/* ==========================================================================
   LEADZWAALA — DESIGN SYSTEM
   Editorial, performance-marketing agency. Thin lines over shadows.
   Numbers only where content is genuinely sequential.
   ========================================================================== */

/* -------------------------------- TOKENS -------------------------------- */
:root {
  /* Brand colors */
  --color-primary: #2D36A8;
  --color-primary-dark: #232A87;
  --color-accent: #FF1E2D;
  --color-navy: #0B1020;
  --color-grey: #F5F7FA;
  --color-white: #FFFFFF;

  /* Derived */
  --color-ink: #0B1020;
  --color-ink-soft: #4A4F66;
  --color-line: #E2E5EE;
  --color-line-strong: #C9CEDD;
  --color-navy-soft: #171C33;
  --color-grey-100: #F5F7FA;
  --color-grey-200: #ECEFF5;

  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  /* Spacing (8px system) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 80px;
  --space-9: 96px;
  --space-10: 128px;

  /* Radius — restrained, consistent */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  /* Shadow — used sparingly */
  --shadow-sm: 0 1px 2px rgba(11, 16, 32, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 16, 32, 0.08);

  /* Layout */
  --container-width: 1280px;
  --container-pad: 24px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 160ms;
  --dur-base: 320ms;
  --dur-slow: 560ms;
}

@media (min-width: 768px) {
  :root { --container-pad: 40px; }
}

/* --------------------------------- RESET --------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
body {
  margin: 0;
  font-family: var(--font-primary);
  color: var(--color-ink);
  background: var(--color-white);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; }
h1, h2, h3, h4, h5, p, figure { margin: 0; }

::selection { background: var(--color-primary); color: var(--color-white); }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 12px 20px;
  z-index: 999;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ------------------------------- TYOGRAPHY -------------------------------- */
h1, .h1 {
  font-size: clamp(2.25rem, 4.6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.015em;
}
h2, .h2 {
  font-size: clamp(1.75rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.01em;
}
h3, .h3 {
  font-size: clamp(1.25rem, 1.6vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
}
h4, .h4 {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.4;
}
.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  color: var(--color-ink-soft);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  display: inline-block;
}
.text-soft { color: var(--color-ink-soft); }
.text-on-dark { color: rgba(255,255,255,0.86); }
.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* -------------------------------- LAYOUT ---------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}
.section { padding: var(--space-8) 0; }
.section--tight { padding: var(--space-6) 0; }
.section--navy { background: var(--color-navy); color: var(--color-white); }
.section--grey { background: var(--color-grey-100); }
.section-head {
  max-width: 680px;
  margin-bottom: var(--space-6);
}
.section-head + .section-head { margin-top: var(--space-6); }
.rule {
  border: none;
  border-top: 1px solid var(--color-line);
  margin: 0;
}
.rule--dark { border-top-color: rgba(255,255,255,0.14); }

.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 700px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.split {
  display: grid;
  gap: var(--space-6);
  align-items: center;
}
.split--top { align-items: start; }
@media (min-width: 960px) {
  .split { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .split--reverse { direction: rtl; }
  .split--reverse > * { direction: ltr; }
}

/* -------------------------------- BUTTONS --------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn .icon { width: 16px; height: 16px; }
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--color-accent); color: var(--color-white); }
.btn--primary:hover { background: #E4101E; }
.btn--navy { background: var(--color-navy); color: var(--color-white); }
.btn--navy:hover { background: #050810; }
.btn--outline { background: transparent; color: var(--color-navy); border-color: var(--color-line-strong); }
.btn--outline:hover { border-color: var(--color-navy); }
.btn--outline-light { background: transparent; color: var(--color-white); border-color: rgba(255,255,255,0.35); }
.btn--outline-light:hover { border-color: var(--color-white); }
.btn--ghost { background: transparent; color: var(--color-primary); padding: 14px 4px; }
.btn--ghost:hover { color: var(--color-primary-dark); }
.btn--sm { padding: 10px 18px; font-size: 0.875rem; }
.btn--block { width: 100%; justify-content: center; }

.cta-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }

/* --------------------------------- ICONS ---------------------------------- */
.icon { width: 20px; height: 20px; flex-shrink: 0; }
.icon--lg { width: 28px; height: 28px; }
.icon--xl { width: 36px; height: 36px; }

