/* Drain Sentinel design system, v2.
   Order: tokens, base, buttons, header, hero + diorama, page sections, inner pages, footer, utilities, responsive. */

:root {
  --navy: #0a1721;
  --navy-2: #0f2030;
  --navy-3: #16293b;
  --royal: #074c93;
  --royal-dark: #053b73;
  --blue: #2474c6;
  --sky: #53a6ff;
  --sky-soft: #bedeff;
  --ink: #0f1720;
  --slate: #3d4954;
  --muted: #6b7782;
  --line: #e3e8ed;
  --line-strong: #cfd7de;
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --bg-soft: #eaf0f6;
  --ok: #1f9d6b;
  --bad: #d9534f;

  --font-head: "Inter Tight", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --container: 1200px;
  --gutter: 24px;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(10, 23, 33, .05), 0 4px 14px rgba(10, 23, 33, .06);
  --shadow-md: 0 10px 30px rgba(10, 23, 33, .10);
  --shadow-lg: 0 28px 70px rgba(4, 12, 20, .45);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --header-h: 72px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-body); font-size: 16px; line-height: 1.6; color: var(--ink); background: var(--bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--royal); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-head); margin: 0 0 .5em; color: var(--navy); font-weight: 600; }
h1, h2 { text-wrap: balance; }
h1 { font-size: clamp(2.5rem, 4.8vw, 4.1rem); line-height: 1.02; letter-spacing: -.035em; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.75rem); line-height: 1.08; letter-spacing: -.03em; }
h3 { font-size: 1.2rem; line-height: 1.3; letter-spacing: -.015em; }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; }
.section-alt { background: var(--bg-alt); }
.section-navy { background: var(--navy); color: #d5dfe8; }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .eyebrow::before { display: none; }
.eyebrow {
  display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-size: .74rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 22px; height: 1.5px; background: currentColor; opacity: .7; }
.section-navy .eyebrow, .hero .eyebrow, .page-hero .eyebrow { color: var(--sky); }
.lead { font-size: 1.15rem; line-height: 1.55; color: var(--slate); max-width: 58ch; }
.section-navy .lead { color: #aebccb; }
.small { font-size: .875rem; color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 13px 22px; border-radius: 10px;
  font-family: var(--font-head); font-weight: 600; font-size: .95rem; line-height: 1; letter-spacing: -.005em; border: 1.5px solid transparent;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s, color .18s, border-color .18s; white-space: nowrap; cursor: pointer;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--royal); color: #fff; box-shadow: 0 8px 20px -8px rgba(7, 76, 147, .7); }
.btn-primary:hover { background: var(--royal-dark); }
.btn-white { background: #fff; color: var(--navy); box-shadow: 0 10px 26px -10px rgba(0, 0, 0, .6); }
.btn-white:hover { background: #eaf3ff; }
.btn-outline { border-color: var(--line-strong); color: var(--navy); background: transparent; }
.btn-outline:hover { border-color: var(--navy); background: var(--navy); color: #fff; }
.btn-ghost-light { border-color: rgba(255, 255, 255, .28); color: #fff; background: transparent; }
.btn-ghost-light:hover { border-color: rgba(255, 255, 255, .7); background: rgba(255, 255, 255, .06); }
.btn-sm { padding: 10px 16px; font-size: .875rem; border-radius: 9px; }
.btn-lg { padding: 16px 26px; font-size: 1rem; border-radius: 12px; }
.btn svg { width: 16px; height: 16px; }
.link-arrow { font-family: var(--font-head); font-weight: 600; font-size: .95rem; color: var(--royal); display: inline-flex; align-items: center; gap: 8px; }
.link-arrow svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.link-arrow:hover { text-decoration: none; }
.link-arrow:hover svg { transform: translateX(4px); }
.link-arrow.light { color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60; height: var(--header-h); background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid transparent;
  transition: background .25s, border-color .25s, box-shadow .25s;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 1px 0 rgba(10, 23, 33, .02), 0 8px 24px -16px rgba(10, 23, 33, .25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand .mark { height: 40px; width: auto; }
.brand .word { height: 30px; width: auto; }
.brand .light { display: none; }
.nav { display: none; align-items: center; gap: 2px; }
.nav a { font-family: var(--font-head); font-weight: 500; font-size: .95rem; color: var(--slate); padding: 9px 13px; border-radius: 8px; transition: background .2s, color .2s; }
.nav a:hover, .nav a.active { color: var(--navy); background: var(--bg-soft); text-decoration: none; }
.header-actions { display: none; align-items: center; gap: 18px; }
.header-phone { font-family: var(--font-head); font-weight: 500; color: var(--navy); font-size: .92rem; display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
.header-phone svg { width: 16px; height: 16px; color: var(--blue); }
.nav-toggle { display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; background: none; border: 0; padding: 10px; border-radius: 8px; }
.nav-toggle span { display: block; height: 2px; background: var(--navy); border-radius: 2px; transition: transform .25s var(--ease), opacity .2s, background .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav { position: fixed; inset: var(--header-h) 0 0 0; background: #fff; z-index: 59; padding: 20px var(--gutter) 40px; display: none; flex-direction: column; overflow-y: auto; }
.mobile-nav.open { display: flex; }
.mobile-nav a { font-family: var(--font-head); font-weight: 600; font-size: 1.35rem; letter-spacing: -.01em; color: var(--navy); padding: 16px 4px; border-bottom: 1px solid var(--line); }
.mobile-nav .btn { margin-top: 24px; align-self: flex-start; border-bottom: 0; font-size: 1rem; padding: 14px 22px; }
.mobile-nav .header-phone { margin-top: 20px; border-bottom: 0; font-size: 1rem; }

