/* ============================================================
   Traffic Lift SEO — Design System
   Editorial serif display + clean sans body, cream + teal
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.83rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.4vw, 3.25rem);
  --text-3xl: clamp(2.6rem, 1.2rem + 4.4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-full: 9999px;

  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 680px;
  --content-default: 1000px;
  --content-wide: 1200px;

  --font-display: 'Zodiak', Georgia, serif;
  --font-body: 'Satoshi', 'Inter', system-ui, sans-serif;
}

/* ---------- Light theme ---------- */
:root,
[data-theme='light'] {
  --color-bg: #f6f4ee;
  --color-surface: #fbfaf6;
  --color-surface-2: #ffffff;
  --color-surface-offset: #efece3;
  --color-border: #ddd8cc;
  --color-divider: #e6e2d8;

  --color-text: #211f1a;
  --color-text-muted: #6d6a60;
  --color-text-faint: #a8a498;
  --color-text-inverse: #f9f8f4;

  --color-primary: #0a6d63;
  --color-primary-hover: #085a52;
  --color-primary-active: #063f3a;
  --color-primary-soft: #d9e6e2;

  --color-accent: #2f8f5b;      /* growth green */
  --color-gold: #c98a2b;

  --shadow-sm: 0 1px 2px rgba(30, 28, 20, 0.06);
  --shadow-md: 0 8px 24px rgba(30, 28, 20, 0.08);
  --shadow-lg: 0 20px 48px rgba(30, 28, 20, 0.14);
  --grad-growth: linear-gradient(135deg, #2f8f5b 0%, #0a6d63 100%);
  --grad-panel: linear-gradient(135deg, #2f8f5b 0%, #0a6d63 100%);
}

/* ---------- Dark theme ---------- */
[data-theme='dark'] {
  --color-bg: #14150f;
  --color-surface: #1a1b15;
  --color-surface-2: #202118;
  --color-surface-offset: #22231a;
  --color-border: #35362b;
  --color-divider: #2a2b21;

  --color-text: #ecebe2;
  --color-text-muted: #9b9a8e;
  --color-text-faint: #66665c;
  --color-text-inverse: #16170f;

  --color-primary: #4fb3a5;
  --color-primary-hover: #6cc6b9;
  --color-primary-active: #3a9488;
  --color-primary-soft: #1e332f;

  --color-accent: #5cc283;
  --color-gold: #dfa84a;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.5);
  --grad-growth: linear-gradient(135deg, #5cc283 0%, #4fb3a5 100%);
  --grad-panel: linear-gradient(135deg, #24734d 0%, #0a4f49 100%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #14150f;
    --color-surface: #1a1b15;
    --color-surface-2: #202118;
    --color-surface-offset: #22231a;
    --color-border: #35362b;
    --color-divider: #2a2b21;
    --color-text: #ecebe2;
    --color-text-muted: #9b9a8e;
    --color-text-faint: #66665c;
    --color-text-inverse: #16170f;
    --color-primary: #4fb3a5;
    --color-primary-hover: #6cc6b9;
    --color-primary-active: #3a9488;
    --color-primary-soft: #1e332f;
    --color-accent: #5cc283;
    --color-gold: #dfa84a;
    --grad-growth: linear-gradient(135deg, #5cc283 0%, #4fb3a5 100%);
    --grad-panel: linear-gradient(135deg, #24734d 0%, #0a4f49 100%);
  }
}

/* ---------- Base reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

img, picture, video, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

h1, h2, h3, h4 { text-wrap: balance; line-height: 1.08; font-weight: 600; }
p, li { text-wrap: pretty; }

::selection { background: color-mix(in oklab, var(--color-primary) 25%, transparent); }

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

a { color: inherit; text-decoration: none; transition: color var(--transition); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.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;
}

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: var(--space-6); }
.section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--color-primary);
}
.eyebrow::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--color-accent);
}
.section-title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 500; letter-spacing: -0.01em; }
.lead { color: var(--color-text-muted); font-size: var(--text-lg); max-width: 60ch; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-size: var(--text-sm); font-weight: 600; padding: 0.85em 1.5em;
  border-radius: var(--radius-full); transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost { border: 1px solid var(--color-border); color: var(--color-text); background: var(--color-surface); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }
.btn-lg { padding: 1em 1.9em; font-size: var(--text-base); }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header--scrolled { border-bottom-color: var(--color-divider); box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 4.5rem; gap: var(--space-6); }
.brand { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.brand-mark { width: 38px; height: 38px; flex-shrink: 0; color: var(--color-primary); }
.brand-name { font-weight: 700; font-size: var(--text-base); letter-spacing: -0.01em; line-height: 1; }
.brand-tag { font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a { font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 500; }
.nav-links a:hover { color: var(--color-text); }
.nav-right { display: flex; align-items: center; gap: var(--space-4); }
.theme-toggle {
  display: grid; place-items: center; width: 40px; height: 40px;
  border-radius: var(--radius-full); border: 1px solid var(--color-border);
  color: var(--color-text-muted); background: var(--color-surface); transition: all var(--transition);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }
.menu-btn { display: none; width: 42px; height: 42px; place-items: center; border-radius: var(--radius-sm); color: var(--color-text); }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(var(--space-12), 6vw, var(--space-20)); padding-bottom: clamp(var(--space-16), 8vw, var(--space-24)); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(var(--space-8), 5vw, var(--space-20)); align-items: center; }
.hero h1 {
  font-family: var(--font-display); font-weight: 500;
  font-size: var(--text-3xl); letter-spacing: -0.02em; margin-top: var(--space-6);
}
.hero h1 em { font-style: italic; color: var(--color-primary); }
.hero-sub { margin-top: var(--space-6); font-size: var(--text-lg); color: var(--color-text-muted); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.hero-microtrust { margin-top: var(--space-6); font-size: var(--text-sm); color: var(--color-text-muted); display: flex; align-items: center; gap: var(--space-2); }
.hero-microtrust svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; }

/* Hero visual card */
.hero-card {
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-6); box-shadow: var(--shadow-lg);
}
.hero-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-5); }
.hero-card-badge {
  font-size: var(--text-xs); font-weight: 600; color: var(--color-accent);
  background: color-mix(in oklab, var(--color-accent) 14%, transparent);
  padding: 0.35em 0.85em; border-radius: var(--radius-full);
}
.hero-card-title { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted); }
.chart { display: flex; align-items: flex-end; gap: 6px; height: 150px; padding: var(--space-4) 0; }
.chart .bar { flex: 1; border-radius: 8px 8px 3px 3px; background: var(--grad-growth); opacity: 0.9; transform-origin: bottom; }
.hero-card-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); margin-top: var(--space-4); padding-top: var(--space-5); border-top: 1px solid var(--color-divider); }
.hero-stat .n { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 500; color: var(--color-primary); line-height: 1; }
.hero-stat .l { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); }

/* ---------- Trust strip ---------- */
.trust-strip { border-block: 1px solid var(--color-divider); background: var(--color-surface); }
.trust-strip .wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); padding-block: var(--space-10); }
.trust-item h3 { font-size: var(--text-lg); font-weight: 600; margin-bottom: var(--space-2); display: flex; align-items: center; gap: var(--space-2); }
.trust-item h3 svg { width: 22px; height: 22px; color: var(--color-primary); flex-shrink: 0; }
.trust-item p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---------- Proof / case study ---------- */
.proof-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: center; }
.proof-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); margin-top: var(--space-8); }
.metric-card {
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); text-align: center;
}
.metric-card .n { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 500; background: var(--grad-growth); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.metric-card .l { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-2); }
.metric-delta { display: block; font-size: var(--text-xs); font-weight: 600; color: var(--color-accent); margin-top: var(--space-1); }
.proof-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-5); }

/* Line chart panel */
.chart-panel { padding: clamp(var(--space-6), 3vw, var(--space-8)); }
.chart-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-6); }
.chart-title { display: block; font-weight: 600; font-size: var(--text-base); }
.chart-sub { display: block; font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 2px; }
.chart-badge { flex-shrink: 0; font-size: var(--text-xs); font-weight: 700; color: var(--color-accent); background: color-mix(in oklab, var(--color-accent) 14%, transparent); padding: 0.4em 0.8em; border-radius: var(--radius-full); }
.line-chart { position: relative; }
.line-chart svg { width: 100%; height: clamp(180px, 26vw, 240px); overflow: visible; }
.line-chart .grid line { stroke: var(--color-divider); stroke-width: 1; stroke-dasharray: 3 5; }
.line-chart .area { fill: url(#none); fill: color-mix(in oklab, var(--color-primary) 14%, transparent); opacity: 0; transition: opacity 0.8s ease 0.5s; }
.line-chart .line { fill: none; stroke: var(--color-primary); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.line-chart .end-dot { fill: var(--color-primary); stroke: var(--color-surface-2); stroke-width: 3; opacity: 0; transition: opacity 0.4s ease 1.1s; }
.chart-panel.in .area { opacity: 1; }
.chart-panel.in .end-dot { opacity: 1; }
.chart-xaxis { display: flex; justify-content: space-between; margin-top: var(--space-3); font-size: var(--text-xs); color: var(--color-text-faint); }
.chart-foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-5); padding-top: var(--space-5); border-top: 1px solid var(--color-divider); font-size: var(--text-sm); color: var(--color-text-muted); }
.chart-foot strong { color: var(--color-primary); font-family: var(--font-display); font-weight: 500; }
.proof-visual {
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-8); box-shadow: var(--shadow-md);
}
.compare-row { display: grid; grid-template-columns: 90px 1fr auto; align-items: center; gap: var(--space-4); margin-bottom: var(--space-5); }
.compare-row:last-child { margin-bottom: 0; }
.compare-label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted); }
.compare-track { height: 14px; border-radius: var(--radius-full); background: var(--color-surface-offset); overflow: hidden; }
.compare-fill { height: 100%; border-radius: var(--radius-full); }
.compare-fill.before { background: var(--color-text-faint); }
.compare-fill.after { background: var(--grad-growth); }
.compare-val { font-family: var(--font-display); font-weight: 500; font-size: var(--text-base); min-width: 3ch; text-align: right; }

/* ---------- Feature grid ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin-top: var(--space-12); }
.feature-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in oklab, var(--color-primary) 40%, var(--color-border)); }
.feature-icon {
  width: 46px; height: 46px; border-radius: var(--radius-md); display: grid; place-items: center;
  background: var(--color-primary-soft); color: var(--color-primary); margin-bottom: var(--space-4);
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-card h3 { font-size: var(--text-lg); font-weight: 600; margin-bottom: var(--space-2); }
.feature-card p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---------- Problem / solution ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); }
.problem-list { list-style: none; margin-top: var(--space-6); display: grid; gap: var(--space-4); }
.problem-list li { display: flex; gap: var(--space-3); font-size: var(--text-sm); }
.problem-list .ico { flex-shrink: 0; width: 24px; height: 24px; border-radius: var(--radius-full); display: grid; place-items: center; margin-top: 2px; }
.problem-list.bad .ico { background: color-mix(in oklab, #b4472e 16%, transparent); color: #b4472e; }
.problem-list.good .ico { background: color-mix(in oklab, var(--color-accent) 16%, transparent); color: var(--color-accent); }
.problem-list li strong { display: block; color: var(--color-text); margin-bottom: 2px; font-size: var(--text-base); }
.problem-list li span { color: var(--color-text-muted); }
.split-panel {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-10));
}
.split-panel.accent { background: var(--grad-panel); color: #fff; border: none; }
.split-panel.accent .eyebrow { color: rgba(255,255,255,0.85); }
.split-panel.accent .eyebrow::before { background: #fff; }
.split-panel.accent .section-title, .split-panel.accent li strong { color: #fff; }
.split-panel.accent li span { color: rgba(255,255,255,0.82); }
.split-panel.accent .good .ico { background: rgba(255,255,255,0.2); color: #fff; }

/* ---------- Process ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); margin-top: var(--space-12); counter-reset: step; }
.step {
  position: relative; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); padding-top: var(--space-10);
}
.step-num {
  position: absolute; top: var(--space-5); right: var(--space-6);
  font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 500;
  color: var(--color-primary-soft); line-height: 1;
}
[data-theme='dark'] .step-num { color: var(--color-primary-active); }
.step h3 { font-size: var(--text-lg); font-weight: 600; margin-bottom: var(--space-2); }
.step p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-12); align-items: stretch; }
.price-card {
  display: flex; flex-direction: column; background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 3vw, var(--space-8)); position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.price-card.featured { border-color: var(--color-primary); box-shadow: var(--shadow-lg); background: var(--color-surface-2); }
.price-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--color-primary); color: var(--color-text-inverse);
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.4em 1em; border-radius: var(--radius-full); white-space: nowrap;
}
.price-tier { font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); }
.price-name { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 500; margin: var(--space-2) 0 var(--space-4); }
.price-amount { display: flex; align-items: baseline; gap: var(--space-2); flex-wrap: wrap; }
.price-was { font-size: var(--text-lg); color: var(--color-text-faint); text-decoration: line-through; }
.price-now { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 500; color: var(--color-text); }
.price-unit { font-size: var(--text-sm); color: var(--color-text-muted); }
.price-sale { font-size: var(--text-xs); color: var(--color-accent); font-weight: 600; margin-top: var(--space-1); }
.price-desc { color: var(--color-text-muted); font-size: var(--text-sm); margin: var(--space-4) 0 var(--space-6); }
.price-features { list-style: none; display: grid; gap: var(--space-3); margin-bottom: var(--space-8); }
.price-features li { display: flex; gap: var(--space-2); font-size: var(--text-sm); }
.price-features svg { width: 18px; height: 18px; color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }
.price-card .btn { margin-top: auto; width: 100%; }

/* ---------- Guarantee ---------- */
.guarantee {
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-8); align-items: center;
  background: var(--grad-panel); color: #fff; border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-16)); margin-top: var(--space-12);
}
.guarantee-seal {
  width: 110px; height: 110px; border-radius: 50%; border: 3px solid rgba(255,255,255,0.5);
  display: grid; place-items: center; text-align: center; flex-shrink: 0;
  font-family: var(--font-display); line-height: 1.1;
}
.guarantee-seal .big { font-size: var(--text-xl); font-weight: 500; }
.guarantee-seal .small { font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; }
.guarantee h2 { font-family: var(--font-display); font-weight: 500; font-size: var(--text-2xl); color: #fff; }
.guarantee p { color: rgba(255,255,255,0.9); margin-top: var(--space-3); max-width: 60ch; }

/* ---------- FAQ ---------- */
.faq-grid { max-width: var(--content-narrow); margin: var(--space-12) auto 0; display: grid; gap: var(--space-3); }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); overflow: hidden; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-5) var(--space-6); text-align: left; font-weight: 600; font-size: var(--text-base);
}
.faq-q .chev { flex-shrink: 0; width: 22px; height: 22px; color: var(--color-primary); transition: transform var(--transition); }
.faq-item[open] .chev { transform: rotate(180deg); }
.faq-a { padding: 0 var(--space-6) var(--space-5); color: var(--color-text-muted); font-size: var(--text-sm); }
.faq-item summary { list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }

/* ---------- CTA ---------- */
.cta-final { text-align: center; }
.cta-final .section-title { font-size: var(--text-2xl); max-width: 22ch; margin-inline: auto; }
.cta-final p { color: var(--color-text-muted); font-size: var(--text-lg); max-width: 54ch; margin: var(--space-5) auto var(--space-8); }
.cta-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--color-divider); background: var(--color-surface); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-8); padding-block: var(--space-16) var(--space-10); }
.footer-brand p { color: var(--color-text-muted); font-size: var(--text-sm); margin-top: var(--space-4); max-width: 34ch; }
.footer-col h4 { font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-faint); margin-bottom: var(--space-4); }
.footer-col ul { list-style: none; display: grid; gap: var(--space-3); }
.footer-col a { color: var(--color-text-muted); font-size: var(--text-sm); }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid var(--color-divider); padding-block: var(--space-6); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3); font-size: var(--text-xs); color: var(--color-text-faint); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16,1,0.3,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .hero-grid, .proof-grid, .split { grid-template-columns: 1fr; }
  .hero-card { max-width: 480px; }
  .feature-grid, .pricing-grid, .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .menu-btn { display: grid; }
}
@media (max-width: 680px) {
  .trust-strip .wrap { grid-template-columns: 1fr; gap: var(--space-8); }
  .feature-grid, .pricing-grid, .process-grid, .proof-metrics, .footer-grid { grid-template-columns: 1fr; }
  .guarantee { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .brand-tag { display: none; }
  .price-card.featured { order: -1; }
  /* Keep the header CTA visible on phones without pushing the menu button off-screen */
  .nav { gap: var(--space-3); }
  .nav-right { gap: var(--space-2); }
  .nav-right .theme-toggle { display: none; }
  .nav-right .btn-primary { padding: 0.6rem 0.9rem; font-size: var(--text-sm); white-space: nowrap; }
  .brand-mark { width: 32px; height: 32px; }
}

@media (max-width: 360px) {
  .nav-right .btn-primary { padding: 0.55rem 0.7rem; font-size: 0.8125rem; }
  .brand-name { font-size: 0.9375rem; }
  .nav-right { gap: 0.35rem; }
  .menu-btn { width: 34px; height: 34px; }
  .brand-name { font-size: 0.875rem; }
  .brand-mark { width: 28px; height: 28px; }
  .nav { gap: 0.35rem; }
  .nav-right .btn-primary { padding: 0.5rem 0.6rem; font-size: 0.75rem; }
  .chart-badge { font-size: 0.6875rem; padding: 0.25rem 0.5rem; }
  .chart-head { flex-wrap: wrap; gap: 0.5rem; }
  .proof-grid, .proof-metrics, .metric-card, .chart-panel { min-width: 0; }
  .metric-card .n { font-size: clamp(1.5rem, 9vw, 2rem); }
  .metric-card .l { font-size: 0.75rem; }
}

/* Tables stay readable on small screens */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; }
@media (max-width: 520px) {
  table { display: block; overflow-x: auto; white-space: nowrap; }
  table th, table td { white-space: normal; min-width: 8rem; }
}

/* Mobile menu */
.mobile-menu {
  display: none; flex-direction: column; gap: var(--space-2);
  padding: var(--space-4) var(--space-6) var(--space-6); border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: var(--space-3) 0; font-weight: 500; color: var(--color-text-muted); }
.mobile-menu a:hover { color: var(--color-text); }
.mobile-menu .btn { margin-top: var(--space-3); }
.mobile-menu .mobile-menu-label { font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-faint); margin-top: var(--space-3); }

/* ---------- Dropdown nav (services / locations) ---------- */
.has-dropdown { position: relative; }
/* Invisible bridge so the pointer can travel from the trigger into the menu
   without crossing dead space and closing it. */
.has-dropdown::after {
  content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 1rem;
  pointer-events: none;
}
.has-dropdown:hover::after, .has-dropdown:focus-within::after { pointer-events: auto; }
.has-dropdown > button.nav-drop-trigger {
  display: inline-flex; align-items: center; gap: 4px; font-size: var(--text-sm);
  color: var(--color-text-muted); font-weight: 500; font-family: inherit;
}
.has-dropdown > button.nav-drop-trigger:hover { color: var(--color-text); }
.has-dropdown > button.nav-drop-trigger svg { width: 14px; height: 14px; transition: transform var(--transition); }
.has-dropdown:hover > button.nav-drop-trigger svg,
.has-dropdown:focus-within > button.nav-drop-trigger svg { transform: rotate(180deg); }
.nav-dropdown {
  position: absolute; top: calc(100% + 0.75rem); left: 50%; transform: translateX(-50%);
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg); padding: var(--space-3);
  min-width: 260px; display: grid; gap: 2px; opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 200;
}
.has-dropdown:hover .nav-dropdown,
.has-dropdown:focus-within .nav-dropdown,
.has-dropdown.open .nav-dropdown { opacity: 1; visibility: visible; pointer-events: auto; }
.has-dropdown.open > button.nav-drop-trigger svg { transform: rotate(180deg); }
.nav-dropdown::before {
  content: ''; position: absolute; left: 0; right: 0; top: -1rem; height: 1rem;
}
.nav-dropdown a {
  display: block; padding: 0.55em 0.75em; border-radius: var(--radius-sm);
  font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 500;
}
.nav-dropdown a:hover { background: var(--color-primary-soft); color: var(--color-primary); }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  padding-top: var(--space-6);
}
.breadcrumbs ol {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.4em;
  list-style: none; font-size: var(--text-xs); color: var(--color-text-faint);
}
.breadcrumbs a { color: var(--color-text-muted); font-weight: 500; }
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs li:not(:last-child)::after { content: '/'; margin-left: 0.4em; color: var(--color-text-faint); }
.breadcrumbs li[aria-current] { color: var(--color-text-faint); }

/* ---------- Page hero (non-home pages) ---------- */
.page-hero { padding-top: var(--space-8); padding-bottom: clamp(var(--space-10), 6vw, var(--space-16)); }
.page-hero h1 {
  font-family: var(--font-display); font-weight: 500; letter-spacing: -0.02em;
  font-size: var(--text-2xl); margin-top: var(--space-4);
}
.page-hero .lead { margin-top: var(--space-5); }
.page-kicker-row { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-6); }
.pill {
  display: inline-flex; align-items: center; gap: 0.4em; font-size: var(--text-xs); font-weight: 600;
  padding: 0.5em 0.9em; border-radius: var(--radius-full); background: var(--color-surface-2);
  border: 1px solid var(--color-border); color: var(--color-text-muted);
}
.pill svg { width: 14px; height: 14px; color: var(--color-primary); }

/* ---------- NAP / footer contact block ---------- */
.nap-block { font-size: var(--text-sm); color: var(--color-text-muted); display: grid; gap: var(--space-2); margin-top: var(--space-4); }
.nap-block strong { color: var(--color-text); }
.footer-hours { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-2); }

/* ---------- Local strip (map / geo visual, CSS-based) ---------- */
.geo-visual {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface-2);
  padding: var(--space-6); display: grid; gap: var(--space-4);
}
.geo-visual svg { width: 100%; height: auto; }
.geo-pin { fill: var(--color-primary); }

/* ---------- Neighborhood / service-area chips ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-5); }
.chip {
  font-size: var(--text-xs); font-weight: 600; padding: 0.5em 0.85em; border-radius: var(--radius-full);
  background: var(--color-primary-soft); color: var(--color-primary);
}

/* ---------- Service-area grid (city links on homepage) ---------- */
.city-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-top: var(--space-10); }
.city-card {
  display: block; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-5); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.city-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: color-mix(in oklab, var(--color-primary) 40%, var(--color-border)); }
.city-card .city-name { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; color: var(--color-text); }
.city-card .city-vol { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); display: block; }
.city-card .city-blurb { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-2); }

/* ---------- Related-links / internal linking module ---------- */
.related-links { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-8)); }
.related-links h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 500; margin-bottom: var(--space-5); }
.related-links ul { list-style: none; display: grid; gap: var(--space-3); grid-template-columns: repeat(2, 1fr); }
.related-links a { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); font-weight: 600; color: var(--color-primary); }
.related-links a svg { width: 16px; height: 16px; flex-shrink: 0; }
.related-links a:hover { color: var(--color-primary-hover); }

/* ---------- Stat strip (numbers only, reused across service/city pages) ---------- */
.stat-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin-top: var(--space-10); }
.stat-box { text-align: center; padding: var(--space-5); border-radius: var(--radius-lg); background: var(--color-surface); border: 1px solid var(--color-border); }
.stat-box .n { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 500; color: var(--color-primary); }
.stat-box .l { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); }

/* ---------- Numbered list block (industries / scenarios) ---------- */
.scenario-list { display: grid; gap: var(--space-5); margin-top: var(--space-8); }
.scenario {
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-4);
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6);
}
.scenario .scenario-num {
  font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; color: var(--color-primary-soft);
  width: 42px; height: 42px; border-radius: 50%; background: var(--color-primary-soft); color: var(--color-primary);
  display: grid; place-items: center; flex-shrink: 0;
}
.scenario h3 { font-size: var(--text-base); font-weight: 600; margin-bottom: var(--space-2); }
.scenario p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- Audit form (lead magnet) ---------- */
.audit-form {
  display: grid; gap: var(--space-4); background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-8)); box-shadow: var(--shadow-md);
}
.form-row { display: grid; gap: var(--space-2); }
.form-row label { font-size: var(--text-sm); font-weight: 600; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 0.8em 1em; border-radius: var(--radius-md); border: 1px solid var(--color-border);
  background: var(--color-surface); font-family: inherit; font-size: var(--text-sm); color: var(--color-text);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; }
.audit-checklist { list-style: none; display: grid; gap: var(--space-3); margin-top: var(--space-6); }
.audit-checklist li { display: flex; gap: var(--space-3); font-size: var(--text-sm); color: var(--color-text-muted); align-items: flex-start; }
.audit-checklist svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

/* ---------- Case study timeline ---------- */
.timeline { display: grid; gap: var(--space-6); margin-top: var(--space-10); position: relative; }
.timeline::before { content: ''; position: absolute; left: 20px; top: 8px; bottom: 8px; width: 2px; background: var(--color-divider); }
.timeline-item { display: grid; grid-template-columns: 42px minmax(0, 1fr); column-gap: var(--space-5); row-gap: 0; position: relative; align-items: start; }
.timeline-item > .timeline-dot { grid-column: 1; grid-row: 1; }
.timeline-item > *:not(.timeline-dot) { grid-column: 2; min-width: 0; }
.timeline-dot { width: 42px; height: 42px; border-radius: 50%; background: var(--color-surface-2); border: 2px solid var(--color-primary); color: var(--color-primary); display: grid; place-items: center; font-family: var(--font-display); font-weight: 500; z-index: 1; }
.timeline-item h3 { font-size: var(--text-base); font-weight: 600; margin-bottom: var(--space-1); }
.timeline-item p { font-size: var(--text-sm); color: var(--color-text-muted); }
.timeline-item time { font-size: var(--text-xs); color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- Quote / testimonial block ---------- */
.quote-block { border-left: 3px solid var(--color-primary); padding-left: var(--space-5); font-family: var(--font-display); font-size: var(--text-lg); font-style: italic; color: var(--color-text); margin: var(--space-8) 0; }
.quote-block cite { display: block; margin-top: var(--space-3); font-family: var(--font-body); font-style: normal; font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- Definition / two-col info blocks ---------- */
.info-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); margin-top: var(--space-8); }
.info-col h3 { font-size: var(--text-base); font-weight: 600; margin-bottom: var(--space-3); display: flex; align-items: center; gap: var(--space-2); }
.info-col h3 svg { width: 20px; height: 20px; color: var(--color-primary); }
.info-col p, .info-col li { font-size: var(--text-sm); color: var(--color-text-muted); }
.info-col ul { list-style: none; display: grid; gap: var(--space-2); margin-top: var(--space-2); }
.info-col li::before { content: '\2013\0020'; color: var(--color-primary); font-weight: 700; }

/* ---------- Responsive additions ---------- */
@media (max-width: 940px) {
  .city-grid { grid-template-columns: 1fr 1fr; }
  .stat-strip, .related-links ul, .info-columns { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .city-grid { grid-template-columns: 1fr; }
  .nav-dropdown { display: none; }
}