/* -------------------------------- HEADER ---------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-line);
  transition: padding var(--dur-base) var(--ease);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  transition: padding var(--dur-base) var(--ease);
}
.site-header.is-scrolled .header-inner { padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--color-navy); }
.brand-logo {
  width: 155px !important;
  max-width: 155px !important;
  height: auto !important;
  display: block !important;
  object-fit: contain;
  object-position: left center;
  flex-shrink: 0;
}
@media (max-width: 1079px) {
  .brand-logo {
    width: 130px !important;
    max-width: 130px !important;
  }
}
@media (max-width: 600px) {
  .brand-logo {
    width: 120px !important;
    max-width: 120px !important;
  }
}
.main-nav { display: none; }
.main-nav ul { display: flex; align-items: center; gap: var(--space-4); }
.main-nav a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--color-ink);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute; left: 0; right: 100%; bottom: 0;
  height: 2px; background: var(--color-accent);
  transition: right var(--dur-base) var(--ease);
}
.main-nav a:hover::after, .main-nav a.is-active::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.header-cta { display: none; }
.nav-toggle {
  background: none; border: none; padding: 6px; cursor: pointer;
  color: var(--color-navy); display: flex;
}
@media (min-width: 1080px) {
  .main-nav { display: block; }
  .header-cta { display: inline-flex; }
  .nav-toggle { display: none; }
}

.mobile-nav {
  position: fixed; inset: 0; top: 0;
  background: var(--color-white);
  z-index: 200;
  padding: var(--space-3) var(--container-pad) var(--space-6);
  transform: translateX(100%);
  transition: transform var(--dur-base) var(--ease);
  overflow-y: auto;
}
.mobile-nav.is-open { transform: translateX(0); }
.mobile-nav-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 0 var(--space-5); }
.mobile-nav ul { display: flex; flex-direction: column; }
.mobile-nav a {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-line);
}
.mobile-nav-foot { margin-top: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }
body.nav-open { overflow: hidden; }

/* --------------------------------- HERO ----------------------------------- */
.hero {
  padding: var(--space-8) 0 var(--space-9);
  background: var(--color-white);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; }
}
.hero-copy .eyebrow { margin-bottom: var(--space-3); }
.hero-copy h1 { margin-bottom: var(--space-3); }
.hero-copy .lede { max-width: 540px; margin-bottom: var(--space-4); }
.hero-signals {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
}
.hero-signal { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.03em; color: var(--color-ink-soft); display: flex; align-items: center; gap: 8px;}
.hero-signal .icon { width: 15px; height: 15px; color: var(--color-primary); }

.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; }

/* -------------------------- SIMPLE PAGE HERO (subpages) ------------------- */
.page-hero {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-7) 0 var(--space-8);
}
.page-hero .eyebrow { color: #9AB0FF; }
.page-hero .eyebrow::before { background: var(--color-accent); }
.page-hero h1 { color: var(--color-white); margin: var(--space-2) 0 var(--space-3); max-width: 760px; }
.page-hero .lede { color: rgba(255,255,255,0.78); max-width: 620px; }
.breadcrumbs { margin-bottom: var(--space-3); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; font-size: 0.82rem; }
.breadcrumbs li { display: flex; align-items: center; gap: 6px; color: rgba(255,255,255,0.55); }
.breadcrumbs li:not(:last-child)::after { content: '/'; margin-left: 6px; color: rgba(255,255,255,0.3); }
.breadcrumbs a { color: rgba(255,255,255,0.75); }
.breadcrumbs a:hover { color: var(--color-white); }
.page-hero .breadcrumbs li { color: rgba(255,255,255,0.55); }

/* ------------------------------- TRUST STRIP ------------------------------ */
.trust-strip { padding: var(--space-5) 0; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
.trust-strip-inner { display: flex; flex-direction: column; gap: var(--space-3); }
@media (min-width: 860px) { .trust-strip-inner { flex-direction: row; align-items: center; justify-content: space-between; } }
.trust-strip-label { font-size: 1.05rem; font-weight: 600; color: var(--color-navy); max-width: 320px; }
.trust-caps { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); }
.trust-cap { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; font-weight: 600; color: var(--color-navy); }
.trust-cap .icon { width: 17px; height: 17px; color: var(--color-accent); }

/* ------------------------------ PROBLEM SECTION --------------------------- */
.problem-list { border-top: 1px solid var(--color-line); }
.problem-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-line);
}
.problem-index { font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-ink-soft); padding-top: 4px; }
.problem-item h4 { margin-bottom: 6px; }
.problem-item p { color: var(--color-ink-soft); max-width: 640px; }

/* -------------------------------- APPROACH -------------------------------- */
.approach-strip {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 960px) { .approach-strip { flex-direction: row; } }
.approach-stage {
  flex: 1;
  padding: var(--space-4) var(--space-3);
  position: relative;
  border-bottom: 1px solid var(--color-line);
}
@media (min-width: 960px) {
  .approach-stage { border-bottom: none; border-right: 1px solid var(--color-line); }
  .approach-stage:last-child { border-right: none; }
}
.approach-stage:last-child { border-bottom: none; }
.approach-stage .mono-tag { color: var(--color-primary); }
.approach-stage h4 { margin: 10px 0 8px; }
.approach-stage p { font-size: 0.88rem; color: var(--color-ink-soft); }
.approach-arrow {
  display: none;
  position: absolute; right: -11px; top: 50%; transform: translateY(-50%);
  width: 22px; height: 22px; background: var(--color-white); border: 1px solid var(--color-line);
  border-radius: 50%; align-items: center; justify-content: center; z-index: 2;
}
@media (min-width: 960px) { .approach-arrow { display: flex; } }
.approach-arrow .icon { width: 12px; height: 12px; color: var(--color-ink-soft); }

/* -------------------------------- CARDS ----------------------------------- */
.card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  background: var(--color-white);
}
.card--dark { background: var(--color-navy-soft); border-color: rgba(255,255,255,0.1); color: var(--color-white); }
.card-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-grey-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.card--dark .card-icon { background: rgba(255,255,255,0.08); color: #9AB0FF; }
.card h4 { margin-bottom: 8px; }
.card p { color: var(--color-ink-soft); font-size: 0.92rem; }
.card--dark p { color: rgba(255,255,255,0.7); }
.card-list { margin-top: var(--space-3); display: flex; flex-direction: column; gap: 8px; }
.card-list li { display: flex; align-items: baseline; gap: 8px; font-size: 0.88rem; color: var(--color-ink-soft); }
.card-list .icon { width: 13px; height: 13px; color: var(--color-accent); flex-shrink: 0; transform: translateY(2px); }

/* ---------------------------- SERVICE PILLARS ----------------------------- */
.pillar {
  border-top: 1px solid var(--color-line);
  padding: var(--space-5) 0;
  display: grid;
  gap: var(--space-4);
}
@media (min-width: 860px) { .pillar { grid-template-columns: 280px 1fr; gap: var(--space-6); } }
.pillar-heading { display: flex; align-items: flex-start; gap: var(--space-2); }
.pillar-num { font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-accent); padding-top: 4px; }
.pillar-services { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
@media (min-width: 640px) { .pillar-services { grid-template-columns: 1fr 1fr; } }
.pillar-service-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-2) 0; border-bottom: 1px solid var(--color-line);
  font-weight: 500;
}
.pillar-service-link .icon { width: 15px; height: 15px; color: var(--color-ink-soft); transition: transform var(--dur-fast) var(--ease); }
.pillar-service-link:hover .icon { transform: translateX(3px); color: var(--color-accent); }

/* ------------------------------- INDUSTRIES ------------------------------- */
.industry-tile {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex; align-items: center; gap: var(--space-2);
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.industry-tile:hover { border-color: var(--color-primary); background: var(--color-grey-100); }
.industry-tile .icon { color: var(--color-primary); }

.industry-flow { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0; border-top: 1px solid var(--color-line); }
.industry-flow-item {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 1.15rem; font-weight: 600; color: var(--color-navy);
  padding: var(--space-3) 0;
  margin-right: var(--space-4);
  border-bottom: 2px solid transparent;
}
.industry-flow-item .icon { width: 17px; height: 17px; color: var(--color-accent); flex-shrink: 0; }
.industry-flow-item:hover { border-bottom-color: var(--color-accent); }

/* --------------------------- PERFORMANCE FRAMEWORK ------------------------ */
.metric-row { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
@media (min-width: 700px) { .metric-row { grid-template-columns: repeat(3, 1fr); } }
.metric-block { border-top: 2px solid var(--color-navy); padding-top: var(--space-2); }
.metric-block .mono-tag { color: var(--color-ink-soft); }
.metric-block h4 { margin: 6px 0; }
.metric-block p { font-size: 0.86rem; color: var(--color-ink-soft); }

