/* =============================================================
   RIVET STUDIO — styles.css
   Archetype: Brutalist Grid (adapted) — mono/monochrome + oxide accent.
   Sectioned per skill convention. Search for "== N." to jump.
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Palette — monochrome base + single oxide/rust accent (never pure #000/#fff as bg) */
  --bg:         #f5f3ee;   /* warm paper */
  --paper:      #ffffff;   /* true white — reserved for cards/inputs */
  --ink:        #14120f;   /* near-black, warm tint */
  --ink-soft:   #363330;
  --ink-mute:   #726d64;
  --line:       rgba(20, 18, 15, 0.16);
  --line-strong:rgba(20, 18, 15, 0.32);

  --bg-dark:    #17140f;   /* inverted sections */
  --ink-dark:   #f2efe6;   /* cream — never pure #fff on dark */
  --ink-dark-mute: rgba(242, 239, 230, 0.62);
  --line-dark:  rgba(242, 239, 230, 0.18);

  --accent:     #b5401f;  /* oxide / rust — the ONE accent */
  --accent-2:   #7f2c15;  /* darker rust, hover/active states */
  --accent-soft:rgba(181, 64, 31, 0.12);
  --accent-ink: #fbeee7;  /* text on accent fills */

  --sans:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --display:"Archivo", var(--sans);
  --mono:   "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:  cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --gutter: 1.25rem;
  --container: 1360px;
  --nav-h: 76px;
}

@property --tick { syntax: "<number>"; inherits: false; initial-value: 0; }

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.02; letter-spacing: -0.01em; font-family: var(--display); }
ul { list-style: none; padding: 0; }
input, textarea { font: inherit; color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .7rem 1.1rem; background: var(--ink); color: var(--bg);
  font-family: var(--mono); font-size: .8rem; letter-spacing: .04em;
  transition: top .3s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
@media (min-width: 720px)  { :root { --gutter: 2rem; } }
@media (min-width: 1280px) { :root { --gutter: 3rem; } }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.kicker {
  display: inline-flex; align-items: center; gap: .55em;
  font-family: var(--mono); font-size: .78rem; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent);
}
.kicker::before {
  content: ""; width: 7px; height: 7px; background: var(--accent);
  flex: none;
}
.kicker.on-dark { color: var(--accent); }

.section {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7.5rem);
  border-top: 1px solid var(--line);
}
.section.on-dark {
  background: var(--bg-dark);
  color: var(--ink-dark);
  border-top: 1px solid var(--line-dark);
}
.section-head {
  display: grid;
  gap: .9rem;
  margin-bottom: clamp(2.25rem, 5vw, 4rem);
  max-width: 62ch;
}
.section-head h2 { font-size: clamp(1.9rem, 4.4vw, 3.4rem); }
.eyebrow-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
}

/* Corner tick marks — blueprint / technical-drawing motif */
.ticks { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.ticks::before, .ticks::after,
.ticks i::before, .ticks i::after { content: ""; position: absolute; background: var(--line-strong); }
.ticks::before { top: 0; left: 0; width: 18px; height: 1px; }
.ticks i::before { top: 0; left: 0; width: 1px; height: 18px; }
.ticks::after  { bottom: 0; right: 0; width: 18px; height: 1px; }
.ticks i::after { bottom: 0; right: 0; width: 1px; height: 18px; }

/* Blueprint grid background — very fine, low opacity */
.blueprint-grid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .5;
  mask-image: linear-gradient(180deg, black, transparent 92%);
}

/* =============================================================
   4. Typography
   ============================================================= */
.display-xl {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(2.6rem, 7.4vw, 6.2rem);
  line-height: .98;
  letter-spacing: -0.02em;
}
.display-lg {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  line-height: 1;
}
.pull {
  font-size: clamp(1.4rem, 2.6vw, 2.15rem);
  line-height: 1.32;
  font-weight: 500;
  color: var(--ink-soft);
  max-width: 46ch;
}
.on-dark .pull { color: var(--ink-dark-mute); }
.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-mute);
  max-width: 58ch;
}
.on-dark .lede { color: var(--ink-dark-mute); }
.accent-word { color: var(--accent); }
.num-mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

/* =============================================================
   5. Components
   ============================================================= */

/* --- Buttons --- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; gap: .6em;
  padding: .95rem 1.6rem;
  font-family: var(--mono); font-size: .82rem; font-weight: 500;
  letter-spacing: .05em; text-transform: uppercase;
  border: 1px solid var(--ink);
  white-space: nowrap;
  transition: background-color .3s var(--ease-out), color .3s var(--ease-out), border-color .3s var(--ease-out);
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.on-dark .btn-ghost { border-color: var(--ink-dark); color: var(--ink-dark); }
.on-dark .btn-ghost:hover { background: var(--ink-dark); color: var(--bg-dark); }
.on-dark .btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.on-dark .btn-primary:hover { background: var(--ink-dark); border-color: var(--ink-dark); color: var(--bg-dark); }
.btn svg { width: 1em; height: 1em; transition: transform .35s var(--ease-out); }
.btn:hover svg { transform: translateX(3px); }

/* --- Hover invert (signature interaction) --- */
.invert-hover {
  transition: background-color .18s var(--ease-out), color .18s var(--ease-out), border-color .18s var(--ease-out);
}
.invert-hover:hover {
  background: var(--ink);
  color: var(--bg);
}
.on-dark .invert-hover:hover {
  background: var(--ink-dark);
  color: var(--bg-dark);
}

/* --- Nav --- */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 300;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: transparent;
  transition: background-color .35s var(--ease-out), border-color .35s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(245, 243, 238, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; width: 100%; }
.nav-logo { display: flex; align-items: center; gap: .65rem; flex: none; }
.nav-logo img { height: 28px; width: auto; }
@media (min-width: 540px) { .nav-logo img { height: 34px; } }
@media (min-width: 960px) { .nav-logo img { height: 42px; } }
.nav-logo-text { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-mute); }
.nav-links { display: none; align-items: center; gap: 2.1rem; }
@media (min-width: 960px) { .nav-links { display: flex; } }
.nav-link {
  position: relative; padding-block: .3rem;
  font-family: var(--mono); font-size: .8rem; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-soft);
}
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .4s var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { display: none; }
@media (min-width: 720px) { .nav-cta { display: inline-flex; } }
.nav-burger {
  display: grid; place-items: center; width: 44px; height: 44px; flex: none;
  gap: 5px;
}
@media (min-width: 960px) { .nav-burger { display: none; } }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--ink); transition: transform .3s var(--ease-out), opacity .3s; }
.nav-burger span + span { margin-top: 5px; }
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 290;
  background: var(--bg-dark); color: var(--ink-dark);
  display: grid; place-items: center;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .6s var(--ease-soft);
}
.nav-mobile[data-open="true"] { clip-path: inset(0); }
.nav-mobile-list { display: grid; gap: 1.4rem; text-align: center; }
.nav-mobile-list a { font-family: var(--display); font-weight: 800; font-size: 2rem; }
.nav-mobile-list a:hover { color: var(--accent); }
.nav-mobile-foot { margin-top: 2.5rem; font-family: var(--mono); font-size: .8rem; color: var(--ink-dark-mute); text-align: center; }

/* --- Marquee ticker --- */
.marquee {
  overflow: hidden; position: relative;
  border-block: 1px solid var(--line);
  background: var(--ink); color: var(--bg);
}
.marquee-track {
  display: flex; width: max-content; gap: 3rem; white-space: nowrap; will-change: transform;
  padding-block: .85rem;
  font-family: var(--mono); font-size: .82rem; letter-spacing: .06em; text-transform: uppercase;
  animation: marqueeScroll 34s linear infinite;
}
.marquee-track span.dot { color: var(--accent); }
.marquee-track .set { display: flex; gap: 3rem; flex: none; }
@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- Cards --- */
.card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 1.9rem;
  transition: background-color .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.card:hover { border-color: var(--ink); }

/* --- Cursor: monospace coordinates (desktop, fine pointer only) --- */
.cursor-coord {
  position: fixed; top: 0; left: 0; z-index: 9999;
  pointer-events: none;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .03em;
  color: var(--bg); background: var(--ink);
  padding: 3px 7px;
  transform: translate3d(-9999px,-9999px,0);
  opacity: 0;
  transition: opacity .25s var(--ease-out);
  display: none;
}
@media (hover: hover) and (pointer: fine) { .cursor-coord { display: block; } }
.cursor-coord.is-ready { opacity: .92; }
.has-fine-cursor, .has-fine-cursor a, .has-fine-cursor button { cursor: crosshair; }

/* --- Form --- */
.field { display: grid; gap: .5rem; }
.field label {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-dark-mute);
}
.field input, .field textarea {
  width: 100%; background: transparent; border: 1px solid var(--line-dark);
  color: var(--ink-dark); padding: .85rem .9rem;
  transition: border-color .25s var(--ease-out);
}
.field input:focus, .field textarea:focus { border-color: var(--accent); outline: none; }
.field textarea { min-height: 120px; resize: vertical; }
.form-grid { display: grid; gap: 1.25rem; }
@media (min-width: 720px) { .form-grid.cols-2 { grid-template-columns: 1fr 1fr; } }

.cta-form { position: relative; transition: opacity .5s var(--ease-out), transform .5s var(--ease-soft); }
.cta-form.is-sent { opacity: 0; transform: translateY(-10px); pointer-events: none; position: absolute; inset: 0; }
.cta-submit { position: relative; margin-top: .5rem; }
.cta-submit .lbl, .cta-submit .spin { transition: opacity .2s; }
.cta-submit .spin {
  position: absolute; inset: 0; display: grid; place-items: center; opacity: 0;
}
.cta-form.is-sending .cta-submit .lbl { opacity: 0; }
.cta-form.is-sending .cta-submit .spin { opacity: 1; }
.spin::after {
  content: ""; width: 15px; height: 15px; border-radius: 50%;
  border: 1.5px solid rgba(242,239,230,.3); border-top-color: var(--ink-dark);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.cta-success {
  opacity: 0; transform: translateY(8px); pointer-events: none;
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-soft);
}
.cta-success.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.cta-success h3 { font-size: 1.5rem; margin-bottom: .6rem; }
.form-note { font-family: var(--mono); font-size: .72rem; color: var(--ink-dark-mute); margin-top: .9rem; }

/* =============================================================
   6. Sections
   ============================================================= */

/* --- Hero --- */
.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(3rem, 8vw, 5.5rem));
  padding-bottom: clamp(3rem, 7vw, 5rem);
  overflow: clip;
  isolation: isolate;
}
.hero-mark {
  position: absolute; z-index: -1;
  top: 8%; right: -8%;
  width: min(60vw, 720px);
  opacity: .05;
  filter: grayscale(1);
  pointer-events: none;
}
.hero-grid {
  display: grid; gap: clamp(2.5rem, 6vw, 4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 960px) { .hero-grid { grid-template-columns: 7fr 5fr; align-items: end; } }
.hero-title { margin-block: 1.1rem 1.4rem; max-width: 15ch; }
.hero-copy { max-width: 46ch; margin-bottom: 1.8rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; }
.hero-stats {
  display: grid; gap: 1.1rem;
  padding-top: 1.9rem; margin-top: 1.9rem;
  border-top: 1px solid var(--line);
}
@media (min-width: 480px) { .hero-stats { grid-template-columns: repeat(3, 1fr); } }
.hero-stat b {
  display: block; font-family: var(--mono); font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 2rem); color: var(--accent);
}
.hero-stat span { font-family: var(--mono); font-size: .74rem; color: var(--ink-mute); letter-spacing: .02em; }

/* --- Manifesto (00) --- */
.manifesto-grid { display: grid; gap: 2rem; }
@media (min-width: 960px) { .manifesto-grid { grid-template-columns: 1fr 2fr; gap: 4rem; } }
.manifesto-num { font-family: var(--mono); font-size: 5rem; font-weight: 500; color: var(--line-strong); line-height: 1; }
.manifesto-quote { font-size: clamp(1.5rem, 3vw, 2.35rem); line-height: 1.28; font-weight: 500; }
.manifesto-foot { margin-top: 1.6rem; font-size: 1.1rem; color: var(--ink-mute); max-width: 52ch; }

/* --- Objetivo (01) — two-col brutalist --- */
.split-2 { display: grid; gap: 2rem; }
@media (min-width: 960px) { .split-2 { grid-template-columns: 1fr 1.6fr; gap: 4rem; } }

/* --- Metodologia (02) --- */
.steps {
  display: grid; gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
@media (min-width: 720px)  { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1280px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step {
  padding: 2rem 1.8rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background-color .2s, color .2s;
}
.step:hover { background: var(--ink); color: var(--bg); }
.step:hover .step-num { color: var(--accent); }
.step-num { display: block; font-family: var(--mono); font-size: 1rem; color: var(--accent); margin-bottom: 1rem; }
.step h3 { font-size: 1.15rem; margin-bottom: .6rem; font-weight: 700; }
.step p { font-size: .95rem; color: var(--ink-mute); }
.step:hover p { color: rgba(245,243,238,.7); }
.methodology-note {
  margin-top: 2.5rem; padding-top: 1.8rem; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: .85rem; color: var(--ink-mute); max-width: 62ch;
}

/* --- Diferenciador (03) — split comparison --- */
.compare {
  display: grid; gap: 1.5rem;
  margin-top: 2.5rem;
}
@media (min-width: 860px) { .compare { grid-template-columns: 1fr 1fr; gap: 2.5rem; } }
.compare-col { padding: 1.8rem; border: 1px solid var(--line); }
.compare-col h3 {
  font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  margin-bottom: 1.3rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line);
}
.compare-good { background: var(--paper); }
.compare-good h3 { color: var(--accent); }
.compare-good li { position: relative; padding-left: 1.4rem; margin-bottom: .9rem; font-size: .98rem; }
.compare-good li::before { content: "—"; position: absolute; left: 0; color: var(--accent); }
.compare-bad {
  background: var(--bg-dark); color: var(--ink-dark-mute);
  transform: rotate(-0.6deg);
  border-color: var(--line-dark);
}
.compare-bad h3 { color: var(--ink-dark-mute); border-color: var(--line-dark); }
.compare-bad li {
  position: relative; padding-left: 1.4rem; margin-bottom: .9rem; font-size: .95rem;
  text-decoration: line-through; text-decoration-color: rgba(242,239,230,.35);
}
.compare-bad li::before { content: "×"; position: absolute; left: 0; }
.compare-bad li:nth-child(2n) { transform: rotate(0.5deg); }
.compare-bad li:nth-child(3n) { transform: rotate(-0.4deg); }

/* --- Indicadores (04) --- */
.indicators-grid { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .indicators-grid { grid-template-columns: 1fr 1fr; } }
.indicator-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.indicator-card { border: 1px solid var(--line); padding: 1.7rem; background: var(--paper); }
.indicator-card b { display: block; font-family: var(--mono); font-size: clamp(2.1rem, 4vw, 2.8rem); color: var(--accent); }
.indicator-card span { font-family: var(--mono); font-size: .78rem; color: var(--ink-mute); }
.chart-wrap { border: 1px solid var(--line); padding: 1.5rem; background: var(--paper); }
.chart-wrap svg { width: 100%; height: auto; }
.chart-caption { display: flex; justify-content: space-between; margin-top: .8rem; font-family: var(--mono); font-size: .72rem; color: var(--ink-mute); }

/* --- Pipeline (05) --- */
.pipeline {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line);
  margin-top: 2.5rem;
}
@media (min-width: 860px) { .pipeline { grid-template-columns: repeat(4, 1fr); } }
.pipe-stage { background: var(--paper); padding: 1.8rem 1.5rem; position: relative; }
.pipe-stage h3 {
  font-family: var(--mono); font-size: .95rem; letter-spacing: .05em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.1rem;
}
.pipe-stage ul li {
  font-size: .92rem; color: var(--ink-mute);
  padding-block: .35rem; border-top: 1px solid var(--line);
}
.pipe-stage ul li:first-child { border-top: none; }
.pipe-stage::after {
  content: "→";
  position: absolute; top: 50%; right: -11px; transform: translateY(-50%);
  width: 22px; height: 22px; display: grid; place-items: center;
  background: var(--bg); color: var(--ink-mute); font-family: var(--mono); font-size: .8rem;
  z-index: 2;
}
@media (max-width: 859px) { .pipe-stage::after { content: "↓"; right: 50%; top: auto; bottom: -11px; transform: translateX(50%); } }
.pipe-stage:last-child::after { display: none; }

/* --- Servicios (06) --- */
.services-grid {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line);
  margin-top: 2.5rem;
}
@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service-card {
  background: var(--paper); padding: 1.9rem;
  transition: background-color .2s var(--ease-out), color .2s var(--ease-out);
}
.service-card:hover { background: var(--ink); color: var(--bg); }
.service-card:hover .service-tags span { border-color: rgba(245,243,238,.35); color: rgba(245,243,238,.7); }
.service-card h3 { font-size: 1.15rem; margin-bottom: .7rem; }
.service-card p { font-size: .92rem; color: var(--ink-mute); margin-bottom: 1rem; }
.service-card:hover p { color: rgba(245,243,238,.7); }
.service-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.service-tags span {
  font-family: var(--mono); font-size: .66rem; letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid var(--line); padding: .25rem .5rem;
  transition: border-color .2s, color .2s;
}

/* --- Resultados / Casos de exito (07) --- */
.cases-grid { display: grid; gap: 1.4rem; margin-top: 2.5rem; }
@media (min-width: 960px) { .cases-grid { grid-template-columns: repeat(3, 1fr); } }
.case-card {
  border: 1px solid var(--line); background: var(--paper);
  padding: 2rem; display: flex; flex-direction: column; height: 100%;
  transition: background-color .2s, color .2s, border-color .2s;
}
.case-card:hover { border-color: var(--ink); }
.case-tag {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .05em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .5rem;
}
.case-card h3 { font-size: 1.2rem; margin-bottom: .8rem; }
.case-services { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1.1rem; }
.case-services span {
  font-family: var(--mono); font-size: .65rem; text-transform: uppercase;
  background: var(--accent-soft); color: var(--accent-2); padding: .22rem .5rem;
}
.case-problem { font-size: .92rem; color: var(--ink-mute); margin-bottom: 1.4rem; flex-grow: 1; }
.case-result { border-top: 1px solid var(--line); padding-top: 1.2rem; }
.case-result b {
  display: block; font-family: var(--mono); font-weight: 600; font-size: 2.1rem; color: var(--accent);
}
.case-result span { font-family: var(--mono); font-size: .72rem; color: var(--ink-mute); }
.case-timeframe { margin-top: .5rem; font-size: .78rem; color: var(--ink-mute); }
.cases-disclaimer {
  margin-top: 1.8rem; font-family: var(--mono); font-size: .74rem; color: var(--ink-mute);
}

/* --- CTA final (08) --- */
.cta-grid { display: grid; gap: 3rem; }
@media (min-width: 960px) { .cta-grid { grid-template-columns: 1.1fr .9fr; } }
.cta-info { display: grid; gap: 1.6rem; align-content: start; margin-top: 2rem; }
.cta-info-row {
  display: flex; align-items: baseline; gap: .8rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--line-dark);
}
.cta-info-row span:first-child { font-family: var(--mono); font-size: .72rem; color: var(--ink-dark-mute); text-transform: uppercase; letter-spacing: .06em; width: 6rem; flex: none; }
.cta-info-row a, .cta-info-row strong { font-size: 1rem; }
.cta-info-row a:hover { color: var(--accent); }

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--line-dark);
  background: var(--bg-dark); color: var(--ink-dark-mute);
  padding-block: 2.6rem;
}
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer-logo { display: flex; align-items: center; gap: .6rem; }
.footer-logo img { height: 30px; width: auto; filter: invert(1) brightness(1.6); opacity: .9; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1.6rem; font-family: var(--mono); font-size: .78rem; }
.footer-links a:hover { color: var(--accent); }
.footer-copy { font-family: var(--mono); font-size: .72rem; }

/* =============================================================
   7. Effects (reveal / tilt / counters)
   ============================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity .75s var(--ease-soft), transform .75s var(--ease-soft);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensive per gotcha A.4.5 */

.has-tilt { transition: transform .5s var(--ease-soft); transform-style: preserve-3d; }

/* =============================================================
   8. Responsive helpers
   ============================================================= */
@media (min-width: 540px)  { .container { padding-inline: 1.75rem; } }
@media (min-width: 1600px) { .container { max-width: 1480px; } }

/* =============================================================
   9. Reduced-motion — only intrusive effects gated
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation-duration: 90s !important; }
  /* Do NOT disable: reveals, hovers, tilt, count-up, invert-hover */
}

/* Print / no-js fallback: ensure reveal content is visible without JS */
.no-js [data-reveal] { opacity: 1; transform: none; }