/* ==========================================================================
   Backflow Inspector — Design System
   Brand navy #18306C · steel #C0CCD8 · warm accent for CTAs
   Mobile-first. Section components alternate shape for scroll rhythm.
   ========================================================================== */

/* ---------- CLS: size-adjusted fallback fonts ----------
   Match the system fallback's metrics to the web fonts so the swap from
   fallback → Poppins/Inter doesn't reflow text (minimizes layout shift). */
@font-face {
    font-family: 'Inter-fallback';
    src: local('Segoe UI'), local('Arial');
    size-adjust: 107%; ascent-override: 90%; descent-override: 22%; line-gap-override: 0%;
}
@font-face {
    font-family: 'Poppins-fallback';
    src: local('Segoe UI'), local('Arial');
    size-adjust: 112%; ascent-override: 92%; descent-override: 30%; line-gap-override: 0%;
}

/* ---------- Tokens ---------- */
:root {
    --navy:        #18306C;
    --navy-dark:   #0C1F4A;
    --navy-light:  #2A4A9E;
    --steel:       #C0CCD8;
    --steel-soft:  #E7EDF3;
    --accent:      #F5A623;
    --accent-dark: #DC8E10;
    --ink:         #1A2330;
    --muted:       #5B6573;
    --bg:          #FFFFFF;
    --bg-alt:      #F4F7FB;
    --bg-navy:     #18306C;
    --success:     #2E7D5B;
    --danger:      #C0392B;
    --line:        #E2E8F0;

    --font-head: 'Poppins', 'Poppins-fallback', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Inter-fallback', system-ui, -apple-system, 'Segoe UI', sans-serif;

    --container: 1200px;
    --radius:    14px;
    --radius-sm: 8px;
    --shadow:    0 10px 30px rgba(24, 48, 108, 0.08);
    --shadow-lg: 0 20px 50px rgba(24, 48, 108, 0.14);
    --space:     clamp(3rem, 7vw, 6rem);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--ink);
    background: var(--bg);
    overflow-x: clip;   /* clip horizontal overflow; 'clip' (not 'hidden') keeps html as the normal scroller */
}
img { max-width: 100%; height: auto; display: block; }
picture { display: contents; }   /* picture wrapper is transparent to layout; the inner <img> keeps existing styles */
a { color: var(--navy-light); text-decoration: none; }
a:hover { color: var(--navy); }

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; color: var(--navy); font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
p  { color: var(--ink); }
.lead { font-size: 1.2rem; color: var(--muted); }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 1.25rem; }
.section { padding-block: var(--space); }
.section--alt { background: var(--bg-alt); }
.section--navy { background: var(--bg-navy); color: #fff; }
.section--navy h2, .section--navy h3 { color: #fff; }
.section__head { max-width: 720px; margin-bottom: 2.5rem; }
.section__head--center { margin-inline: auto; text-align: center; }
.eyebrow {
    display: inline-block; font-family: var(--font-body); font-weight: 600;
    font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--navy-light); margin-bottom: 0.75rem;
}
.section--navy .eyebrow { color: var(--steel); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    font-family: var(--font-body); font-weight: 600; font-size: 1rem;
    padding: 0.85rem 1.6rem; border-radius: var(--radius-sm); border: 2px solid transparent;
    cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
    text-align: center; line-height: 1.2;
}
.btn:hover { transform: translateY(-2px); }
.btn--accent { background: var(--accent); color: var(--navy-dark); }
.btn--accent:hover { background: var(--accent-dark); color: var(--navy-dark); box-shadow: var(--shadow); }
.btn--primary { background: var(--navy); color: #fff; }
.btn--primary:hover { background: var(--navy-dark); color: #fff; box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--steel); }
.btn--ghost:hover { border-color: var(--navy); }
.btn--on-navy { background: #fff; color: var(--navy); }
.btn--on-navy:hover { background: var(--steel-soft); color: var(--navy); }
.btn--phone { background: var(--steel-soft); color: var(--navy); }
.btn--phone:hover { background: var(--steel); color: var(--navy-dark); }
.btn--sm { padding: 0.6rem 1.1rem; font-size: 0.95rem; }