/* ------------------------------- PROCESS STEPS ---------------------------- */
.process-list { display: flex; flex-direction: column; }
.process-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-line);
}
.process-step:first-child { border-top: 1px solid var(--color-line); }
.process-num { font-family: var(--font-mono); font-size: 1.4rem; font-weight: 600; color: var(--color-line-strong); }
.process-step h4 { margin-bottom: 6px; }
.process-step p { color: var(--color-ink-soft); max-width: 560px; }

/* ------------------------------- WORK / RESULTS --------------------------- */
.work-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-2);
  min-height: 220px;
  justify-content: space-between;
}
.work-card-tag { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-primary); }
.work-card-placeholder {
  border: 1.5px dashed var(--color-line-strong);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  color: var(--color-ink-soft);
  display: flex; flex-direction: column; align-items: center; gap: var(--space-2);
}

/* --------------------------------- FAQ ------------------------------------ */
.faq-item { border-bottom: 1px solid var(--color-line); }
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  background: none; border: none; text-align: left; cursor: pointer;
  font-size: 1.02rem; font-weight: 600; color: var(--color-navy);
}
.faq-question .icon { transition: transform var(--dur-fast) var(--ease); color: var(--color-ink-soft); flex-shrink: 0; }
.faq-item.is-open .faq-question .icon { transform: rotate(180deg); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height var(--dur-base) var(--ease);
}
.faq-answer-inner { padding-bottom: var(--space-3); color: var(--color-ink-soft); max-width: 700px; }

/* --------------------------------- FORMS ----------------------------------- */
.form-grid { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-size: 0.85rem; font-weight: 600; color: var(--color-navy); }
.form-field .req { color: var(--color-accent); }
.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  padding: 13px 14px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-ink);
  width: 100%;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(45,54,168,0.12);
}
.form-field textarea { resize: vertical; min-height: 100px; }
.form-error { font-size: 0.78rem; color: var(--color-accent); min-height: 16px; }
.form-hp { position: absolute; left: -9999px; opacity: 0; width: 1px; height: 1px; }
.form-status {
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  margin-top: var(--space-3);
  font-size: 0.92rem;
  display: none;
}
.form-status.is-success { display: block; background: #EAF7EE; color: #1C6B34; border: 1px solid #BFE6CB; }
.form-status.is-error { display: block; background: #FDECEC; color: #B3241D; border: 1px solid #F6C6C4; }
.form-submitting { opacity: 0.7; pointer-events: none; }

/* --------------------------------- CTA BAND -------------------------------- */
.cta-band {
  background: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  display: grid;
  gap: var(--space-4);
}
@media (min-width: 860px) {
  .cta-band { grid-template-columns: 1.2fr auto; align-items: center; padding: var(--space-7); }
}
.cta-band h2 { color: var(--color-white); margin-bottom: var(--space-2); }
.cta-band p { color: rgba(255,255,255,0.72); max-width: 520px; }
.cta-band-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* --------------------------------- FOOTER ---------------------------------- */
.site-footer { background: var(--color-navy); color: rgba(255,255,255,0.7); padding-top: var(--space-8); }
.footer-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; padding-bottom: var(--space-7); }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-brand .brand { margin-bottom: var(--space-2); align-items: flex-start; }
.brand-logo--footer {
  width: 140px !important;
  max-width: 140px !important;
  height: auto !important;
  display: block !important;
  object-fit: contain;
  object-position: left center;
}
@media (max-width: 767px) {
  .brand-logo--footer {
    width: 120px !important;
    max-width: 120px !important;
  }
}
.footer-brand p { max-width: 280px; font-size: 0.9rem; }
.footer-col h4 { color: var(--color-white); font-size: 0.85rem; letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: var(--space-3); font-weight: 600; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.92rem; }
.footer-col a:hover { color: var(--color-white); }
.footer-social { display: flex; gap: var(--space-2); margin-top: var(--space-3); }
.footer-social a { width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.18); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease); }
.footer-social a:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.06); }
.footer-social .icon { width: 16px; height: 16px; color: var(--color-white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: var(--space-3) 0 var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-2);
  font-size: 0.82rem;
}
@media (min-width: 760px) { .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; } }
.footer-bottom-links { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.footer-bottom-links a:hover { color: var(--color-white); }

/* -------------------------------- WHATSAPP FAB ----------------------------- */
.wa-fab {
  position: fixed;
  bottom: 20px; right: 20px;
  z-index: 90;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-fast) var(--ease);
}
.wa-fab:hover { transform: scale(1.06); }
.wa-fab .icon { width: 26px; height: 26px; }

/* ------------------------------ BACK TO TOP -------------------------------- */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 90px; /* stacked above the WhatsApp FAB — no overlap */
  z-index: 88; /* stays below the WhatsApp FAB (90) and sticky CTA (89) */
  width: 48px; height: 48px;
  border-radius: 50%;
  border: none;
  background: var(--color-navy);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease), visibility var(--dur-base) var(--ease), background var(--dur-fast) var(--ease);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary); }
.back-to-top .icon { width: 20px; height: 20px; }
@media (max-width: 1079.98px) {
  /* Below 1080px the sticky mobile CTA occupies the bottom-right area, so
     the back-to-top button moves to the opposite corner to avoid overlap. */
  .back-to-top {
    right: auto;
    left: 16px;
    bottom: calc(88px + env(safe-area-inset-bottom));
  }
}

/* ---------------------------- STICKY MOBILE CTA ---------------------------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 89;
  background: var(--color-white);
  border-top: 1px solid var(--color-line);
  padding: 10px var(--container-pad);
  padding-bottom: max(10px, env(safe-area-inset-bottom));
  display: flex; gap: 10px;
  box-shadow: 0 -6px 18px rgba(11,16,32,0.08);
}
.sticky-cta .btn { flex: 1; }
@media (min-width: 1080px) { .sticky-cta { display: none; } }

/* ------------------------------ SCROLL REVEAL ------------------------------ */
[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; }
}

/* --------------------------------- 404 -------------------------------------- */
.error-page { padding: var(--space-9) 0; text-align: center; }
.error-code { font-family: var(--font-mono); font-size: clamp(4rem, 12vw, 8rem); color: var(--color-line-strong); font-weight: 700; line-height: 1; }

/* --------------------------------- BLOG ------------------------------------- */
.blog-card { border-top: 1px solid var(--color-line); padding: var(--space-4) 0; display: grid; gap: var(--space-2); }
@media (min-width: 760px) { .blog-card { grid-template-columns: 140px 1fr; gap: var(--space-4); align-items: baseline; } }
.blog-card-meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-ink-soft); }
.blog-body { max-width: 700px; }
.blog-body p { margin-bottom: var(--space-3); color: var(--color-ink-soft); }
.blog-body h2 { margin: var(--space-5) 0 var(--space-2); }
.blog-body h3 { margin: var(--space-4) 0 var(--space-2); }

/* --------------------------- HERO / SIGNATURE DIAGRAM ----------------------- */
.hz-diagram .hz-grid-dot { fill: var(--color-line-strong); }
.hz-diagram .hz-line { stroke: var(--color-line-strong); stroke-width: 1; fill: none; }
.hz-diagram .hz-path { stroke: var(--color-primary); stroke-width: 1.6; fill: none; }
.hz-diagram .hz-node-ring { stroke: var(--color-primary); stroke-width: 1.4; fill: var(--color-white); }
.hz-diagram .hz-node-dot { fill: var(--color-accent); }
.hz-diagram .hz-label { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.06em; fill: var(--color-ink-soft); text-transform: uppercase; }
.hz-diagram .hz-label-strong { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.04em; fill: var(--color-navy); font-weight: 600; }
.hz-diagram .hz-tick { stroke: var(--color-line-strong); stroke-width: 1; }
.hz-diagram .hz-frame { stroke: var(--color-line); stroke-width: 1; fill: none; }
.hz-diagram .hz-accent-fill { fill: var(--color-accent); }
.hz-diagram .hz-bar { fill: var(--color-grey-200); }
.hz-diagram .hz-bar-active { fill: var(--color-primary); }
.hz-diagram .hz-metric-tag { fill: var(--color-accent); font-style: italic; }
.hz-diagram .hz-funnel-fill { fill: var(--color-grey-100); stroke: var(--color-primary); stroke-width: 1.4; }
.hz-diagram .hz-divider { stroke: var(--color-line-strong); stroke-width: 1; stroke-dasharray: 3,3; }

/* ------------------------------- UTILITIES ---------------------------------- */
.mt-1 { margin-top: var(--space-1); } .mt-2 { margin-top: var(--space-2); } .mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); } .mt-6 { margin-top: var(--space-6); } .mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); } .mb-3 { margin-bottom: var(--space-3); } .mb-4 { margin-bottom: var(--space-4); }
.text-center { text-align: center; }
.center-head { margin-left: auto; margin-right: auto; text-align: center; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }