/* ============================================================
   OverHaulTech — Design System
   Dark operating-layer aesthetic · lime + cyan signal accents
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  /* Surfaces */
  --bg:        #07090c;
  --bg-2:      #090c10;
  --panel:     #0d1116;
  --panel-2:   #111820;
  --panel-3:   #0b0f14;
  --line:      rgba(222, 238, 240, 0.10);
  --line-2:    rgba(222, 238, 240, 0.16);

  /* Ink */
  --text:      #eef4f2;
  --muted:     #93a0a8;
  --muted-2:   #6d7a82;

  /* Signal accents */
  --lime:      #c8ff3d;
  --lime-ink:  #0a1200;
  --cyan:      #82e7ee;
  --violet:    #b3a9e6;
  --warm:      #ff9b8e;

  /* Effects */
  --glow-lime: 0 0 0 1px rgba(200,255,61,.28), 0 14px 40px -14px rgba(200,255,61,.35);
  --shadow-1:  0 1px 0 rgba(255,255,255,.03) inset, 0 18px 50px -28px rgba(0,0,0,.9);
  --shadow-2:  0 30px 80px -40px rgba(0,0,0,.95);
  --ease:      cubic-bezier(.22, 1, .36, 1);
  --ease-out:  cubic-bezier(.16, 1, .3, 1);
  --radius:    16px;
  --radius-sm: 11px;
  --radius-lg: 22px;

  /* Type */
  --display: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Rhythm */
  --pad: clamp(20px, 5vw, 40px);
  --maxw: 1200px;
  --section-y: clamp(72px, 11vw, 148px);
}

/* Light theme — a calm paper counterpart, same signal accents */
:root[data-theme="light"] {
  --bg:      #f3f5f4;
  --bg-2:    #eef1ef;
  --panel:   #ffffff;
  --panel-2: #f7f9f8;
  --panel-3: #eef2f0;
  --line:    rgba(9, 20, 24, 0.10);
  --line-2:  rgba(9, 20, 24, 0.16);
  --text:    #0d1418;
  --muted:   #566169;
  --muted-2: #7c878e;
  --lime:    #4f7a00;
  --lime-ink:#ffffff;
  --cyan:    #0e7d88;
  --violet:  #5b4f9e;
  --warm:    #c2482e;
  --shadow-1: 0 1px 0 rgba(255,255,255,.6) inset, 0 18px 44px -30px rgba(20,40,50,.4);
  --shadow-2: 0 30px 70px -46px rgba(20,40,50,.45);
  --glow-lime: 0 0 0 1px rgba(79,122,0,.25), 0 14px 34px -16px rgba(79,122,0,.3);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
:target { scroll-margin-top: 88px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  font-family: var(--display);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: var(--lime); color: var(--lime-ink); }

/* ---------- Shell / atmosphere ---------- */
.site-shell { position: relative; isolation: isolate; }

.noise {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  opacity: .5; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}
.aura {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60vw 40vw at 78% -6%, rgba(130,231,238,.10), transparent 60%),
    radial-gradient(55vw 44vw at 8% 4%, rgba(200,255,61,.08), transparent 58%);
}
:root[data-theme="light"] .noise { opacity: .35; mix-blend-mode: multiply; }
:root[data-theme="light"] .aura {
  background:
    radial-gradient(60vw 40vw at 80% -8%, rgba(14,125,136,.10), transparent 60%),
    radial-gradient(55vw 44vw at 6% 2%, rgba(79,122,0,.09), transparent 58%);
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }
main { position: relative; z-index: 1; }
.section { padding-block: var(--section-y); position: relative; }
.section + .section { border-top: 1px solid var(--line); }

/* ---------- Type primitives ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex; align-items: center; gap: .55em;
}
.section-index {
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--lime);
  text-transform: uppercase;
}
h1, h2, h3 { font-weight: 600; line-height: 1.04; letter-spacing: -.02em; }
h2 { font-size: clamp(2rem, 5.2vw, 3.5rem); }
h3 { font-size: 1.32rem; letter-spacing: -.01em; }
p { color: var(--muted); }
.lede { font-size: clamp(1.02rem, 1.6vw, 1.22rem); color: var(--muted); max-width: 54ch; }

.accent { color: var(--lime); }
.accent-cyan { color: var(--cyan); }

/* ---------- Buttons ---------- */
.btn {
  --bh: 46px;
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: var(--bh); padding: 0 1.15rem;
  border-radius: 12px;
  font-size: .95rem; font-weight: 500; letter-spacing: .01em;
  border: 1px solid var(--line-2);
  color: var(--text);
  background: var(--panel);
  transition: transform .3s var(--ease), background .3s var(--ease),
              border-color .3s var(--ease), box-shadow .3s var(--ease), color .3s var(--ease);
  will-change: transform;
}
.btn svg { width: 1.05em; height: 1.05em; transition: transform .3s var(--ease); }
.btn:hover { transform: translateY(-2px); border-color: var(--line-2); background: var(--panel-2); }
.btn:active { transform: translateY(0); }
.btn:hover svg.arrow { transform: translate(2px, -2px); }

.btn-lime {
  background: var(--lime); color: var(--lime-ink);
  border-color: transparent; font-weight: 600;
}
.btn-lime:hover { background: var(--lime); box-shadow: var(--glow-lime); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: color-mix(in srgb, var(--text) 6%, transparent); }
.btn-cyan { background: transparent; border-color: color-mix(in srgb, var(--cyan) 40%, transparent); color: var(--cyan); }
.btn-cyan:hover { background: color-mix(in srgb, var(--cyan) 12%, transparent); }
.btn-sm { --bh: 38px; padding: 0 .9rem; font-size: .85rem; border-radius: 10px; }
.btn-block { width: 100%; }

.text-link {
  font-family: var(--mono); font-size: .82rem; letter-spacing: .04em;
  color: var(--text); display: inline-flex; align-items: center; gap: .45em;
  border-bottom: 1px solid var(--line-2); padding-bottom: 2px;
  transition: color .3s var(--ease), border-color .3s var(--ease), gap .3s var(--ease);
}
.text-link svg { width: .95em; height: .95em; transition: transform .3s var(--ease); }
.text-link:hover { color: var(--lime); border-color: var(--lime); }
.text-link:hover svg { transform: translate(2px, -2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
}
.site-header.is-stuck {
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-color: var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  height: 68px;
}
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; letter-spacing: -.02em; font-size: 1.08rem; }
.brand .mark { width: 30px; height: 30px; }
.brand b { color: var(--lime); font-weight: 600; }
.brand i { color: var(--text); font-style: normal; }

.nav { display: flex; align-items: center; gap: .3rem; }
.nav a {
  font-size: .9rem; color: var(--muted); padding: .5rem .7rem; border-radius: 9px;
  transition: color .25s var(--ease), background .25s var(--ease);
}
.nav a:hover, .nav a.active { color: var(--text); background: color-mix(in srgb, var(--text) 5%, transparent); }

.header-actions { display: flex; align-items: center; gap: .5rem; }
.theme-toggle {
  width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line);
  display: grid; place-items: center; color: var(--muted);
  transition: color .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.theme-toggle:hover { color: var(--text); border-color: var(--line-2); background: var(--panel); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .sun { display: none; }
:root[data-theme="light"] .theme-toggle .sun { display: block; }
:root[data-theme="light"] .theme-toggle .moon { display: none; }

.header-whatsapp { color: var(--muted); }
.header-whatsapp:hover { color: var(--cyan); }

.menu-button { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; position: relative; }
.menu-button span { position: absolute; left: 11px; right: 11px; height: 1.6px; background: var(--text); transition: transform .35s var(--ease), opacity .2s var(--ease); }
.menu-button span:nth-child(1) { top: 15px; }
.menu-button span:nth-child(2) { top: 21px; }
.menu-button span:nth-child(3) { top: 27px; }
body.nav-open .menu-button span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .menu-button span:nth-child(2) { opacity: 0; }
body.nav-open .menu-button span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Reveal motion ---------- */
.reveal { opacity: 0; transform: translateY(22px); }
@media (prefers-reduced-motion: no-preference) {
  .reveal { transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ============================================================
   HERO
   ============================================================ */
.hero { padding-top: clamp(40px, 7vw, 84px); padding-bottom: clamp(56px, 8vw, 96px); }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.status-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--lime);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--lime) 70%, transparent);
}
@media (prefers-reduced-motion: no-preference) {
  .status-dot { animation: pulse 2.4s var(--ease) infinite; }
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--lime) 60%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.hero h1 {
  font-size: clamp(2.5rem, 6.4vw, 4.6rem);
  margin-top: 1.1rem; margin-bottom: 1.3rem;
}
.hero h1 em { font-style: normal; color: var(--lime); white-space: nowrap; }
.caret {
  display: inline-block; width: .58ch; margin-left: .02em;
  color: var(--lime); font-weight: 400;
}
@media (prefers-reduced-motion: no-preference) {
  .caret { animation: blink 1s steps(1) infinite; }
}
@keyframes blink { 50% { opacity: 0; } }
.hero-dek { max-width: 46ch; font-size: clamp(1.02rem, 1.5vw, 1.18rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.8rem; }
.hero-qualifiers {
  display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; margin-top: 1.8rem;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .04em; color: var(--muted);
}
.hero-qualifiers span { display: inline-flex; align-items: center; gap: .5em; }
.hero-qualifiers span::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); }

/* Hero visual */
.hero-visual { position: relative; }
.visual-frame {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, var(--panel), var(--panel-3));
  box-shadow: var(--shadow-2); overflow: hidden;
  padding: 18px;
}
.visual-frame::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(120% 80% at 100% 0, rgba(130,231,238,.10), transparent 55%);
}
.visual-tag {
  position: absolute; top: 14px; left: 14px; z-index: 3;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); display: inline-flex; align-items: center; gap: .5em;
  background: color-mix(in srgb, var(--bg) 55%, transparent); padding: .35em .6em; border-radius: 7px;
  border: 1px solid var(--line);
}
.visual-note {
  position: absolute; z-index: 4; font-family: var(--mono); font-size: .72rem;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border: 1px solid var(--line); border-radius: 10px; padding: .5rem .7rem;
  display: flex; align-items: center; gap: .5em; color: var(--muted);
  box-shadow: var(--shadow-1); backdrop-filter: blur(6px);
}
.visual-note strong { color: var(--text); font-weight: 600; }
.note-one { top: 30%; right: -6px; }
.note-two { bottom: 16%; left: -10px; }
.mini-dot { width: 6px; height: 6px; border-radius: 50%; }
.mini-dot.lime { background: var(--lime); }
.mini-dot.cyan { background: var(--cyan); }
@media (prefers-reduced-motion: no-preference) {
  .note-one { animation: float 6s var(--ease) infinite; }
  .note-two { animation: float 7s var(--ease) infinite reverse; }
}
@keyframes float { 50% { transform: translateY(-8px); } }

.flow-svg { width: 100%; height: auto; display: block; }
.flow-svg .node-box { fill: var(--panel-2); stroke: var(--line-2); }
.flow-svg .node-label { fill: var(--text); font-family: var(--mono); font-size: 11px; }
.flow-svg .node-sub { fill: var(--muted); font-family: var(--mono); font-size: 8.5px; }
.flow-svg .wire { stroke: var(--line-2); stroke-width: 1.4; fill: none; }
.flow-svg .pulse { fill: var(--lime); }
@media (prefers-reduced-motion: no-preference) {
  .flow-svg .pulse { offset-path: path("M 70 60 C 130 60 150 128 210 128 C 270 128 288 196 348 196"); animation: travel 3.4s linear infinite; }
}
@keyframes travel { from { offset-distance: 0%; } to { offset-distance: 100%; } }

.hero-console {
  margin-top: 14px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--panel-3); padding: .8rem 1rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  font-family: var(--mono); font-size: .74rem;
}
.hero-console .hc-left { display: flex; align-items: center; gap: .6em; color: var(--muted); }
.hero-console .hc-num { color: var(--muted-2); }
.hero-console .hc-big { color: var(--lime); font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; }
.hero-console .hc-q { color: var(--text); }

/* ============================================================
   PROOF STRIP
   ============================================================ */
.proof-inner { display: grid; grid-template-columns: auto 1fr 1fr 1fr; gap: clamp(20px, 4vw, 56px); align-items: center; }
.proof-inner > .eyebrow { max-width: 12ch; line-height: 1.5; }
.proof-stat { display: flex; align-items: baseline; gap: .8rem; }
.proof-stat strong { font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 600; letter-spacing: -.03em; }
.proof-stat strong span { font-size: .5em; color: var(--lime); margin-left: 1px; }
.proof-stat > span { font-family: var(--mono); font-size: .78rem; color: var(--muted); line-height: 1.4; }
.proof-stat > span i { display: block; color: var(--muted-2); font-style: italic; font-size: .92em; }
.proof-foot { margin-top: 2.4rem; display: flex; justify-content: flex-end; }

/* ============================================================
   SPLIT HEADINGS (problem / system / etc.)
   ============================================================ */
.split-heading { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 4vw, 56px); align-items: end; margin-bottom: clamp(36px, 5vw, 64px); }
.split-heading .col-lead h2 { margin-top: .8rem; }
.split-heading .section-intro { max-width: 46ch; }

/* Problem cards */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-3));
  padding: 1.5rem; box-shadow: var(--shadow-1);
  transition: transform .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--line-2); box-shadow: var(--shadow-2); }
.problem-card { display: flex; flex-direction: column; gap: .7rem; min-height: 244px; }
.problem-number { font-family: var(--mono); font-size: .78rem; color: var(--muted-2); }
.problem-card h3 { font-size: 1.2rem; }
.problem-card p { font-size: .95rem; flex: 1; }
.consequence { font-family: var(--mono); font-size: .74rem; letter-spacing: .03em; color: var(--warm); padding-top: .8rem; border-top: 1px solid var(--line); }
.featured-problem { border-color: color-mix(in srgb, var(--lime) 28%, transparent); background: linear-gradient(180deg, color-mix(in srgb, var(--lime) 6%, var(--panel)), var(--panel-3)); }

/* ============================================================
   SYSTEM
   ============================================================ */
.system-feature { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.system-copy .eyebrow { margin-bottom: 1rem; }
.system-copy h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin: 1rem 0; }
.system-list { list-style: none; padding: 0; margin: 1.6rem 0; display: grid; gap: 2px; }
.system-list li {
  display: grid; grid-template-columns: 92px 1fr; gap: 1rem; align-items: baseline;
  padding: .9rem 0; border-top: 1px solid var(--line);
}
.system-list li:last-child { border-bottom: 1px solid var(--line); }
.system-list strong { font-size: 1rem; font-weight: 600; display: inline-flex; align-items: center; gap: .5em; }
.system-list strong::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
.system-list small { color: var(--muted); font-size: .92rem; }

.system-image { position: relative; }
.diagram-frame {
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(180deg, var(--panel), var(--panel-3)); box-shadow: var(--shadow-2);
  padding: 20px;
}
.image-caption { font-family: var(--mono); font-size: .72rem; color: var(--muted); margin-top: 12px; letter-spacing: .06em; display: flex; justify-content: space-between; }
.diagram-svg { width: 100%; height: auto; }
.diagram-svg text { font-family: var(--mono); }
.diagram-svg .d-node { fill: var(--panel-2); stroke: var(--line-2); }
.diagram-svg .d-node.hot { stroke: color-mix(in srgb, var(--lime) 55%, transparent); }
.diagram-svg .d-label { fill: var(--text); font-size: 11px; }
.diagram-svg .d-metric { fill: var(--cyan); font-size: 9px; }
.diagram-svg .d-wire { stroke: var(--line-2); stroke-width: 1.3; fill: none; }
.diagram-svg .d-wire.live { stroke: color-mix(in srgb, var(--lime) 60%, transparent); stroke-dasharray: 4 5; }
@media (prefers-reduced-motion: no-preference) {
  .diagram-svg .d-wire.live { animation: dash 1.4s linear infinite; }
}
@keyframes dash { to { stroke-dashoffset: -18; } }

/* ============================================================
   CAPABILITIES
   ============================================================ */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.service-card { display: flex; flex-direction: column; gap: 1rem; min-height: 260px; position: relative; overflow: hidden; }
.service-card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(70% 60% at 100% 0, color-mix(in srgb, var(--cyan) 10%, transparent), transparent 60%);
  opacity: 0; transition: opacity .4s var(--ease);
}
.service-card:hover::after { opacity: 1; }
.service-top { display: flex; align-items: center; justify-content: space-between; }
.service-icon { width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--line-2); display: grid; place-items: center; color: var(--lime); background: color-mix(in srgb, var(--lime) 6%, transparent); }
.service-icon svg { width: 20px; height: 20px; }
.service-n { font-family: var(--mono); font-size: .78rem; color: var(--muted-2); }
.service-card h3 { font-size: 1.16rem; }
.service-card p { font-size: .93rem; flex: 1; }
.service-bottom { border-top: 1px solid var(--line); padding-top: .9rem; display: flex; flex-direction: column; gap: .4rem; }
.service-deliverable { font-family: var(--mono); font-size: .72rem; color: var(--muted); line-height: 1.5; }
.service-time { font-family: var(--mono); font-size: .72rem; color: var(--cyan); letter-spacing: .04em; }

/* ============================================================
   INDUSTRIES
   ============================================================ */
.industry-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.industry-heading { position: sticky; top: 92px; }
.industry-heading h2 { margin: 1rem 0; }
.industry-paths { display: grid; gap: 14px; }
.industry-card { display: grid; grid-template-columns: auto 1fr auto; gap: 1.2rem; align-items: center; padding: 1.4rem 1.5rem; }
.path-label { font-family: var(--mono); font-size: .72rem; color: var(--lime); letter-spacing: .1em; writing-mode: vertical-rl; transform: rotate(180deg); align-self: stretch; padding: .2rem 0; }
.industry-card .path-body h3 { font-size: 1.24rem; margin-bottom: .4rem; }
.industry-card .path-body p { font-size: .95rem; max-width: 48ch; }
.industry-card .path-body a { margin-top: .8rem; display: inline-flex; }
.industry-card .path-arrow { color: var(--muted); transition: transform .4s var(--ease), color .4s var(--ease); }
.industry-card:hover .path-arrow { transform: translateX(4px); color: var(--lime); }
.industry-card.highlighted { border-color: color-mix(in srgb, var(--lime) 30%, transparent); background: linear-gradient(120deg, color-mix(in srgb, var(--lime) 7%, var(--panel)), var(--panel-3)); }

/* ============================================================
   CASES
   ============================================================ */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.case-card { display: flex; flex-direction: column; gap: 1.1rem; }
.case-meta { display: flex; justify-content: space-between; font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; color: var(--muted-2); }
.case-card h3 { font-size: 1.28rem; }
.case-metric { font-family: var(--mono); font-size: .74rem; color: var(--muted); }
.case-bars { display: grid; gap: .9rem; margin-top: .3rem; }
.case-line { display: grid; grid-template-columns: 46px 1fr auto; gap: .7rem; align-items: center; font-family: var(--mono); font-size: .78rem; }
.case-line .lbl { color: var(--muted-2); }
.case-line .track { height: 7px; border-radius: 6px; background: color-mix(in srgb, var(--text) 8%, transparent); overflow: hidden; }
.case-line .fill { height: 100%; border-radius: 6px; width: var(--w, 40%); background: var(--muted-2); transition: width 1s var(--ease); }
.case-line.after .fill { background: linear-gradient(90deg, var(--lime), var(--cyan)); }
.case-line .val { color: var(--text); font-weight: 500; }
.case-note { font-size: .85rem; color: var(--muted); padding-top: 1rem; border-top: 1px solid var(--line); }
.dark-case { border-color: var(--line-2); background: linear-gradient(180deg, var(--panel-2), var(--bg-2)); }

/* ============================================================
   PACKAGES
   ============================================================ */
.package-selector { display: flex; gap: 8px; margin-bottom: 22px; flex-wrap: wrap; }
.pkg-tab {
  flex: 1; min-width: 150px; text-align: left; padding: 1rem 1.2rem;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel-3);
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}
.pkg-tab:hover { transform: translateY(-2px); border-color: var(--line-2); }
.pkg-tab .pt-name { font-weight: 600; font-size: 1.05rem; display: flex; align-items: center; gap: .5em; }
.pkg-tab .pt-range { font-family: var(--mono); font-size: .8rem; color: var(--muted); margin-top: .2rem; }
.pkg-tab[aria-selected="true"] { border-color: color-mix(in srgb, var(--lime) 45%, transparent); background: linear-gradient(180deg, color-mix(in srgb, var(--lime) 8%, var(--panel)), var(--panel-3)); }
.pkg-badge { font-family: var(--mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: var(--lime-ink); background: var(--lime); padding: .18em .5em; border-radius: 5px; }

.package-detail { display: grid; grid-template-columns: 1.15fr .85fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-2); }
.package-main { padding: clamp(1.5rem, 3vw, 2.4rem); background: var(--panel); }
.package-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.package-heading h3 { font-size: clamp(1.6rem, 3vw, 2.2rem); display: flex; align-items: baseline; gap: .7rem; flex-wrap: wrap; }
.package-heading h3 span { font-family: var(--mono); font-size: .9rem; color: var(--lime); font-weight: 400; }
.package-main > p { margin-top: .5rem; }
.included-label { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 1.6rem 0 .9rem; }
.included { list-style: none; padding: 0; margin: 0 0 1.6rem; display: grid; gap: .7rem; }
.included li { display: grid; grid-template-columns: auto 1fr; gap: .7rem; align-items: start; font-size: .96rem; }
.included li svg { width: 18px; height: 18px; color: var(--lime); margin-top: 3px; }
.package-note { font-size: .9rem; color: var(--muted); padding: 1rem 1.2rem; border: 1px dashed var(--line-2); border-radius: 12px; margin-bottom: 1.6rem; }
.package-side { padding: clamp(1.5rem, 3vw, 2.4rem); background: linear-gradient(180deg, var(--panel-2), var(--bg-2)); display: flex; flex-direction: column; gap: 1.2rem; border-left: 1px solid var(--line); }
.package-side .eyebrow { color: var(--cyan); }
.side-facts { list-style: none; padding: 0; margin: auto 0 0; display: grid; gap: .8rem; }
.side-facts li { display: flex; align-items: center; gap: .6rem; font-family: var(--mono); font-size: .78rem; color: var(--muted); }
.side-facts li svg { width: 16px; height: 16px; color: var(--lime); }
.dash-mini { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); }

/* ============================================================
   PROCESS
   ============================================================ */
.process-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.process-head { position: sticky; top: 92px; }
.process-head h2 { margin: 1rem 0; }
.process-steps { display: grid; gap: 0; counter-reset: step; }
.process-step { display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; padding: 1.4rem 0; border-top: 1px solid var(--line); align-items: baseline; }
.process-step:last-child { border-bottom: 1px solid var(--line); }
.process-step .step-dot { position: relative; }
.process-step .step-name { display: flex; align-items: baseline; gap: .8rem; }
.process-step .step-n { font-family: var(--mono); font-size: .78rem; color: var(--lime); }
.process-step h3 { font-size: 1.16rem; }
.process-step p { font-size: .95rem; margin-top: .3rem; }

/* ============================================================
   FAQ
   ============================================================ */
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.faq-head { position: sticky; top: 92px; }
.faq-head h2 { margin: 1rem 0; }
.faq-list { display: grid; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.3rem 0; text-align: left; font-size: 1.06rem; font-weight: 500; color: var(--text);
}
.faq-q .chev { flex: none; width: 22px; height: 22px; color: var(--muted); transition: transform .4s var(--ease), color .4s var(--ease); }
.faq-item[data-open="true"] .chev { transform: rotate(180deg); color: var(--lime); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease); }
.faq-a > div { overflow: hidden; }
.faq-item[data-open="true"] .faq-a { grid-template-rows: 1fr; }
.faq-a p { padding-bottom: 1.4rem; max-width: 62ch; font-size: .98rem; }

/* ============================================================
   DIAGNOSTIC + FORM
   ============================================================ */
.diagnostic-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.diagnostic-copy h2 { margin: 1rem 0; }
.diagnostic-copy h2 em { font-style: normal; color: var(--lime); }
.diagnostic-points { list-style: none; padding: 0; margin: 1.8rem 0 0; display: grid; gap: .9rem; }
.diagnostic-points li { display: flex; align-items: center; gap: .7rem; color: var(--text); font-size: .96rem; }
.diagnostic-points li svg { width: 18px; height: 18px; color: var(--lime); flex: none; }

.compact-form { border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(180deg, var(--panel), var(--panel-3)); padding: clamp(1.5rem, 3vw, 2.2rem); box-shadow: var(--shadow-2); }
.form-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; }
.form-head strong { font-size: 1.14rem; font-weight: 600; }
.form-head span { font-family: var(--mono); font-size: .72rem; color: var(--muted-2); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field.full { grid-column: 1 / -1; }
.field label { font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.field input, .field select {
  width: 100%; height: 46px; padding: 0 .9rem; border-radius: 11px;
  border: 1px solid var(--line-2); background: var(--bg-2); color: var(--text); font: inherit; font-size: .95rem;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%2393a0a8' stroke-width='2'%3E%3Cpath d='m3 5 4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .9rem center; padding-right: 2.2rem; }
.field input::placeholder { color: var(--muted-2); }
.field input:focus, .field select:focus { outline: none; border-color: var(--lime); box-shadow: 0 0 0 3px color-mix(in srgb, var(--lime) 22%, transparent); }
.field input:user-invalid { border-color: var(--warm); }
.form-error { color: var(--warm); font-family: var(--mono); font-size: .78rem; min-height: 1em; margin-top: .3rem; }
.form-error:empty { margin: 0; }
.form-actions { margin-top: 1.2rem; }
.form-note { font-size: .78rem; color: var(--muted-2); margin-top: 1rem; line-height: 1.5; }

.success-state { text-align: center; padding: clamp(2rem, 4vw, 3rem) 1rem; }
.success-icon { width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 1.2rem; background: color-mix(in srgb, var(--lime) 14%, transparent); color: var(--lime); border: 1px solid color-mix(in srgb, var(--lime) 40%, transparent); }
.success-icon svg { width: 28px; height: 28px; }
.success-state h3 { font-size: 1.4rem; margin-bottom: .6rem; }
.success-state p { max-width: 42ch; margin: 0 auto 1.4rem; }
[hidden] { display: none !important; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { border-top: 1px solid var(--line); padding-block: clamp(48px, 7vw, 84px) 2rem; position: relative; z-index: 1; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(28px, 5vw, 56px); }
.footer-brand .brand { margin-bottom: 1rem; }
.footer-brand p { max-width: 34ch; font-size: .95rem; }
.footer-brand .btn { margin-top: 1.4rem; }
.footer-col .footer-label { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 1rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.footer-col a { color: var(--muted); font-size: .95rem; transition: color .25s var(--ease); }
.footer-col a:hover { color: var(--lime); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: clamp(40px, 6vw, 64px); padding-top: 1.6rem; border-top: 1px solid var(--line); font-family: var(--mono); font-size: .74rem; color: var(--muted-2); }

/* ---------- Mobile sticky CTA ---------- */
.mobile-sticky {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 55;
  display: none; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .7rem .7rem .7rem 1.1rem; border-radius: 14px;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-2); box-shadow: var(--shadow-2);
  transform: translateY(140%); transition: transform .5s var(--ease);
}
.mobile-sticky.show { transform: none; }
.mobile-sticky strong { font-size: .9rem; }

/* ---------- Exit-intent modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px;
  background: color-mix(in srgb, #000 62%, transparent); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transition: opacity .35s var(--ease), visibility .35s var(--ease);
}
.modal-backdrop.show { opacity: 1; visibility: visible; }
.modal {
  width: min(480px, 100%); border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--panel), var(--panel-3)); padding: clamp(1.6rem, 4vw, 2.4rem);
  box-shadow: var(--shadow-2); position: relative; transform: translateY(14px) scale(.98);
  transition: transform .4s var(--ease);
}
.modal-backdrop.show .modal { transform: none; }
.modal .eyebrow { color: var(--warm); }
.modal h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); margin: 1rem 0; }
.modal p { margin-bottom: 1.6rem; }
.modal-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--line); display: grid; place-items: center; color: var(--muted); }
.modal-close:hover { color: var(--text); border-color: var(--line-2); }
.modal-close svg { width: 16px; height: 16px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 520px; }
  .system-feature, .industry-layout, .process-layout, .faq-layout, .diagnostic-wrap { grid-template-columns: 1fr; }
  .industry-heading, .process-head, .faq-head { position: static; }
  .proof-inner { grid-template-columns: 1fr 1fr; }
  .proof-inner > .eyebrow { grid-column: 1 / -1; max-width: none; }
  .package-detail { grid-template-columns: 1fr; }
  .package-side { border-left: 0; border-top: 1px solid var(--line); }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .nav, .header-whatsapp { display: none; }
  .menu-button { display: block; }
  .nav.mobile {
    display: flex; flex-direction: column; align-items: flex-start; gap: .2rem;
    position: fixed; inset: 68px 0 auto 0; z-index: 59;
    background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line); padding: 1rem var(--pad) 1.6rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
  }
  body.nav-open .nav.mobile { transform: none; opacity: 1; pointer-events: auto; }
  .nav.mobile a { width: 100%; font-size: 1.1rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .problem-grid, .service-grid, .cases-grid { grid-template-columns: 1fr; }
  .split-heading { grid-template-columns: 1fr; }
  .mobile-sticky { display: flex; }
  .proof-foot { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .form-grid { grid-template-columns: 1fr; }
  .proof-inner { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .industry-card { grid-template-columns: 1fr; }
  .path-label { writing-mode: horizontal-tb; transform: none; }
  .hero-actions .btn { flex: 1; }
  .package-selector { flex-direction: column; }
  .visual-note { position: static; margin-top: 8px; display: inline-flex; }
  .note-one, .note-two { animation: none; }
}