/* Transparent header over the homepage hero, until scrolled or the menu opens */
.home .site-header:not(.scrolled):not(.menu-open) { background: transparent; }
.home .site-header:not(.scrolled):not(.menu-open) .brand .dark { display: none; }
.home .site-header:not(.scrolled):not(.menu-open) .brand .light { display: block; }
.home .site-header:not(.scrolled):not(.menu-open) .nav a { color: #c9d6e2; }
.home .site-header:not(.scrolled):not(.menu-open) .nav a:hover,
.home .site-header:not(.scrolled):not(.menu-open) .nav a.active { color: #fff; background: rgba(255, 255, 255, .08); }
.home .site-header:not(.scrolled):not(.menu-open) .header-phone { color: #fff; }
.home .site-header:not(.scrolled):not(.menu-open) .header-phone svg { color: var(--sky); }
.home .site-header:not(.scrolled):not(.menu-open) .nav-toggle span { background: #fff; }
.home .site-header:not(.scrolled):not(.menu-open) .btn-primary { background: transparent; border-color: rgba(255, 255, 255, .32); color: #fff; box-shadow: none; }
.home .site-header:not(.scrolled):not(.menu-open) .btn-primary:hover { border-color: rgba(255, 255, 255, .7); background: rgba(255, 255, 255, .06); }

/* ---------- Hero ---------- */
.hero { background: var(--navy); color: #dfe8f0; position: relative; overflow: hidden; margin-top: calc(var(--header-h) * -1); padding-top: var(--header-h); }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 65% 45%, #000 20%, transparent 75%);
          mask-image: radial-gradient(ellipse 70% 80% at 65% 45%, #000 20%, transparent 75%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(640px 420px at 68% 48%, rgba(83, 166, 255, .16), transparent 70%), radial-gradient(500px 360px at 8% 100%, rgba(7, 76, 147, .35), transparent 70%);
}
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; gap: 40px; padding: clamp(36px, 5vw, 64px) 0 clamp(48px, 6vw, 80px); }
.hero-copy h1 { color: #fff; margin-bottom: 22px; max-width: 12ch; }
.hero-copy .lead { color: #aebccb; font-size: 1.125rem; max-width: 44ch; margin-bottom: 30px; }
.hero-ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; }
.hero-meta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: .84rem; color: #7f95a9; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { width: 14px; height: 14px; color: var(--sky); }
.hero-media { position: relative; border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 16 / 10; box-shadow: 0 40px 90px -30px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .06); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 45% 58%; display: block; }
.hero-media .tag {
  position: absolute; left: 18px; bottom: 18px; right: 18px; background: rgba(10, 23, 33, .82); color: #fff; padding: 12px 14px; border-radius: 10px; font-size: .86rem; line-height: 1.45;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: flex; align-items: center; gap: 10px; max-width: 420px;
}
.hero-media .tag svg { width: 16px; height: 16px; color: var(--sky); flex-shrink: 0; }

/* ---------- Below the floor (problems) ---------- */
.problems-grid { display: grid; gap: 0 32px; border-top: 1px solid var(--line-strong); }
.problem { display: flex; flex-direction: column; gap: 10px; padding: 28px 0 30px; border-bottom: 1px solid var(--line); color: inherit; position: relative; }
.problem:hover { text-decoration: none; }
.problem .media { display: block; border-radius: 12px; overflow: hidden; aspect-ratio: 16 / 10; margin-bottom: 8px; background: var(--bg-soft); }
.problem .media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.problem:hover .media img { transform: scale(1.03); }
.problem .k { font-family: var(--font-head); font-size: .74rem; font-weight: 600; letter-spacing: .12em; color: var(--blue); }
.problem h3 { margin: 0; font-size: 1.15rem; }
.problem p { margin: 0; color: var(--slate); font-size: .95rem; flex: 1; }
.problem .link-arrow { font-size: .875rem; margin-top: 6px; }
.problem:hover h3 { color: var(--royal); }

/* ---------- Sample visit report card ---------- */
.report { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-md); overflow: hidden; }
.report-head { background: var(--navy); color: #fff; padding: 22px 24px; display: grid; gap: 4px; }
.report-label { font-family: var(--font-head); font-size: .7rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--sky); }
.report-head strong { font-family: var(--font-head); font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em; }
.report-meta { font-size: .85rem; color: #aebccb; }
.report-rows { list-style: none; margin: 0; padding: 6px 24px; }
.report-rows li { display: grid; grid-template-columns: 1fr auto 10px; align-items: center; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.report-rows li:last-child { border-bottom: 0; }
.report-rows .cell { color: var(--slate); }
.report-rows .val { font-family: var(--font-head); font-weight: 600; color: var(--navy); text-align: right; }
.report-rows .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.report-rows .dot.ok { background: var(--ok); box-shadow: 0 0 0 3px rgba(31, 157, 107, .16); }
.report-foot { padding: 14px 24px 18px; font-size: .82rem; color: var(--muted); background: var(--bg-alt); border-top: 1px solid var(--line); }

/* ---------- Built-for strip ---------- */
.built-for { border-bottom: 1px solid var(--line); background: var(--bg); }
.built-for .container { display: flex; align-items: center; gap: 12px 28px; flex-wrap: wrap; padding-top: 18px; padding-bottom: 18px; }
.built-for .label { font-family: var(--font-head); font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.built-for ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 26px; }
.built-for li { font-family: var(--font-head); font-weight: 500; font-size: .92rem; color: var(--slate); display: inline-flex; align-items: center; gap: 10px; }
.built-for li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--sky); }

/* ---------- Split editorial layout (services) ---------- */
.split { display: grid; gap: 40px; }
.split-aside .lead { margin-bottom: 26px; }
.aside-media { margin-top: 34px; border-radius: var(--r-md); overflow: hidden; aspect-ratio: 4 / 3; box-shadow: var(--shadow-md); }
.aside-media img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 60%; }
.svc-list { border-top: 1px solid var(--line); }
.svc-row {
  display: grid; grid-template-columns: 44px 1fr; gap: 6px 20px; padding: 26px 0; border-bottom: 1px solid var(--line); color: inherit; position: relative;
  transition: background .2s;
}
.svc-row:hover { text-decoration: none; }
.svc-row .num { font-family: var(--font-head); font-weight: 600; font-size: .95rem; color: var(--blue); padding-top: 4px; letter-spacing: .02em; }
.svc-row h3 { margin: 0 0 6px; font-size: 1.25rem; color: var(--navy); display: flex; align-items: center; gap: 12px; }
.svc-row h3 .pill { font-family: var(--font-head); font-size: .68rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--royal); background: #eaf3ff; padding: 4px 8px; border-radius: 999px; }
.svc-row p { color: var(--slate); margin: 0; max-width: 58ch; font-size: .98rem; }
.svc-row .go {
  position: absolute; right: 0; top: 26px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; color: var(--navy);
  transition: background .2s, border-color .2s, color .2s, transform .25s var(--ease);
}
.svc-row .go svg { width: 16px; height: 16px; }
.svc-row:hover .go { background: var(--navy); border-color: var(--navy); color: #fff; transform: rotate(-45deg); }
.svc-row:hover h3 { color: var(--royal); }

/* ---------- Outcomes (navy) ---------- */
.outcome-layout { display: grid; gap: 40px; align-items: center; }
.outcome-media { margin: 0; border-radius: var(--r-lg); overflow: hidden; background: #0f2030; box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .08); }
.outcome-media img { width: 100%; height: auto; display: block; }
.outcome-media figcaption { padding: 14px 18px; font-size: .86rem; color: #aebccb; display: flex; align-items: center; gap: 10px; border-top: 1px solid rgba(255, 255, 255, .08); }
.outcome-media .state { font-family: var(--font-head); font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 4px 8px; border-radius: 6px; background: rgba(60, 207, 142, .16); color: #6fe3ad; flex-shrink: 0; }
.outcomes { display: grid; gap: 28px; }
.outcome { border-left: 1px solid rgba(255, 255, 255, .14); padding-left: 22px; }
.outcome svg { width: 24px; height: 24px; color: var(--sky); margin-bottom: 16px; }
.outcome h3 { font-size: 1.05rem; margin-bottom: 8px; }
.outcome p { margin: 0; color: #aebccb; font-size: .95rem; }

/* ---------- Timeline (how it works) ---------- */
.timeline { display: grid; gap: 28px; position: relative; }
.tl-step { position: relative; padding-top: 26px; }
.tl-step::before { content: ""; position: absolute; left: 0; top: 0; width: 14px; height: 14px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 0 5px rgba(83, 166, 255, .18); }
.tl-step::after { content: ""; display: none; position: absolute; left: 22px; right: -36px; top: 6.5px; height: 1px; background: var(--line-strong); }
.tl-step .n { font-family: var(--font-head); font-size: .74rem; font-weight: 600; letter-spacing: .12em; color: var(--blue); text-transform: uppercase; display: block; margin-bottom: 10px; }
.tl-step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.tl-step p { color: var(--slate); margin: 0; font-size: .95rem; }

/* ---------- Plans ---------- */
.plans-grid { display: grid; gap: 18px; align-items: stretch; }
.plan { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 28px; display: flex; flex-direction: column; gap: 18px; position: relative; overflow: hidden; }
.plan.featured { border-color: transparent; box-shadow: 0 0 0 1.5px var(--royal), var(--shadow-md); }
.plan.featured::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: linear-gradient(90deg, var(--royal), var(--sky)); }
.plan .badge { position: absolute; top: 22px; right: 22px; font-family: var(--font-head); font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--royal); background: #eaf3ff; padding: 6px 10px; border-radius: 999px; }
.plan-tier { display: flex; align-items: center; gap: 14px; }
.plan-tier .medal { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; }
.plan-tier .medal svg { width: 20px; height: 20px; color: #fff; }
.medal-bronze { background: linear-gradient(145deg, #c9885a, #8a5630); }
.medal-silver { background: linear-gradient(145deg, #b8c2cc, #7c8894); }
.medal-gold { background: linear-gradient(145deg, #e8bf5a, #b8881c); }
.plan-tier h3 { margin: 0; font-size: 1.35rem; }
.plan-tier small { display: block; color: var(--muted); font-family: var(--font-head); font-weight: 500; font-size: .82rem; margin-top: 2px; }
.plan .price { font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; color: var(--navy); margin: 0; letter-spacing: -.01em; }
.plan .price small { display: block; font-weight: 400; color: var(--muted); font-size: .82rem; font-family: var(--font-body); margin-top: 2px; }
.plan .freq { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 600; font-size: .82rem; color: var(--royal); background: #eaf3ff; padding: 7px 12px; border-radius: 8px; align-self: flex-start; }
.plan .freq svg { width: 14px; height: 14px; }
.plan ul { list-style: none; padding: 0; margin: 4px 0 0; display: grid; gap: 10px; flex: 1; }
.plan li { display: flex; gap: 10px; align-items: flex-start; font-size: .94rem; color: var(--slate); line-height: 1.45; }
.plan li svg { width: 17px; height: 17px; flex-shrink: 0; color: var(--ok); margin-top: 3px; }
.plan li.off { color: #a3adb7; }
.plan li.off svg { color: #cfd7de; }
.plan .btn { width: 100%; margin-top: 6px; }
.plan-note { font-size: .875rem; color: var(--muted); max-width: 70ch; margin: 26px auto 0; text-align: center; }

/* Comparison table */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; }
.compare { width: 100%; border-collapse: collapse; min-width: 680px; font-size: .95rem; }
.compare th, .compare td { padding: 15px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.compare th { font-family: var(--font-head); background: var(--bg-alt); color: var(--navy); font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; font-weight: 600; }
.compare td:not(:first-child), .compare th:not(:first-child) { text-align: center; }
.compare td:first-child { color: var(--slate); }
.compare tr:last-child td { border-bottom: 0; }
.compare .yes { color: var(--royal); font-weight: 600; }
.compare .no { color: #b9c2ca; }

/* ---------- Feature (photo + checklist) ---------- */
.feature { display: grid; gap: 36px; align-items: center; }
.feature-media { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-md); position: relative; aspect-ratio: 4 / 3; }
.feature-media img { width: 100%; height: 100%; object-fit: cover; }
.feature-media .tag {
  position: absolute; left: 18px; bottom: 18px; background: rgba(10, 23, 33, .82); color: #fff; padding: 12px 14px; border-radius: 10px; font-size: .84rem;
  backdrop-filter: blur(6px); display: flex; align-items: center; gap: 10px; max-width: calc(100% - 36px);
}
.feature-media .tag svg { width: 16px; height: 16px; color: var(--sky); flex-shrink: 0; }
.checklist { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; color: var(--slate); }
.checklist li svg { width: 20px; height: 20px; color: var(--ok); flex-shrink: 0; margin-top: 2px; }

/* ---------- Sectors ---------- */
.sectors { display: grid; gap: 22px; }
.sector { background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; display: flex; flex-direction: column; transition: transform .25s var(--ease), box-shadow .25s var(--ease); }
.sector:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.sector .media { display: block; aspect-ratio: 16 / 10; background: var(--bg-soft); }
.sector .media img { width: 100%; height: 100%; object-fit: cover; }
.sector > div { padding: 18px 20px 22px; }
.sector h3 { font-size: 1.05rem; margin-bottom: 4px; }
.sector p { margin: 0; font-size: .92rem; color: var(--slate); }

/* ---------- CTA band ---------- */
.cta-band { background: var(--royal); color: #fff; position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; right: -180px; top: -200px; width: 560px; height: 560px; border-radius: 50%; background: radial-gradient(circle, rgba(83, 166, 255, .5), transparent 65%); pointer-events: none; }
.cta-band .container { display: grid; gap: 24px; position: relative; }
.cta-band h2 { color: #fff; font-size: clamp(1.9rem, 3.4vw, 2.8rem); }
.cta-band p { color: #cfe3fb; margin: 0; max-width: 56ch; }
.cta-band .actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-band .contact-lines { display: flex; flex-wrap: wrap; gap: 8px 26px; font-family: var(--font-head); font-weight: 500; font-size: .95rem; margin-top: 18px; }
.cta-band .contact-lines a { color: #fff; display: inline-flex; align-items: center; gap: 8px; }
.cta-band .contact-lines svg { width: 15px; height: 15px; color: var(--sky-soft); }

/* ---------- Forms ---------- */
.form-grid { display: grid; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-field label { font-family: var(--font-head); font-weight: 500; font-size: .9rem; color: var(--navy); }
.form-field input, .form-field select, .form-field textarea {
  font: inherit; padding: 13px 14px; border: 1.5px solid var(--line-strong); border-radius: 10px; background: #fff; color: var(--ink); width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(36, 116, 198, .15); }
.form-field textarea { min-height: 140px; resize: vertical; }
.form-field .help { font-size: .82rem; color: var(--muted); }
.form-row { display: grid; gap: 18px; }
.form-status { display: none; padding: 14px 16px; border-radius: 10px; font-size: .95rem; }
.form-status.show { display: block; }
.form-status.ok { background: #e7f6ee; color: #146c43; }
.form-status.err { background: #fdecec; color: #a12727; }
.contact-aside { background: var(--navy); color: #d5dfe8; border-radius: var(--r-lg); padding: 30px; display: grid; gap: 20px; align-content: start; }
.contact-aside h3 { color: #fff; margin: 0; font-size: 1.15rem; }
.contact-aside a { color: #fff; font-weight: 500; }
.contact-aside .row { display: flex; gap: 14px; align-items: flex-start; }
.contact-aside .row svg { width: 20px; height: 20px; color: var(--sky); flex-shrink: 0; margin-top: 2px; }
.contact-aside small { color: #8ea3b7; display: block; margin-top: 2px; }

/* ---------- Inner page hero ---------- */
.page-hero { background: var(--navy); color: #d5dfe8; padding: clamp(40px, 6vw, 72px) 0 clamp(44px, 6vw, 76px); position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 360px at 85% 30%, rgba(83, 166, 255, .16), transparent 65%); pointer-events: none; }
.page-hero .container { position: relative; }
.page-hero h1 { color: #fff; max-width: 20ch; font-size: clamp(2.2rem, 4.2vw, 3.5rem); }
.page-hero h1 em { font-style: normal; color: #93adc6; }
.page-hero .lead { color: #aebccb; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: .82rem; color: #7f95a9; margin-bottom: 26px; font-family: var(--font-head); font-weight: 500; }
.breadcrumb a { color: #b7c6d4; }
.breadcrumb li { list-style: none; }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; color: #48607a; }
.breadcrumb ol { display: contents; padding: 0; margin: 0; }

/* Service detail blocks */
.service-detail { display: grid; gap: 22px; padding: 44px 0; border-bottom: 1px solid var(--line); }
.service-detail:first-child { padding-top: 0; }
.service-detail:last-child { border-bottom: 0; padding-bottom: 0; }
.service-detail .num { font-family: var(--font-head); font-weight: 600; font-size: 1rem; color: var(--blue); letter-spacing: .04em; padding-top: 6px; }
.service-detail h2 { font-size: 1.7rem; margin: 6px 0 10px; }
.service-detail .lead { font-size: 1.05rem; margin-bottom: 22px; }
.service-detail .cols { display: grid; gap: 22px; }
.service-detail .media { margin: 0; border-radius: var(--r-md); overflow: hidden; aspect-ratio: 4 / 3; box-shadow: var(--shadow-sm); align-self: start; }
.service-detail .media img { width: 100%; height: 100%; object-fit: cover; }
.service-detail h4 { font-family: var(--font-head); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; font-weight: 600; }
.service-detail ul { margin: 0; padding-left: 1.1em; color: var(--slate); font-size: .95rem; }
.service-detail li { margin-bottom: 6px; }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 20px 0; font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; color: var(--navy); list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; font-weight: 300; color: var(--blue); flex-shrink: 0; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { color: var(--slate); margin: 0 0 20px; max-width: 70ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #aebccb; padding: 64px 0 28px; }
.footer-grid { display: grid; gap: 36px; }
.footer-brand .lockup { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-brand .lockup img.mark { height: 44px; width: auto; }
.footer-brand .lockup img.word { height: 32px; width: auto; }
.footer-brand p { max-width: 38ch; font-size: .92rem; margin: 0; }
.footer-col h4 { color: #fff; font-family: var(--font-head); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; font-weight: 600; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-col a { color: #aebccb; font-size: .95rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 48px; padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: .82rem; color: #7f95a9; }
.footer-tag { font-family: var(--font-head); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--sky); font-size: .74rem; }

/* ---------- Utilities ---------- */
.staging-only { background: #fff8dc; border: 1px dashed #e0b400; color: #6b5300; font-size: .85rem; padding: 10px 14px; border-radius: 10px; }
.prod .staging-only { display: none; }
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; } .reveal-d2 { transition-delay: .16s; } .reveal-d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 639px) {
  .hero-media .tag { display: none; }
}
@media (min-width: 640px) {
  .outcomes { grid-template-columns: 1fr 1fr; }
  .problems-grid { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .sectors { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .service-detail .cols { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .svc-row { grid-template-columns: 56px 1fr; padding-right: 60px; }
}
@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; align-items: start; }
  .split-aside { position: sticky; top: calc(var(--header-h) + 32px); }
  .plans-grid { grid-template-columns: repeat(3, 1fr); }
  .problems-grid { grid-template-columns: repeat(4, 1fr); }
  .timeline { grid-template-columns: repeat(4, 1fr); gap: 36px; }
  .tl-step::after { display: block; }
  .tl-step:last-child::after { display: none; }
  .sectors { grid-template-columns: repeat(3, 1fr); }
  .feature { grid-template-columns: 1fr 1fr; gap: 64px; }
  .cta-band .container { grid-template-columns: 1.2fr 1fr; align-items: center; }
  .contact-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start; }
  .service-detail { grid-template-columns: 72px 1fr; }
  .outcome-layout { grid-template-columns: 1.05fr 1fr; gap: 56px; }
  .outcomes { grid-template-columns: 1fr 1fr; gap: 28px 32px; }
}
@media (min-width: 1024px) {
  .nav { display: flex; }
  .header-actions { display: flex; }
  .nav-toggle { display: none; }
  .hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: center; gap: 56px; padding-top: clamp(40px, 5vw, 64px); }
  .hero-copy h1 { font-size: clamp(2.6rem, 3.9vw, 3.6rem); }
  .hero-media { aspect-ratio: auto; height: clamp(380px, 40vw, 520px); }
}
@media (min-width: 1200px) {
  .hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 72px; }
  .service-detail { grid-template-columns: 72px 1fr 320px; column-gap: 40px; }
  .service-detail .media { grid-column: 3; grid-row: 1; }
}