/* ==========================================================================
   COPYWERSE — premium business design, light
   Display: Instrument Sans · Accent: Instrument Serif italic · Data: IBM Plex Mono
   ========================================================================== */

:root {
  --paper: #faf9f6;
  --paper-2: #f3f1ec;
  --card: #ffffff;
  --ink: #15161a;
  --ink-2: #4f545e;
  --ink-3: #8b8f9a;
  --line: #e8e6df;
  --line-2: #d9d6cd;
  --green: #12885e;
  --green-deep: #0c6b49;
  --green-soft: #eaf4ee;
  --green-line: #cfe5d9;
  --dark: #131418;
  --dark-2: #1b1c22;

  --font-display: "Instrument Sans", sans-serif;
  --font-body: "Instrument Sans", sans-serif;
  --font-serif: "Instrument Serif", serif;
  --font-mono: "IBM Plex Mono", monospace;

  --fs-h1: clamp(2.7rem, 5.4vw, 4.9rem);
  --fs-h2: clamp(2rem, 3.8vw, 3.3rem);
  --fs-lead: clamp(1.05rem, 1.35vw, 1.2rem);

  --wrap: 1220px;
  --r-lg: 22px;
  --r-md: 16px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --shadow-card: 0 1px 2px rgba(21, 22, 26, 0.04), 0 10px 28px -14px rgba(21, 22, 26, 0.1);
  --shadow-float: 0 2px 4px rgba(21, 22, 26, 0.05), 0 28px 56px -20px rgba(21, 22, 26, 0.16);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; display: block; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0;
}
p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul, ol, dl, dd, dt, figure, blockquote { margin: 0; padding: 0; }
li { list-style: none; }
summary { list-style: none; cursor: pointer; }
summary::-webkit-details-marker { display: none; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 28px; }

::selection { background: #d6ecdf; color: var(--ink); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 300;
  background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 8px;
}
.skip-link:focus { left: 16px; top: 16px; }

/* Serif italic accent — the signature type move */
.hl {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.015em;
  font-size: 1.04em;
}

/* ---------- Mono microlabel ---------- */
.mono-label {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-3);
}

/* ---------- Buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; font-size: 0.95rem;
  letter-spacing: -0.01em;
  border-radius: 999px; border: 1px solid transparent;
  padding: 13px 28px; white-space: nowrap; overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
              border-color 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.btn span { position: relative; z-index: 1; }
.btn:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }

.btn-solid {
  background: var(--ink); color: #fff;
  box-shadow: 0 1px 2px rgba(21, 22, 26, 0.2), 0 10px 24px -10px rgba(21, 22, 26, 0.4);
}
.btn-solid::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.16) 50%, transparent 70%);
  transform: translateX(-110%);
  transition: transform 0.7s var(--ease);
}
.btn-solid:hover::before { transform: translateX(110%); }
.btn-solid:hover { background: #000; box-shadow: 0 1px 2px rgba(21, 22, 26, 0.2), 0 14px 32px -10px rgba(21, 22, 26, 0.5); }

.btn-ghost {
  background: var(--card); border-color: var(--line-2); color: var(--ink);
  box-shadow: 0 1px 2px rgba(21, 22, 26, 0.04);
}
.btn-ghost:hover { border-color: var(--ink); }

.btn-invert {
  background: #fff; color: var(--ink);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25), 0 16px 40px -12px rgba(0, 0, 0, 0.5);
}
.btn-invert:hover { background: var(--paper); }

.btn-sm { padding: 9px 20px; font-size: 0.88rem; }
.btn-lg { padding: 16px 34px; font-size: 1rem; }
.btn-xl { padding: 19px 44px; font-size: 1.08rem; }

.link-arrow {
  color: var(--green-deep); font-weight: 600; white-space: nowrap;
  border-bottom: 1px solid var(--green-line); padding-bottom: 1px;
  transition: border-color 0.25s ease;
}
.link-arrow::after { content: " →"; display: inline-block; transition: transform 0.25s var(--ease); }
.link-arrow:hover { border-color: var(--green); }
.link-arrow:hover::after { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, border-color 0.35s ease;
}
.site-header.is-scrolled {
  background: rgba(250, 249, 246, 0.82);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border-bottom-color: var(--line);
}
.scroll-progress {
  position: absolute; left: 0; top: 0; height: 2px; width: 0%;
  background: var(--green); z-index: 1;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 24px; }
.wordmark { font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; letter-spacing: -0.03em; }
.wordmark-reg { color: var(--green); font-size: 0.62em; vertical-align: super; }

.main-nav { display: flex; gap: 2px; }
.main-nav a {
  font-size: 0.92rem; font-weight: 500; color: var(--ink-2);
  padding: 8px 14px; border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}
.main-nav a:hover { color: var(--ink); background: rgba(21, 22, 26, 0.05); }
.main-nav a.is-active { color: var(--ink); background: rgba(21, 22, 26, 0.05); }

.menu-btn {
  display: none; flex-direction: column; justify-content: center; gap: 6px;
  width: 44px; height: 44px; padding: 11px;
  background: var(--card); border: 1px solid var(--line-2);
  border-radius: 12px; cursor: pointer;
}
.menu-btn span {
  display: block; height: 2px; width: 100%; background: var(--ink); border-radius: 2px;
  transition: transform 0.3s var(--ease);
}
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

.overlay-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(250, 249, 246, 0.96);
  backdrop-filter: blur(20px);
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  padding: 0 32px; gap: 48px;
  opacity: 0; pointer-events: none; transition: opacity 0.35s ease;
}
.overlay-menu.is-open { opacity: 1; pointer-events: auto; }
.overlay-nav { display: flex; flex-direction: column; gap: 8px; }
.overlay-nav a {
  display: flex; align-items: baseline; gap: 16px;
  font-family: var(--font-display); font-size: clamp(1.8rem, 7vw, 2.6rem); font-weight: 600;
  color: var(--ink); letter-spacing: -0.03em;
  transform: translateY(16px); opacity: 0;
  transition: transform 0.5s var(--ease), opacity 0.5s ease, color 0.2s ease;
}
.overlay-menu.is-open .overlay-nav a { transform: none; opacity: 1; }
.overlay-nav a:nth-child(2) { transition-delay: 0.05s; }
.overlay-nav a:nth-child(3) { transition-delay: 0.1s; }
.overlay-nav a:nth-child(4) { transition-delay: 0.15s; }
.overlay-nav a:nth-child(5) { transition-delay: 0.2s; }
.overlay-nav a:nth-child(6) { transition-delay: 0.25s; }
.overlay-nav a i { font-family: var(--font-mono); font-style: normal; font-size: 0.85rem; color: var(--green); }
.overlay-nav a:hover { color: var(--green-deep); }
.overlay-foot a { font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-3); }

/* ---------- Reveal ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--stagger, 0s);
}
[data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  .tag-pulse { animation: none; }
  .btn-solid::before { display: none; }
}

/* ---------- Tag ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.07em; text-transform: uppercase; color: var(--green-deep);
  background: var(--green-soft);
  border: 1px solid var(--green-line);
  border-radius: 999px; padding: 9px 18px;
}
.tag-pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--green); animation: pulse 2.2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(18, 136, 94, 0.35); }
  70% { box-shadow: 0 0 0 9px rgba(18, 136, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 136, 94, 0); }
}
.tag--dark {
  color: #b9e3cd; background: rgba(18, 136, 94, 0.18); border-color: rgba(185, 227, 205, 0.25);
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: 148px 0 72px; overflow: clip; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-tint {
  position: absolute; top: -220px; right: -160px;
  width: 820px; height: 640px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(18, 136, 94, 0.07), rgba(224, 200, 140, 0.05) 55%, transparent 75%);
}
.dotgrid {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(21, 22, 26, 0.13) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 70% 55% at 62% 22%, black 15%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 55% at 62% 22%, black 15%, transparent 70%);
  opacity: 0.5;
}
.hero .wrap { position: relative; z-index: 2; }

.hero-grid-layout {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px; align-items: center;
}
.hero-title { font-size: var(--fs-h1); margin: 26px 0 22px; max-width: 15ch; }
.hero-lead { font-size: var(--fs-lead); color: var(--ink-2); max-width: 54ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* Artifact stage */
.hero-stage { position: relative; height: 450px; }
.artifact {
  position: absolute;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-float);
  will-change: transform;
}
.artifact-chart { width: min(360px, 88%); left: 3%; top: 48px; padding: 20px; transform: rotate(-2deg); }
.artifact-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; }
.artifact-delta {
  font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500; color: var(--green-deep);
  background: var(--green-soft); border: 1px solid var(--green-line);
  padding: 3px 10px; border-radius: 999px;
}
.artifact-svg { width: 100%; height: 130px; display: block; overflow: visible; }
.artifact-gridlines line { stroke: var(--line); stroke-width: 1; }
.artifact-line { fill: none; stroke: var(--green); stroke-width: 2.4; }
.artifact-tip { fill: var(--green); }
.artifact-foot { display: flex; justify-content: space-between; margin-top: 12px; }

.artifact-doc { width: 210px; right: 1%; top: -6px; padding: 18px; transform: rotate(3deg); }
.doc-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); margin-bottom: 14px; }
.doc-lines i { display: block; height: 7px; border-radius: 4px; background: var(--paper-2); margin-bottom: 8px; }
.doc-lines i.short { width: 55%; }
.doc-meta { margin-top: 16px; display: flex; flex-direction: column; gap: 5px; }
.doc-check { font-family: var(--font-mono); font-size: 0.74rem; color: var(--green-deep); }

.artifact-pill {
  right: 11%; bottom: 66px; padding: 14px 20px;
  display: flex; flex-direction: column; gap: 2px;
  transform: rotate(-3deg);
}
.pill-num { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; letter-spacing: -0.03em; color: var(--ink); }

.artifact-badge {
  left: 9%; bottom: 6px; padding: 13px 18px;
  display: flex; align-items: baseline; gap: 10px;
  transform: rotate(2deg);
}
.badge-star { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }

/* Hero stats */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: 52px; border-top: 1px solid var(--line); padding-top: 32px;
}
.hstat dd { font-family: var(--font-display); font-weight: 650; font-size: clamp(1.7rem, 2.7vw, 2.35rem); letter-spacing: -0.03em; }
.hstat .hstat-sm { font-size: clamp(1.05rem, 1.6vw, 1.35rem); color: var(--green-deep); }
.hstat dt { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-3); margin-top: 8px; }

/* ---------- Marquee ---------- */
.marquee {
  position: relative; z-index: 2;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--card); overflow: hidden; padding: 16px 0;
}
.marquee-track { display: flex; align-items: center; gap: 30px; width: max-content; animation: marquee 38s linear infinite; }
.marquee-track span {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--ink-2); white-space: nowrap;
}
.marquee-track i { color: var(--green); font-style: normal; font-size: 0.75rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections shared ---------- */
.section { position: relative; padding: 128px 0; }
.sec-head { max-width: 780px; margin-bottom: 64px; }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--split {
  max-width: none;
  display: flex; justify-content: space-between; align-items: flex-end; gap: 48px;
}
.sec-head--split .sec-intro { max-width: 40ch; margin-top: 0; padding-bottom: 6px; }
.sec-label {
  display: inline-flex; align-items: baseline; gap: 10px;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--green-deep);
  margin-bottom: 20px;
}
.sec-label i { font-style: normal; color: var(--ink-3); }
.sec-label--center { justify-content: center; }
.sec-title { font-size: var(--fs-h2); }
.sec-intro { color: var(--ink-2); font-size: var(--fs-lead); margin-top: 22px; }

/* Spotlight hover (subtle on light) */
[data-spotlight] { position: relative; overflow: hidden; }
[data-spotlight]::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), rgba(18, 136, 94, 0.05), transparent 60%);
  opacity: 0; transition: opacity 0.4s ease;
}
[data-spotlight]:hover::after { opacity: 1; }

/* ---------- Why us ---------- */
.why { background: var(--paper); }
.why-layout {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 76px;
  align-items: start;
}
.why-anchor { position: sticky; top: 130px; }
.why-bignum {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(6rem, 12vw, 10.5rem); line-height: 0.9; letter-spacing: -0.06em;
}
.why-bignum i { font-style: normal; font-size: 0.5em; color: var(--green); }
.why-bignum-caption { color: var(--ink-2); margin-top: 18px; max-width: 26ch; }
.why-anchor-note {
  margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line);
  color: var(--ink-3); font-size: 0.95rem; max-width: 30ch;
}

.why-rows { display: flex; flex-direction: column; }
.why-row {
  display: grid; grid-template-columns: 88px 1fr; gap: 20px; align-items: start;
  padding: 36px 28px; margin: 0 -28px;
  border-bottom: 1px solid var(--line); border-radius: var(--r-md);
  transition: background 0.3s ease;
}
.why-row:first-child { border-top: 1px solid var(--line); }
.why-row:hover { background: var(--card); }
.why-idx {
  font-family: var(--font-display); font-weight: 700; font-size: 2.2rem;
  color: transparent; -webkit-text-stroke: 1px var(--line-2); letter-spacing: -0.02em;
  line-height: 1.1;
  transition: -webkit-text-stroke-color 0.3s ease;
}
.why-row:hover .why-idx { -webkit-text-stroke-color: var(--green); }
.why-row h3 { font-size: 1.35rem; margin-bottom: 10px; letter-spacing: -0.025em; }
.why-row p { color: var(--ink-2); max-width: 62ch; }
.why-turn {
  margin-top: 44px; font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.15rem, 2vw, 1.45rem); letter-spacing: -0.02em; line-height: 1.45; max-width: 36ch;
}
.why-turn .link-arrow { display: inline-block; margin-top: 8px; font-size: 0.8em; }

/* ---------- Approach ---------- */
.approach { background: var(--paper-2); border-top: 1px solid var(--line); }
.approach-layout { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 76px; align-items: start; }
.approach-sticky { position: sticky; top: 130px; }
.approach-sticky .btn { margin-top: 30px; }
.approach-list { display: flex; flex-direction: column; gap: 18px; }
.approach-card {
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 38px 36px;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.approach-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-float); }
.approach-num { color: var(--green-deep); display: block; margin-bottom: 18px; }
.approach-card h3 { font-size: 1.4rem; margin-bottom: 12px; letter-spacing: -0.025em; max-width: 26ch; }
.approach-card p { color: var(--ink-2); max-width: 60ch; }
.approach-card:nth-child(even) { margin-left: 48px; }

/* ---------- Pipeline ---------- */
.pipeline { background: var(--paper); border-top: 1px solid var(--line); }
.pipe-flow {
  position: relative;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 24px;
  margin-top: 8px; padding-top: 36px;
}
.pipe-flow::before {
  content: ""; position: absolute; top: 5px; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--green) 0%, var(--line-2) 90%);
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.6s var(--ease);
}
.pipe-flow.is-in::before { transform: scaleX(1); }
.pipe-node {
  position: absolute; top: -37px; left: 0;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--green);
  box-shadow: 0 0 0 4px rgba(18, 136, 94, 0.1);
}
.pipe-step { position: relative; }
.pipe-step h3 { font-size: 1.05rem; margin: 10px 0 8px; letter-spacing: -0.02em; }
.pipe-step p { color: var(--ink-3); font-size: 0.9rem; }
.pipe-step .mono-label { color: var(--green-deep); }

/* ---------- Offer ---------- */
.offer { background: var(--paper); }
.offer-glow { display: none; }
.offer-panel {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--shadow-float);
  overflow: hidden;
}
.offer-list { padding: 44px 46px; }
.offer-list-label { display: block; margin-bottom: 22px; }
.stack-list { display: flex; flex-direction: column; }
.stack-list li { display: flex; align-items: baseline; gap: 14px; padding: 13px 0; }
.stack-list li + li { border-top: 1px solid var(--line); }
.stack-item { color: var(--ink-2); font-size: 0.97rem; }
.dotted { flex: 1; border-bottom: 1px dashed var(--line-2); min-width: 24px; transform: translateY(-4px); }
.stack-val { font-family: var(--font-mono); font-size: 0.86rem; color: var(--ink); white-space: nowrap; }
.stack-val em { font-style: normal; color: var(--ink-3); font-size: 0.85em; }

.offer-summary {
  position: relative;
  padding: 44px 42px;
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(18, 136, 94, 0.14), transparent 55%),
    var(--dark);
  color: #f4f5f2;
  display: flex; flex-direction: column;
}
.offer-summary .mono-label { color: rgba(244, 245, 242, 0.55); }
.stack-strike {
  font-family: var(--font-display); font-weight: 600; font-size: 1.5rem;
  color: rgba(244, 245, 242, 0.45); text-decoration: line-through; margin-top: 6px;
}
.stack-strike em, .stack-price em { font-style: normal; font-size: 0.45em; color: rgba(244, 245, 242, 0.5); text-decoration: none; margin-left: 8px; letter-spacing: 0; }
.offer-price-row { margin-top: 26px; }
.stack-price {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.6rem, 4.5vw, 3.6rem); letter-spacing: -0.04em; color: #fff;
  line-height: 1; margin-top: 6px;
}
.stack-note { color: rgba(244, 245, 242, 0.7); font-size: 0.92rem; margin-top: 24px; }
.offer-btn { margin-top: 30px; align-self: stretch; background: #fff; color: var(--ink); box-shadow: 0 2px 6px rgba(0,0,0,0.3); }
.offer-btn:hover { background: var(--paper); }
.offer-btn::before { background: linear-gradient(110deg, transparent 30%, rgba(18, 136, 94, 0.1) 50%, transparent 70%); }
.offer-cta-note {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.07em;
  text-transform: uppercase; color: rgba(244, 245, 242, 0.5);
  text-align: center; margin-top: 16px; line-height: 1.9;
}

.reversal { margin-top: 88px; }
.reversal-label {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--green-deep);
  text-align: center; margin-bottom: 36px;
}
.reversal-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.reversal-card {
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 30px 28px;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.reversal-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-float); }
.reversal-card .mono-label { color: var(--green-deep); }
.reversal-card h3 { font-size: 1.1rem; margin: 16px 0 10px; letter-spacing: -0.02em; }
.reversal-card p { color: var(--ink-2); font-size: 0.9rem; }

.assurances { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 38px; }
.assurances li {
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.04em;
  color: var(--ink-2);
  border: 1px solid var(--line-2); border-radius: 999px; padding: 9px 18px;
  background: var(--card);
}
.offer-custom { text-align: center; margin-top: 34px; color: var(--ink-2); font-size: 0.95rem; }

/* ---------- Results ---------- */
.results { background: var(--paper-2); border-top: 1px solid var(--line); }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.case {
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 34px 32px;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.case:hover { transform: translateY(-4px); box-shadow: var(--shadow-float); }
.case-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.case-top h3 { font-size: 1.3rem; letter-spacing: -0.025em; }
.case-meta { margin-top: 6px; }
.case-window {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--green-deep);
  border: 1px solid var(--green-line); border-radius: 999px; padding: 6px 12px;
  white-space: nowrap; background: var(--green-soft);
}
.chart { margin: 26px 0 22px; }
.chart-canvas { height: 170px; }
.chart-canvas svg { width: 100%; height: 100%; display: block; overflow: visible; }
.chart-grid line { stroke: var(--line); stroke-width: 1; }
.chart-axis { font-family: var(--font-mono); font-size: 9px; fill: var(--ink-3); letter-spacing: 0.05em; }
.chart-line { stroke: var(--green); stroke-width: 2.4; fill: none; }
.chart-tip { fill: var(--green); }
.chart-tip-halo { fill: rgba(18, 136, 94, 0.14); }
.case-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; border-top: 1px solid var(--line); padding-top: 22px; }
.case-stats dd { font-family: var(--font-display); font-weight: 700; font-size: 1.55rem; letter-spacing: -0.03em; }
.case-stats dd i { font-style: normal; color: var(--green); font-size: 0.75em; }
.case-stats dt { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-3); margin-top: 5px; }
.case-note { margin-top: 22px; color: var(--ink-2); font-size: 0.92rem; }
.results-foot { text-align: center; margin-top: 52px; color: var(--ink-2); }

/* ---------- Testimonials ---------- */
.voices { background: var(--paper); border-top: 1px solid var(--line); }
.voices-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.voice {
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 32px 30px; display: flex; flex-direction: column; gap: 22px;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.voice:hover { transform: translateY(-4px); box-shadow: var(--shadow-float); }
.voice blockquote { color: var(--ink); font-size: 1rem; line-height: 1.6; }
.voice blockquote::before { content: "“ "; color: var(--green); }
.voice figcaption { margin-top: auto; display: flex; flex-direction: column; gap: 4px; }
.voice figcaption strong { font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; }

/* ---------- FAQ ---------- */
.faq { background: var(--paper-2); border-top: 1px solid var(--line); }
.faq-wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 76px; align-items: start; }
.faq-sticky { position: sticky; top: 130px; }
.faq-sticky .btn { margin-top: 30px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  transition: border-color 0.3s ease;
}
.faq-item[open] { border-color: var(--line-2); }
.faq-item summary { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 21px 26px; }
.faq-q { font-family: var(--font-display); font-weight: 600; font-size: 1.03rem; letter-spacing: -0.015em; }
.faq-mark { position: relative; width: 14px; height: 14px; flex: none; }
.faq-mark::before, .faq-mark::after {
  content: ""; position: absolute; background: var(--green); border-radius: 2px;
  transition: transform 0.3s var(--ease);
}
.faq-mark::before { inset: 6px 0; }
.faq-mark::after { inset: 0 6px; }
.faq-item[open] .faq-mark::after { transform: rotate(90deg); }
.faq-a { padding: 0 26px 24px; }
.faq-a p { color: var(--ink-2); font-size: 0.95rem; }

/* ---------- Process ---------- */
.process { background: var(--paper); border-top: 1px solid var(--line); }
.steps { display: flex; flex-direction: column; max-width: 820px; }
.step { display: grid; grid-template-columns: 40px 1fr; gap: 28px; }
.step-track { position: relative; display: flex; justify-content: center; }
.step-track::before {
  content: ""; position: absolute; top: 4px; bottom: -4px; width: 2px;
  background: var(--line-2);
}
.step:last-child .step-track::before { bottom: auto; height: 30px; }
.step-dot {
  position: relative; z-index: 1; margin-top: 4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--green);
  box-shadow: 0 0 0 5px rgba(18, 136, 94, 0.08);
}
.step-body { padding-bottom: 46px; }
.step-body .mono-label { color: var(--green-deep); }
.step-body h3 { font-size: 1.3rem; margin: 8px 0 10px; letter-spacing: -0.025em; }
.step-body p { color: var(--ink-2); max-width: 62ch; }

/* ---------- About ---------- */
.about { background: var(--paper-2); border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 76px; align-items: center; }
.about-portrait figcaption { margin-top: 16px; }
.portrait-frame {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--line); aspect-ratio: 4 / 5;
  background:
    radial-gradient(120% 100% at 20% 0%, rgba(18, 136, 94, 0.07), transparent 55%),
    var(--card);
  box-shadow: var(--shadow-float);
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; }
.portrait-frame img.is-missing { display: none; }
.portrait-initials {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-style: italic; font-size: 3.8rem; color: var(--green-deep);
  letter-spacing: 0.02em;
}
.about-lead { color: var(--ink); font-size: var(--fs-lead); margin-top: 26px; }
.about-bio { color: var(--ink-2); margin-top: 16px; }
.about-email {
  display: inline-block; margin-top: 26px; color: var(--green-deep);
  font-family: var(--font-mono); font-size: 0.92rem;
  border-bottom: 1px solid var(--green-line); padding-bottom: 2px;
}
.about-stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 36px;
  margin-top: 38px; border-top: 1px solid var(--line); padding-top: 30px;
}
.about-stats dt { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-3); }
.about-stats dd { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; margin-top: 5px; }

/* ---------- Final CTA (dark contrast panel) ---------- */
.final { background: var(--paper); border-top: 1px solid var(--line); }
.final-panel {
  position: relative; overflow: clip; text-align: center;
  background: var(--dark);
  border-radius: 28px;
  padding: clamp(72px, 9vw, 120px) 32px;
  color: #f4f5f2;
  box-shadow: 0 40px 80px -40px rgba(21, 22, 26, 0.5);
}
.final-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 90% at 50% 0%, rgba(18, 136, 94, 0.22), transparent 65%);
}
.final-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 10%, black 10%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 10%, black 10%, transparent 70%);
  opacity: 0.35;
}
.final-inner { position: relative; display: flex; flex-direction: column; align-items: center; gap: 24px; }
.final-title { font-size: clamp(2.5rem, 5.4vw, 4.4rem); letter-spacing: -0.035em; color: #fff; }
.final-sub { color: rgba(244, 245, 242, 0.72); font-size: var(--fs-lead); max-width: 50ch; }
.final-note { margin-top: 4px; color: rgba(244, 245, 242, 0.5); }

/* ---------- Footer ---------- */
.site-footer { position: relative; background: var(--dark); color: #f4f5f2; overflow: clip; }
.footer-grid {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 32px;
  padding-top: 64px; padding-bottom: 44px;
}
.footer-word { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.03em; }
.footer-word span { color: #7fcbaa; font-size: 0.62em; vertical-align: super; }
.footer-tagline { color: rgba(244, 245, 242, 0.5); font-size: 0.9rem; margin-top: 10px; max-width: 30ch; }
.footer-links { display: flex; flex-wrap: wrap; gap: 26px; }
.footer-links a { color: rgba(244, 245, 242, 0.65); font-size: 0.92rem; transition: color 0.2s ease; }
.footer-links a:hover { color: #fff; }
.footer-base {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 26px; padding-bottom: 120px;
  color: rgba(244, 245, 242, 0.45); font-size: 0.85rem;
}
.footer-base .mono-label { color: rgba(244, 245, 242, 0.45); }
.footer-watermark {
  position: absolute; left: 50%; bottom: -0.34em; transform: translateX(-50%);
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(5rem, 16vw, 15rem); line-height: 1; letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.08);
  white-space: nowrap; pointer-events: none; user-select: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-grid-layout { grid-template-columns: minmax(0, 1fr); }
  .hero-stage { display: none; }
  .approach-card:nth-child(even) { margin-left: 0; }
  .pipe-flow { grid-template-columns: repeat(3, 1fr); row-gap: 56px; }
  .pipe-flow::before { display: none; }
  .pipe-node { position: static; display: inline-block; margin-bottom: 14px; }
  .voices-grid { grid-template-columns: 1fr 1fr; }
  .why-layout, .approach-layout, .faq-wrap { grid-template-columns: 1fr; gap: 48px; }
  .why-anchor, .approach-sticky, .faq-sticky { position: static; }
  .why-bignum { font-size: clamp(5rem, 16vw, 8rem); }
  .sec-head--split { flex-direction: column; align-items: flex-start; gap: 20px; }
}

@media (max-width: 860px) {
  .main-nav, .header-cta { display: none; }
  .menu-btn { display: flex; }
  .hero { padding: 140px 0 64px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 30px 20px; margin-top: 56px; }
  .case-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-portrait { max-width: 340px; }
  .reversal-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 96px 0; }
  .offer-panel { grid-template-columns: 1fr; }
  .pipe-flow { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .reversal-grid, .voices-grid, .pipe-flow { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .footer-grid { flex-direction: column; }
  .offer-list, .offer-summary { padding: 32px 24px; }
  .stack-list li { flex-wrap: wrap; }
  .dotted { display: none; }
  .stack-val { margin-left: auto; }
  .why-row { grid-template-columns: 1fr; gap: 8px; padding: 28px 20px; margin: 0 -20px; }
  .final-panel { padding: 64px 22px; border-radius: 22px; }
}