: 0.9rem; color: color-mix(in srgb, var(--bg) 60%, transparent); }

/* ============================================================ GROUNDING */
.grounding { padding: clamp(90px, 11vw, 150px) var(--gutter); max-width: var(--max); margin: 0 auto; }
.g-intro { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: end; margin-bottom: clamp(3rem, 6vw, 5rem); }
.g-intro h2 { font-family: var(--serif); font-size: clamp(2.8rem, 5.6vw, 5.1rem); line-height: 0.98; letter-spacing: -0.01em; font-weight: 500; }
.g-intro p { color: var(--ink-2); font-size: 1.1rem; max-width: 32em; }

.chain { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; position: relative; }
.chain::before {
  content: ''; position: absolute; left: 3%; right: 3%; top: 19px; height: 2px;
  background: linear-gradient(90deg, var(--coral), var(--sage) 70%, var(--coral));
  opacity: 0.5;
}
.node { position: relative; display: flex; flex-direction: column; gap: 12px; }
.node-n {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: var(--bg); border: 2px solid var(--coral); color: var(--coral-ink); font-weight: 700; position: relative; z-index: 1;
}
.node-profile .node-n { border-color: var(--sage); color: var(--sage); }
.node-out .node-n { background: var(--coral); color: var(--on-coral); }
.node h3 { font-size: 1.05rem; font-weight: 600; margin-top: 6px; }
.node > p { font-size: 0.9rem; color: var(--ink-2); }
.rec { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; margin: 0; font-size: 0.86rem; }
.rec-page { display: flex; gap: 10px; align-items: center; }
.rec-page img { width: 54px; height: 54px; object-fit: contain; background: #fff; border-radius: 8px; flex-shrink: 0; }
.rec-page strong { display: block; font-size: 0.85rem; line-height: 1.25; }
.rec-page span { font-size: 0.78rem; color: var(--ink-3); }
.rec-kv div { display: flex; justify-content: space-between; gap: 10px; padding: 5px 0; border-bottom: 1px dashed var(--line); }
.rec-kv div:last-child { border-bottom: 0; }
.rec-kv dt { color: var(--ink-3); }
.rec-kv dd { margin: 0; text-align: right; font-weight: 500; }
.node-profile .rec { border: 1.5px dashed var(--sage); }
.rec-answer { border-color: var(--coral); background: var(--blush-2); font-size: 0.92rem; line-height: 1.45; }
.rec-answer cite { display: block; margin-top: 10px; font-style: normal; font-size: 0.76rem; color: var(--coral-ink); }
.tag { align-self: flex-start; font-size: 0.78rem; font-weight: 600; padding: 5px 10px; border-radius: 999px; }
.tag.bd { background: var(--coral); color: var(--on-coral); }

.two-truths {
  display: grid; grid-template-columns: 1fr 1fr auto; gap: 2rem; align-items: baseline;
  margin-top: clamp(3rem, 6vw, 5rem); padding-top: 2rem; border-top: 1px solid var(--line);
  color: var(--ink-2);
}
.two-truths strong { color: var(--ink); font-weight: 600; }
.two-truths .never { font-family: var(--serif); font-style: italic; font-size: 1.6rem; color: var(--ink); }

/* ============================================================ PROGRESS */
.progress-sec { background: var(--paper); padding: clamp(90px, 11vw, 150px) var(--gutter); border-block: 1px solid var(--line); transition: background 0.4s; }
.progress-sec > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.progress-sec h2 { font-family: var(--serif); font-size: clamp(2.8rem, 5.6vw, 5.1rem); line-height: 0.98; letter-spacing: -0.01em; font-weight: 500; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1rem, 3vw, 2.5rem); }
.numbers div { display: flex; flex-direction: column; gap: 10px; }
.numbers b { font-family: var(--serif); font-weight: 500; font-size: clamp(3rem, 5.6vw, 5.2rem); line-height: 0.95; letter-spacing: -0.02em; color: var(--coral); font-variant-numeric: lining-nums tabular-nums; }
.numbers b i { font-style: normal; color: var(--ink-3); font-size: 0.5em; }
.numbers span { color: var(--ink-2); font-size: 0.95rem; max-width: 18em; }
.ledger { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); margin-top: clamp(3rem, 6vw, 5rem); }
.ledger h3 { display: flex; align-items: center; gap: 10px; font-size: 1.15rem; font-weight: 600; padding-bottom: 14px; border-bottom: 2px solid var(--ink); }
.ledger-col.next h3 { border-bottom-style: dashed; border-bottom-color: var(--coral); }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.built { background: var(--sage); }
.dot.planned { border: 2px dashed var(--coral); }
.ledger ul { list-style: none; margin: 0; padding: 0; }
.ledger li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.honest { margin-top: 2rem !important; font-size: 0.9rem; color: var(--ink-3); }

/* ============================================================ THE ASK */
.ask {
  display: grid; grid-template-columns: 1.25fr 0.95fr; gap: clamp(2rem, 5vw, 5rem); align-items: start;
  max-width: var(--max); margin: 0 auto; padding: clamp(90px, 11vw, 150px) var(--gutter);
}
.letter {
  background: var(--paper); border: 1px solid var(--line); border-radius: 6px;
  padding: clamp(28px, 5vw, 64px);
  box-shadow: 0 1px 0 var(--line), var(--shadow);
  position: relative;
}
.letter::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 6px; background: linear-gradient(90deg, #FCC6B8, var(--coral)); border-radius: 6px 6px 0 0; }
.salute { font-family: var(--serif); font-style: italic; font-size: 1.75rem; margin-bottom: 1.5rem; }
.letter .lead { font-family: var(--serif); font-weight: 500; font-size: clamp(1.75rem, 2.7vw, 2.35rem); line-height: 1.18; letter-spacing: -0.01em; margin-bottom: 1.5rem; }
.letter p { margin-bottom: 1.1rem; color: var(--ink-2); }
.letter h3 { font-size: 0.95rem; font-weight: 700; margin: 2.2rem 0 0.9rem; color: var(--ink); }
.uses { margin: 0; }
.uses div { display: grid; grid-template-columns: 13em 1fr; gap: 1rem; padding: 12px 0; border-top: 1px solid var(--line); }
.uses dt { font-weight: 600; }
.uses dd { margin: 0; color: var(--ink-2); }
.volume { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.volume div { background: var(--blush-2); border-radius: 12px; padding: 14px; display: flex; flex-direction: column; gap: 4px; }
.volume b { font-family: var(--serif); font-weight: 600; font-size: 1.9rem; font-variant-numeric: lining-nums; line-height: 1.1; }
.volume span { font-size: 0.85rem; color: var(--ink-2); }
.asks { margin: 0; padding-left: 1.2rem; color: var(--ink-2); }
.asks li { margin-bottom: 0.8rem; padding-left: 0.3rem; }
.asks strong { color: var(--ink); }
.sign { margin-top: 2rem !important; color: var(--ink) !important; }
.sig { display: block; font-family: var(--serif); font-style: italic; font-size: 2.4rem; margin-top: 0.4rem; color: var(--ink); }
.sig-role { display: block; font-size: 0.9rem; color: var(--ink-3); margin-top: 2px; }
.letter .contact { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 1.25rem; font-size: 0.95rem; }
.letter .contact a { color: var(--coral-ink); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--coral) 40%, transparent); }
.letter .contact a:hover { border-bottom-color: var(--coral); }
.todo { display: inline-block; margin-top: 0.4rem; font-size: 0.78rem; color: var(--coral-ink); border: 1px dashed var(--coral); border-radius: 6px; padding: 2px 8px; }

.plan { position: static; display: flex; flex-direction: column; gap: 1rem; }
.plan h3 { font-family: var(--serif); font-size: 1.75rem; font-weight: 600; letter-spacing: -0.005em; }
.plan h3 small { display: block; font-size: 0.82rem; font-weight: 400; color: var(--ink-3); margin-top: 2px; }
.stages { list-style: none; margin: 0 0 2rem; padding: 0; counter-reset: s; }
.stages li { counter-increment: s; display: grid; grid-template-columns: 2.4rem 1fr; column-gap: 0.75rem; padding: 14px 0; border-bottom: 1px solid var(--line); }
.stages li::before { content: counter(s); grid-row: span 2; font-family: var(--serif); font-weight: 500; font-size: 2.3rem; line-height: 1; color: var(--coral); }
.stages b { font-weight: 600; }
.stages span { color: var(--ink-2); font-size: 0.93rem; }
.gates { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.gates th, .gates td { text-align: left; vertical-align: top; padding: 11px 0; border-bottom: 1px solid var(--line); }
.gates th { font-weight: 600; width: 36%; padding-right: 1rem; }
.plan .gates { margin-bottom: 2rem; }
.cadence th { width: 30%; }
.gates td { color: var(--ink-2); }


.runway { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin: 0.25rem 0 2.25rem; }
.runway .s3 { grid-column: span 2; }
.runway .seg { padding: 14px 16px; border-radius: 12px; display: flex; flex-direction: column; gap: 4px; }
.runway b { font-size: 0.84rem; font-weight: 600; line-height: 1.25; }
.runway span { font-size: 0.78rem; opacity: 0.8; }
.runway .s1 { background: var(--coral); color: var(--on-coral); }
.runway .s2 { background: color-mix(in srgb, var(--coral) 55%, var(--bg)); color: var(--ink); }
.runway .s3 { background: var(--blush); color: var(--ink); }
.runway .s4 { background: transparent; border: 1.5px dashed var(--line); color: var(--ink-2); }

/* ============================================================ FOOT */
.foot { padding: 40px var(--gutter) 64px; max-width: var(--max); margin: 0 auto; }
.appendix { border: 1px solid var(--line); border-radius: 14px; background: var(--paper); }
.appendix summary { cursor: pointer; padding: 18px 22px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; }
.appendix summary::-webkit-details-marker { display: none; }
.appendix summary::after { content: '+'; color: var(--coral); font-size: 1.3rem; line-height: 1; }
.appendix[open] summary::after { content: '–'; }
.appx { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; padding: 0 22px 24px; font-size: 0.92rem; }
.appx h4 { font-size: 0.95rem; margin: 1.1rem 0 0.4rem; }
.appx table { width: 100%; border-collapse: collapse; }
.appx th, .appx td { padding: 8px 0; border-bottom: 1px solid var(--line); text-align: left; }
.appx th { font-weight: 500; color: var(--ink-3); font-size: 0.82rem; }
.appx td:not(:first-child), .appx th:not(:first-child) { text-align: right; font-variant-numeric: tabular-nums; }
.appx tr.total td { font-weight: 600; }
.appx ul { padding-left: 1.1rem; margin: 0; color: var(--ink-2); }
.appx li { margin-bottom: 6px; }
.fine { font-size: 0.82rem; color: var(--ink-3); margin-top: 10px !important; }
.small { font-size: 0.82rem; color: var(--ink-3); margin-top: 24px !important; max-width: 60em; }

/* ============================================================ REVEAL */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 0.9s ease, transform 0.9s cubic-bezier(.2,.7,.2,1); }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; transition: none; }
  .story-phone .shot { transition: none; }
  .step { transition: none; }
}

/* ============================================================ RESPONSIVE */
@media (max-width: 1080px) {
  .chain { grid-template-columns: 1fr 1fr; }
  .chain::before { display: none; }
  .node-out { grid-column: span 2; }
  .numbers { grid-template-columns: 1fr 1fr; row-gap: 2.5rem; }
  .ask { grid-template-columns: 1fr; }
  .plan { position: static; }
}
@media (max-width: 860px) {
  .nav { display: none; }
  .scan { grid-template-columns: minmax(0, 1fr); }
  .scan-stage { gap: 8px; }
  .scan-step .iphone { --w: min(38vw, 210px); }
  .scan-arrow svg { width: 28px; }
  .scan-step figcaption { font-size: 0.75rem; text-align: center; max-width: 38vw; }
  .ai-grid { grid-template-columns: 1fr; }
  .six-head, .six-foot { grid-template-columns: minmax(0, 1fr); }
  .six-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .six-grid li:not(:nth-child(3n+1)) { padding-left: 0; border-left: 0; }
  .six-grid li:nth-child(2n) { padding-left: 18px; border-left: 1px solid var(--line); }
  .hero { grid-template-columns: 1fr; padding-top: 104px; text-align: left; }
  .hero-stage { height: 560px; margin-top: 1rem; }
  .hero-stage .iphone { --w: 230px; }
  .hero-back  { transform: translate(-36%, 4%) rotate(-7deg); }
  .hero-front { transform: translate(24%, -2%) rotate(3deg); }
  .stage-note { left: 0; right: 0; text-align: center; bottom: -44px; }
  .story { grid-template-columns: 1fr; }
  .story-phone { display: none; }
  .story-steps { padding: 40px 0 0; }
  .step { min-height: 0; opacity: 1; padding: 40px 0; border-top: 1px solid var(--line); }
  .m-only { display: block; }
  .step .iphone { --w: min(270px, 72vw); margin: 0 auto 1.5rem; }
  .g-intro { grid-template-columns: 1fr; }
  .two-truths { grid-template-columns: 1fr; gap: 1rem; }
  .ledger { grid-template-columns: 1fr; }
  .appx { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .six-grid li { grid-template-columns: 1fr; padding-right: 10px; }
  .six-grid li:nth-child(2n) { padding-left: 14px; }
  .six-grid .n { grid-row: auto; font-size: 1.1rem; }
  .six-grid b { font-size: 1.6rem; }
  .six-grid i { font-size: 0.9rem; }
  .chain { grid-template-columns: 1fr; }
  .node-out { grid-column: auto; }
  .uses div { grid-template-columns: 1fr; gap: 2px; }
  .volume { grid-template-columns: 1fr; }
  .wall-foot { flex-direction: column; align-items: flex-start; }
  .numbers { grid-template-columns: 1fr; }
  .hero-stage { height: 470px; }
  .hero-stage .iphone { --w: 196px; }
}