/* ---------- Skip link / a11y ---------- */
.skip-link {
    position: absolute; left: -9999px; top: 0; z-index: 1000;
    background: var(--navy); color: #fff; padding: 0.75rem 1.25rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ==========================================================================
   Header
   ========================================================================== */
/* Top utility bar */
.topbar { background: var(--navy-dark); color: var(--steel); font-size: 0.82rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 40px; }
.topbar ul { list-style: none; display: flex; align-items: center; gap: 1.5rem; }
.topbar li { display: inline-flex; align-items: center; gap: 0.45rem; }
.topbar svg { color: var(--accent); flex: none; }
.topbar a { color: var(--steel); display: inline-flex; align-items: center; gap: 0.45rem; }
.topbar a:hover { color: #fff; }
.topbar__badges { gap: 0.4rem; }
.topbar__badges span {
    font-size: 0.7rem; font-weight: 600; letter-spacing: 0.03em; color: #fff;
    background: rgba(255,255,255,0.10); border: 1px solid rgba(255,255,255,0.16);
    padding: 0.2rem 0.55rem; border-radius: 5px;
}
@media (max-width: 880px) { .topbar { display: none; } }

/* Main header */
.site-header {
    position: sticky; top: 0; z-index: 200; background: rgba(255,255,255,0.96);
    backdrop-filter: saturate(160%) blur(10px); border-bottom: 1px solid var(--line);
    transition: box-shadow .2s ease, padding .2s ease;
}
.site-header.is-stuck { box-shadow: 0 6px 24px rgba(24,48,108,0.10); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding-block: 0.7rem; gap: 1rem; }
.site-header__logo img { width: auto; height: 54px; transition: height .2s ease; }
.site-header.is-stuck .site-header__logo img { height: 46px; }
.site-nav { display: flex; align-items: center; }
.nav-menu { list-style: none; display: flex; align-items: center; gap: 0.15rem; }
.nav-menu > li > a {
    display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.55rem 0.8rem;
    color: var(--ink); font-weight: 500; font-size: 0.97rem; position: relative;
}
/* animated underline */
.nav-menu > li > a::after {
    content: ""; position: absolute; left: 0.8rem; right: 0.8rem; bottom: 0.35rem; height: 2px;
    background: var(--accent); border-radius: 2px; transform: scaleX(0); transform-origin: left;
    transition: transform .22s ease;
}
.nav-menu > li > a:hover { color: var(--navy); }
.nav-menu > li > a:hover::after, .nav-menu > li > a.is-active::after { transform: scaleX(1); }
.nav-menu > li > a.is-active { color: var(--navy); font-weight: 600; }
.caret { transition: transform .2s ease; opacity: 0.7; }
.has-sub:hover .caret { transform: rotate(180deg); }

/* dropdown */
.has-sub { position: relative; }
.sub-menu {
    list-style: none; position: absolute; top: calc(100% + 2px); left: 0; min-width: 260px;
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg); padding: 0.4rem; opacity: 0; visibility: hidden;
    transform: translateY(8px); transition: all .18s ease; border-top: 3px solid var(--accent);
}
.has-sub:hover .sub-menu, .has-sub:focus-within .sub-menu { opacity: 1; visibility: visible; transform: translateY(4px); }
.sub-menu a { display: block; padding: 0.65rem 0.8rem; border-radius: 6px; color: var(--ink); font-size: 0.95rem; font-weight: 500; }
.sub-menu a:hover { background: var(--bg-alt); color: var(--navy); padding-left: 1.1rem; }
.nav-menu__cta { margin-left: 0.6rem; }

/* Phone CTA in header */
.btn--phone-cta { padding: 0.5rem 1.15rem; box-shadow: 0 4px 14px rgba(245,166,35,0.35); }
.btn--phone-cta__txt { display: flex; flex-direction: column; line-height: 1.05; align-items: flex-start; font-weight: 700; }
.btn--phone-cta__txt small { font-size: 0.66rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; opacity: 0.8; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 0.5rem; cursor: pointer; }
.nav-toggle__bar { width: 26px; height: 3px; background: var(--navy); border-radius: 3px; transition: transform .2s, opacity .2s; }

/* Mobile slide-in nav backdrop */
.nav-backdrop { position: fixed; inset: 0; background: rgba(12,31,74,0.45); z-index: 150; opacity: 0; transition: opacity .25s ease; }
.nav-backdrop.is-visible { opacity: 1; }

/* Sticky mobile CTA bar — hidden on desktop, fixed bottom on mobile */
.mobile-cta { display: none; }
@media (max-width: 980px) {
    .mobile-cta {
        display: grid; grid-template-columns: 1fr 1fr; gap: 0;
        position: fixed; left: 0; right: 0; bottom: 0; z-index: 140;
        box-shadow: 0 -4px 16px rgba(12,31,74,0.18);
        padding-bottom: env(safe-area-inset-bottom);
    }
    .mobile-cta a { display: flex; align-items: center; justify-content: center; gap: 0.45rem; padding: 0.95rem 1rem; font-family: var(--font-body); font-weight: 700; font-size: 1rem; }
    .mobile-cta__book { background: var(--accent); color: var(--navy-dark); }
    .mobile-cta__call { background: var(--navy); color: #fff; }
    .mobile-cta__call svg { flex: none; }
    /* keep content clear of the bar */
    body { padding-bottom: 60px; }
    body.nav-open .mobile-cta { display: none; }  /* hide while the slide-in menu is open */
}

@media (max-width: 980px) {
    .nav-toggle { display: flex; position: relative; z-index: 201; }
    .nav-menu {
        position: fixed; top: 0; right: 0; bottom: 0; left: auto;
        height: 100vh; height: 100dvh; width: min(82vw, 360px); flex-direction: column;
        align-items: stretch; gap: 0.15rem; background: #fff; padding: 5rem 1.25rem 2rem;
        box-shadow: var(--shadow-lg); transform: translateX(100%); transition: transform .25s ease;
        overflow-y: auto; z-index: 200;
    }
    .nav-menu.is-open { transform: translateX(0); }
    .nav-menu > li > a { display: flex; justify-content: space-between; padding: 0.85rem; font-size: 1.05rem; }
    .nav-menu > li > a::after { display: none; }
    .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; border-top: 0; padding-left: 0.75rem; }
    .nav-menu__cta { display: none; }   /* in-menu CTA replaced by the sticky mobile bar */
    body.nav-open { position: fixed; left: 0; right: 0; width: 100%; }   /* lock page scroll behind the menu */
    .nav-toggle.is-active .nav-toggle__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .nav-toggle.is-active .nav-toggle__bar:nth-child(2) { opacity: 0; }
    .nav-toggle.is-active .nav-toggle__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
    position: relative; background:
        radial-gradient(1200px 500px at 80% -10%, rgba(42,74,158,0.18), transparent),
        linear-gradient(160deg, #fff 0%, var(--bg-alt) 100%);
    overflow: hidden;
}
.hero__inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3rem; align-items: center; padding-block: clamp(2.5rem, 6vw, 5rem); }
.hero__content h1 { margin-bottom: 1rem; }
.hero__sub { font-size: 1.2rem; color: var(--muted); margin-bottom: 1.75rem; max-width: 36ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 1.75rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.hero__trust li { list-style: none; font-weight: 600; font-size: 0.92rem; color: var(--navy); display: flex; align-items: center; gap: 0.4rem; }
.hero__trust svg { color: var(--success); flex: none; }
.hero__media { position: relative; }
.hero__media img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; object-fit: cover; aspect-ratio: 4/5; }
.hero__badge {
    position: absolute; bottom: -1rem; left: -1rem; background: var(--navy); color: #fff;
    padding: 1rem 1.25rem; border-radius: var(--radius); box-shadow: var(--shadow-lg);
}
.hero__badge strong { display: block; font-family: var(--font-head); font-size: 2rem; line-height: 1; }
.hero__badge span { font-size: 0.85rem; color: var(--steel); }

@media (max-width: 860px) {
    .hero__inner { grid-template-columns: 1fr; gap: 2rem; }
    .hero__media { max-width: 460px; margin-inline: auto; }
    .hero__media img { aspect-ratio: 4/3; }
    .hero__sub { max-width: none; }
}

/* ==========================================================================
   Trust bar
   ========================================================================== */
.trust-bar { background: var(--navy); color: #fff; }
.trust-bar__inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding-block: 1.5rem; text-align: center; }
.trust-bar__item { display: flex; flex-direction: column; align-items: center; gap: 0.25rem; }
.trust-bar__item strong { font-family: var(--font-head); font-size: 1.05rem; color: #fff; }
.trust-bar__item span { font-size: 0.85rem; color: var(--steel); }
@media (max-width: 680px) { .trust-bar__inner { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; } }

/* Official compliance advisory — red warning notice */
.advisory { background: var(--danger); color: #fff; box-shadow: inset 0 0 0 100vmax rgba(0,0,0,0); }
.advisory__inner { display: flex; align-items: center; gap: 1rem; padding-block: 0.8rem; }
.advisory__tag { flex-shrink: 0; display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-head); font-weight: 700; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; background: rgba(0,0,0,0.22); padding: 0.4rem 0.8rem; border-radius: 999px; }
.advisory__tag svg { width: 16px; height: 16px; flex-shrink: 0; }
.advisory__text { margin: 0; flex: 1; font-size: 0.95rem; line-height: 1.45; }
.advisory__text strong { font-weight: 700; }
.advisory__text a { color: #fff; text-decoration: underline; text-underline-offset: 2px; }
.advisory__cta { flex-shrink: 0; background: #fff; color: var(--danger); font-weight: 700; padding: 0.62rem 1.15rem; border-radius: var(--radius-sm); white-space: nowrap; }
.advisory__cta:hover { background: var(--accent); color: var(--navy-dark); box-shadow: var(--shadow); }
@media (max-width: 760px) {
    .advisory__inner { flex-wrap: wrap; gap: 0.6rem; }
    .advisory__tag { order: 1; }
    .advisory__text { order: 3; flex-basis: 100%; font-size: 0.9rem; }
    .advisory__cta { order: 4; width: 100%; text-align: center; }
}

/* ==========================================================================
   "Do I need a test?" wizard
   ========================================================================== */
.container--narrow { max-width: 760px; }
.quiz { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: clamp(1.25rem, 4vw, 2.25rem); }
.quiz__progress { margin-bottom: 1.5rem; }
.quiz__bar { height: 6px; background: var(--steel-soft); border-radius: 999px; overflow: hidden; }
.quiz__bar span { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.35s ease; }
.quiz__count { margin: 0.5rem 0 0; font-size: 0.8rem; font-weight: 600; color: var(--muted); letter-spacing: 0.03em; text-transform: uppercase; }

.quiz__step { border: 0; padding: 0; margin: 0; display: none; }
.quiz__step.is-active { display: block; animation: quizIn 0.3s ease; }
@keyframes quizIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.quiz__q { font-family: var(--font-head); font-weight: 700; font-size: clamp(1.3rem, 3.5vw, 1.7rem); color: var(--navy); line-height: 1.25; margin: 0 0 1.25rem; padding: 0; }

.quiz__options { display: flex; flex-direction: column; gap: 0.75rem; }
.quiz__options--row { flex-direction: row; flex-wrap: wrap; }
.quiz__options--row .quiz__opt { flex: 1; min-width: 120px; }

.quiz__opt { display: flex; flex-direction: column; align-items: flex-start; gap: 0.2rem; width: 100%; text-align: left; background: var(--bg); border: 2px solid var(--line); border-radius: var(--radius-sm); padding: 1rem 1.15rem; cursor: pointer; transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease; font-family: var(--font-body); }
.quiz__opt strong { font-size: 1.05rem; color: var(--ink); font-weight: 600; }
.quiz__eg { font-size: 0.86rem; color: var(--muted); }
.quiz__opt:hover { border-color: var(--navy); background: var(--bg-alt); }
.quiz__opt:active { transform: scale(0.99); }
.quiz__opt:focus-visible { outline: 3px solid var(--navy-light); outline-offset: 2px; }
.quiz__opt--compact { flex-direction: row; align-items: center; justify-content: center; text-align: center; font-size: 1.05rem; font-weight: 600; color: var(--ink); padding: 0.95rem 1rem; }

.quiz__back { background: none; border: 0; color: var(--muted); font-weight: 600; font-size: 0.9rem; cursor: pointer; padding: 0; margin-bottom: 1rem; }
.quiz__back:hover { color: var(--navy); }
.quiz__hint { margin: 1rem 0 0; font-size: 0.85rem; color: var(--muted); }

/* Result + verdict */
.quiz__verdict { border-radius: var(--radius-sm); padding: 1.5rem; margin-bottom: 1.5rem; border-left: 5px solid var(--navy); background: var(--bg-alt); }
.quiz__verdict-tag { display: inline-block; font-family: var(--font-head); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.3rem 0.7rem; border-radius: 999px; background: var(--navy); color: #fff; margin-bottom: 0.75rem; }
.quiz__verdict h2 { font-family: var(--font-head); font-size: clamp(1.35rem, 4vw, 1.8rem); line-height: 1.2; color: var(--navy); margin: 0 0 0.5rem; }
.quiz__verdict p { margin: 0; color: var(--ink); font-size: 1rem; line-height: 1.6; }
.quiz__verdict--required, .quiz__verdict--overdue { border-left-color: var(--danger); background: #FCEEEC; }
.quiz__verdict--required .quiz__verdict-tag, .quiz__verdict--overdue .quiz__verdict-tag { background: var(--danger); }
.quiz__verdict--required h2, .quiz__verdict--overdue h2 { color: #8E2A1F; }
.quiz__verdict--compliant { border-left-color: var(--success); background: #EAF5EF; }
.quiz__verdict--compliant .quiz__verdict-tag { background: var(--success); }
.quiz__verdict--compliant h2 { color: #1E6347; }
.quiz__verdict--unlikely { border-left-color: var(--navy); background: var(--bg-alt); }

.quiz__form-lead { margin: 0 0 1.25rem; font-weight: 600; color: var(--ink); }
.quiz__form .form-row { margin-bottom: 1rem; }
.field__opt { font-weight: 400; color: var(--muted); font-size: 0.85rem; }
.quiz__restart { display: block; margin: 0.85rem auto 0; background: none; border: 0; color: var(--muted); font-size: 0.85rem; cursor: pointer; }
.quiz__restart:hover { color: var(--navy); text-decoration: underline; }
.quiz__disclaimer { margin: 1.5rem 0 0; font-size: 0.8rem; color: var(--muted); line-height: 1.5; text-align: center; }

/* Inline wizard links + floating CTA */
.hero__check { margin: 1.1rem 0 0; font-size: 0.95rem; }
.hero__check a { color: var(--navy); text-decoration: none; border-bottom: 1px solid rgba(24,48,108,0.28); padding-bottom: 1px; }
.hero__check a:hover { border-bottom-color: var(--navy); }
.hero__check strong { font-weight: 600; }
.answer__cta { margin: 1.75rem 0 0; }

.float-cta { position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 60; display: flex; align-items: stretch; background: var(--navy); border-radius: 999px; box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(14px); pointer-events: none; transition: opacity 0.3s ease, transform 0.3s ease; }
.float-cta.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.float-cta__link { display: flex; align-items: center; gap: 0.55rem; padding: 0.8rem 0.4rem 0.8rem 1.15rem; color: #fff; font-weight: 600; font-size: 0.95rem; white-space: nowrap; }
.float-cta__link:hover { color: var(--accent); }
.float-cta__icon { display: flex; color: var(--accent); }
.float-cta__close { background: none; border: 0; color: var(--steel); font-size: 1.3rem; line-height: 1; cursor: pointer; padding: 0 0.9rem 0 0.55rem; border-radius: 0 999px 999px 0; }
.float-cta__close:hover { color: #fff; }
@media (max-width: 768px) { .float-cta { display: none; } }
@media (prefers-reduced-motion: no-preference) {
    .float-cta.is-visible .float-cta__icon { animation: floatPulse 2.4s ease-in-out 3; }
    @keyframes floatPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.2); } }
}

/* ==========================================================================
   Answer block (GEO — answer-first)
   ========================================================================== */
.answer__lead { font-size: 1.25rem; color: var(--ink); font-weight: 500; margin-bottom: 1.25rem; }
.answer__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 3rem; align-items: start; }
.check-list { list-style: none; display: grid; gap: 0.75rem; }
.check-list li { position: relative; padding-left: 2rem; }
.check-list li::before {
    content: ""; position: absolute; left: 0; top: 0.15rem; width: 1.35rem; height: 1.35rem;
    background: var(--success); border-radius: 50%;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/0.9rem no-repeat;
            mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/0.9rem no-repeat;
}
@media (max-width: 760px) { .answer__grid { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ==========================================================================
   Service cards
   ========================================================================== */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 1.75rem 1.5rem; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--steel); }
.card__icon { width: 52px; height: 52px; border-radius: 12px; background: var(--steel-soft); color: var(--navy); display: grid; place-items: center; margin-bottom: 1rem; }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--muted); font-size: 0.97rem; margin-bottom: 1rem; flex: 1; }
.card__link { font-weight: 600; color: var(--navy-light); }
.card__link::after { content: " \2192"; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .cards, .cards--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cards, .cards--3 { grid-template-columns: 1fr; } }

/* ==========================================================================
   Process steps
   ========================================================================== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.step { position: relative; padding-top: 1rem; }
.step__num {
    width: 46px; height: 46px; border-radius: 50%; background: var(--navy); color: #fff;
    font-family: var(--font-head); font-weight: 700; display: grid; place-items: center; margin-bottom: 0.85rem;
}
.step h3 { font-size: 1.15rem; margin-bottom: 0.35rem; }
.step p { color: var(--muted); font-size: 0.95rem; }
.section--navy .step p { color: var(--steel); }
.section--navy .step__num { background: var(--accent); color: var(--navy-dark); }
@media (max-width: 820px) { .steps { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }
@media (max-width: 460px) { .steps { grid-template-columns: 1fr; } }

/* ==========================================================================
   Comparison table
   ========================================================================== */
.compare { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.compare table { width: 100%; border-collapse: collapse; min-width: 520px; background: #fff; }
.compare th, .compare td { text-align: left; padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); }
.compare thead th { background: var(--navy); color: #fff; font-family: var(--font-head); }
.compare tbody tr:last-child td { border-bottom: 0; }
.compare tbody th { font-weight: 600; color: var(--navy); }
.compare tbody tr:nth-child(even) td, .compare tbody tr:nth-child(even) th { background: var(--bg-alt); }

/* ==========================================================================
   Photo split (alternating)
   ========================================================================== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.split--reverse .split__media { order: 2; }
.split__media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; object-fit: cover; aspect-ratio: 3/2; }
.split__body h2 { margin-bottom: 1rem; }
.split__body > p { margin-bottom: 1rem; }
.split__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1.25rem; }
.split__cols h4 { color: var(--navy); margin-bottom: 0.25rem; }
.split__cols p { font-size: 0.95rem; color: var(--muted); }
@media (max-width: 820px) {
    .split { grid-template-columns: 1fr; gap: 1.75rem; }
    .split--reverse .split__media { order: 0; }
    .split__cols { grid-template-columns: 1fr; gap: 1rem; }
}

/* ==========================================================================
   Stat band
   ========================================================================== */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; text-align: center; }
.stat strong { display: block; font-family: var(--font-head); font-size: clamp(2.2rem, 5vw, 3rem); color: var(--accent); line-height: 1; }
.stat span { color: var(--steel); font-size: 0.95rem; }
@media (max-width: 680px) { .stats { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.quote { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem; box-shadow: var(--shadow); }
.quote__stars { color: var(--accent); margin-bottom: 0.75rem; letter-spacing: 2px; }
.quote p { font-size: 1.02rem; margin-bottom: 1rem; }
.quote__author { font-weight: 600; color: var(--navy); font-size: 0.95rem; }
.quote__author span { display: block; font-weight: 400; color: var(--muted); font-size: 0.85rem; }
@media (max-width: 860px) { .testimonials { grid-template-columns: 1fr; } }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */
.faq { max-width: 820px; margin-inline: auto; }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
    width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
    font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; color: var(--navy);
    padding: 1.25rem 2.5rem 1.25rem 0; position: relative;
}
.faq__q::after {
    content: "+"; position: absolute; right: 0.25rem; top: 50%; transform: translateY(-50%);
    font-size: 1.6rem; font-weight: 400; color: var(--navy-light); transition: transform .2s;
}
.faq__item.is-open .faq__q::after { content: "\2212"; }
.faq__a { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq__a-inner { padding: 0 0 1.25rem; color: var(--muted); }
.faq__item.is-open .faq__a { max-height: 600px; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%); color: #fff; }
.cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding-block: clamp(2.5rem, 5vw, 3.5rem); }
.cta-band h2 { color: #fff; margin-bottom: 0.4rem; }
.cta-band p { color: var(--steel); max-width: 48ch; }
.cta-band__actions { display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* ==========================================================================
   Page hero (interior pages)
   ========================================================================== */
.page-hero {
    position: relative; overflow: hidden; color: #fff;
    background:
        radial-gradient(800px 500px at 88% -30%, rgba(42,74,158,0.6), transparent),
        linear-gradient(150deg, var(--navy) 0%, var(--navy-dark) 75%);
    padding-block: clamp(2.75rem, 5vw, 4.25rem);
}
/* dot texture */
.page-hero::before {
    content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
    background-image: radial-gradient(rgba(255,255,255,0.09) 1.5px, transparent 1.5px);
    background-size: 24px 24px;
    -webkit-mask-image: linear-gradient(110deg, #000 25%, transparent 70%);
            mask-image: linear-gradient(110deg, #000 25%, transparent 70%);
}
/* decorative valve-badge motif, faded, right side */
.page-hero::after {
    content: ""; position: absolute; right: -40px; top: 50%; transform: translateY(-50%);
    width: 320px; height: 320px; pointer-events: none; opacity: 0.06;
    background: url("/images/logo-badge.png") center/contain no-repeat;
}
/* keep the container's full width + left edge; cap only the text measure */
.page-hero__inner { position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--accent); }
.page-hero h1 { color: #fff; margin-bottom: 0.75rem; max-width: 18ch; }
.page-hero p { font-size: 1.2rem; color: var(--steel); max-width: 60ch; }

/* Locations hub region groups */
.location-region + .location-region { margin-top: 2.5rem; }
.location-region__title { font-size: 1.3rem; padding-bottom: 0.6rem; margin-bottom: 1.5rem; border-bottom: 2px solid var(--steel-soft); }

/* Breadcrumbs (on navy) */
.crumbs { font-size: 0.85rem; color: var(--steel); margin-bottom: 1rem; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.crumbs li { color: rgba(255,255,255,0.75); }
.crumbs li:not(:last-child)::after { content: "/"; margin-left: 0.4rem; color: rgba(255,255,255,0.4); }
.crumbs a { color: #fff; font-weight: 500; }
.crumbs a:hover { color: var(--accent); }

/* ==========================================================================
   Prose / article body
   ========================================================================== */
.prose { max-width: 760px; }
.prose > * + * { margin-top: 1.15rem; }
.prose h2 { margin-top: 2.5rem; }
.prose h3 { margin-top: 1.75rem; }
.prose p, .prose li { color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose li + li { margin-top: 0.4rem; }
.prose a { text-decoration: underline; }
.prose blockquote {
    border-left: 4px solid var(--accent); padding: 0.5rem 0 0.5rem 1.25rem;
    color: var(--muted); font-style: italic;
}
.key-takeaways {
    background: var(--steel-soft); border: 1px solid var(--steel); border-radius: var(--radius);
    padding: 1.5rem 1.75rem; margin-block: 2rem;
}
.key-takeaways h3 { margin: 0 0 0.75rem; font-size: 1.1rem; }

/* In-prose figure with caption */
.prose-figure { margin: 2rem 0; }
.prose-figure img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.prose-figure figcaption { margin-top: 0.6rem; font-size: 0.88rem; color: var(--muted); font-style: italic; text-align: center; }

/* Article layout (post header meta) */
.article-meta { display: flex; flex-wrap: wrap; gap: 1rem; color: var(--steel); font-size: 0.9rem; margin-top: 0.75rem; }
.article-meta span { display: inline-flex; align-items: center; gap: 0.35rem; }
.article__body { margin-top: 2rem; }

/* ==========================================================================
   Blog grid
   ========================================================================== */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.post-card {
    display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line);
    border-radius: var(--radius); overflow: hidden; transition: transform .18s ease, box-shadow .18s ease;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.post-card__body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.post-card__date { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }
.post-card h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.post-card h3 a { color: var(--navy); }
.post-card p { color: var(--muted); font-size: 0.95rem; flex: 1; margin-bottom: 1rem; }
.post-card__link { font-weight: 600; color: var(--navy-light); }
.post-card__link::after { content: " \2192"; }
@media (max-width: 880px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .post-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Contact layout
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 3rem; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); }
.form-row { display: grid; gap: 1rem; margin-bottom: 1rem; }
.form-row--2 { grid-template-columns: 1fr 1fr; }
.field label { display: block; font-weight: 600; font-size: 0.9rem; color: var(--navy); margin-bottom: 0.35rem; }
.field input, .field select, .field textarea {
    width: 100%; padding: 0.75rem 0.9rem; border: 1px solid var(--line); border-radius: var(--radius-sm);
    font: inherit; color: var(--ink); background: #fff;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy-light); box-shadow: 0 0 0 3px rgba(42,74,158,0.12); }
.field textarea { min-height: 130px; resize: vertical; }
.field--hp { position: absolute; left: -9999px; }   /* honeypot */
.form-note { font-size: 0.85rem; color: var(--muted); margin-top: 0.75rem; }
.form-alert { padding: 0.85rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1.25rem; font-size: 0.95rem; }
.form-alert--error { background: #FBEAE8; color: var(--danger); border: 1px solid #E8C0BB; }
.form-alert--ok { background: #E6F3EC; color: var(--success); border: 1px solid #BBDCC8; }

.contact-info { display: grid; gap: 1.5rem; }
.contact-info__block h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.contact-info__block p, .contact-info__block a { color: var(--muted); }
.contact-info__block .big { font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; color: var(--navy); }
.contact-info__card { background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; }
@media (max-width: 820px) {
    .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
    .form-row--2 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--navy-dark); color: var(--steel); margin-top: 0; }
.site-footer__grid {
    display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2.5rem;
    padding-block: clamp(3rem, 6vw, 4.5rem);
}
.site-footer__logo-link { display: inline-block; margin-bottom: 1rem; }
.site-footer__logo { height: 48px; width: auto; display: block; background: #fff; padding: 0.55rem 0.8rem; border-radius: 10px; box-sizing: content-box; transition: transform .15s ease; }
.site-footer__logo-link:hover .site-footer__logo { transform: translateY(-2px); }
.site-footer__tagline { color: var(--steel); font-size: 0.95rem; margin-bottom: 1rem; }
.site-footer__creds { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.site-footer__creds span {
    font-size: 0.78rem; font-weight: 600; color: #fff; background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15); padding: 0.3rem 0.6rem; border-radius: 6px;
}
.site-footer__social { list-style: none; display: flex; gap: 0.6rem; margin-top: 1.1rem; }
.site-footer__social a {
    display: grid; place-items: center; width: 38px; height: 38px; border-radius: 9px;
    color: #fff; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
    transition: background .15s ease, transform .15s ease;
}
.site-footer__social a:hover { background: var(--accent); color: var(--navy-dark); transform: translateY(-2px); }
.site-footer__heading { color: #fff; font-size: 1.05rem; margin-bottom: 1rem; }
.site-footer__col ul { list-style: none; display: grid; gap: 0.55rem; }
.site-footer__col a { color: var(--steel); font-size: 0.95rem; }
.site-footer__col a:hover { color: #fff; }
.site-footer__cities { grid-template-columns: 1fr 1fr; }
.site-footer__contact address { font-style: normal; color: var(--steel); font-size: 0.95rem; line-height: 1.9; margin-bottom: 1rem; }
.site-footer__phone { color: #fff !important; font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; }
.site-footer__bar { border-top: 1px solid rgba(255,255,255,0.12); }
.site-footer__bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-block: 1.25rem; font-size: 0.85rem; }
.site-footer__bar p { color: var(--steel); }
.site-footer__legal { display: flex; gap: 1.25rem; }
.site-footer__legal a { color: var(--steel); }
@media (max-width: 920px) { .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 520px) { .site-footer__grid { grid-template-columns: 1fr; } .site-footer__cities { grid-template-columns: 1fr 1fr; } }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }