/* ============================================================
   All Metro Plumbing & Services — styles
   Palette: deep navy + warm copper accent (plumbing trade)
   ============================================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);

  /* 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;

  /* Brand constants (used by inline SVG logos via currentColor refs) */
  --brand-navy: #0f2a43;
  --brand-copper: #e08a3c;

  --radius-sm: 0.4rem; --radius-md: 0.65rem; --radius-lg: 1rem; --radius-xl: 1.4rem;
  --radius-full: 9999px;
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-wide: 1180px;

  --font-display: 'Cabinet Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'General Sans', 'Inter', system-ui, sans-serif;
}

/* ---- Light theme ---- */
:root, [data-theme="light"] {
  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-surface-2: #eef2f7;
  --color-border: #d8e0ea;
  --color-text: #112233;
  --color-text-muted: #51616f;
  --color-text-faint: #8b97a2;
  --color-text-inverse: #f6f8fb;

  --color-navy: #0f2a43;
  --color-navy-2: #163b5c;
  --color-primary: #c96a1e;       /* copper */
  --color-primary-hover: #b25812;
  --color-primary-soft: #fbeee2;

  --shadow-sm: 0 1px 2px rgba(15, 42, 67, 0.08);
  --shadow-md: 0 6px 22px rgba(15, 42, 67, 0.10);
  --shadow-lg: 0 18px 48px rgba(15, 42, 67, 0.16);
}

/* ---- Dark theme ---- */
[data-theme="dark"] {
  --color-bg: #0c1822;
  --color-surface: #122230;
  --color-surface-2: #16293a;
  --color-border: #233747;
  --color-text: #e6edf3;
  --color-text-muted: #9fb0bd;
  --color-text-faint: #6b7d8a;
  --color-text-inverse: #0c1822;

  --color-navy: #0a1a28;
  --color-navy-2: #122c44;
  --color-primary: #ef9b4e;
  --color-primary-hover: #f4ac68;
  --color-primary-soft: #1f3041;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 22px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0c1822; --color-surface: #122230; --color-surface-2: #16293a;
    --color-border: #233747; --color-text: #e6edf3; --color-text-muted: #9fb0bd;
    --color-text-faint: #6b7d8a; --color-text-inverse: #0c1822;
    --color-navy: #0a1a28; --color-navy-2: #122c44;
    --color-primary: #ef9b4e; --color-primary-hover: #f4ac68; --color-primary-soft: #1f3041;
  }
}

/* ============================================================ BASE */
*, *::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: 84px;
}
body {
  min-height: 100dvh; line-height: 1.6;
  font-family: var(--font-body); font-size: var(--text-base);
  color: var(--color-text); background: var(--color-bg);
}
img, svg { display: block; max-width: 100%; }
ul[role="list"] { list-style: none; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.12; text-wrap: balance; letter-spacing: -0.01em; }
p { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; color: inherit; font: inherit; }
a, button, input, textarea, select {
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
::selection { background: var(--color-primary); color: #fff; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2.5rem); }
.sr-only, .skip-link {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}
.skip-link:focus {
  position: fixed; top: 12px; left: 12px; width: auto; height: auto; clip: auto;
  background: var(--color-primary); color: #fff; padding: .6rem 1rem; border-radius: var(--radius-md); z-index: 200;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: var(--text-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: var(--space-4);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-primary); }
.accent { color: var(--color-primary); }

/* ============================================================ BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-weight: 600; font-size: var(--text-sm); line-height: 1;
  padding: .8rem 1.3rem; border-radius: var(--radius-full);
  border: 1.5px solid transparent; white-space: nowrap;
}
.btn--lg { padding: 1rem 1.6rem; font-size: var(--text-base); }
.btn--block { width: 100%; }
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; border-color: currentColor; color: var(--color-text); }
.btn--ghost:hover { background: var(--color-surface-2); transform: translateY(-2px); }
.btn--phone {
  background: var(--color-surface-2); color: var(--color-text); font-weight: 600;
}
.btn--phone:hover { background: var(--color-primary); color: #fff; }

.icon-btn {
  display: inline-grid; place-items: center; width: 42px; height: 42px;
  border-radius: var(--radius-md); color: var(--color-text); background: var(--color-surface-2);
}
.icon-btn:hover { color: var(--color-primary); }

/* ============================================================ HEADER */
.header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.header--scrolled { box-shadow: var(--shadow-sm); }
.header__inner { display: flex; align-items: center; gap: var(--space-6); padding-block: .7rem; }
.brand { display: flex; align-items: center; gap: .65rem; flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; color: var(--color-text); }
.brand__sub { font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 600; }
.nav { display: flex; gap: var(--space-5); margin-inline: auto; }
.nav a { font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted); }
.nav a:hover { color: var(--color-primary); }
.header__actions { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.nav-toggle { display: none; }

.mobile-menu { display: none; flex-direction: column; gap: .25rem; padding: var(--space-4) clamp(1rem,4vw,2.5rem) var(--space-6); border-bottom: 1px solid var(--color-border); background: var(--color-surface); }
.mobile-menu[hidden] { display: none; }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: .7rem .4rem; font-weight: 500; color: var(--color-text); border-bottom: 1px solid var(--color-border); }
.mobile-menu a:last-of-type { border-bottom: none; }
.mobile-menu__cta { margin-top: var(--space-3); justify-content: center; }

/* ============================================================ HERO */
.hero { position: relative; overflow: hidden; background: var(--color-navy); color: #eaf1f8; }
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 80% 0%, rgba(201,106,30,0.28), transparent 60%),
    radial-gradient(50% 60% at 10% 100%, rgba(22,59,92,0.6), transparent 70%),
    linear-gradient(160deg, var(--color-navy), var(--color-navy-2));
}
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  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: 48px 48px; mask-image: radial-gradient(70% 70% at 50% 30%, #000, transparent);
}
.hero__inner { position: relative; padding-block: clamp(var(--space-16), 11vw, var(--space-32)); max-width: 880px; }
.hero .eyebrow { color: var(--color-primary); }
.hero .eyebrow .dot { background: var(--color-primary); box-shadow: 0 0 0 4px rgba(201,106,30,.25); }
.hero__title { font-size: var(--text-2xl); font-weight: 800; color: #fff; margin-bottom: var(--space-5); }
.hero__title .accent { color: var(--color-primary); }
.hero__lead { font-size: var(--text-lg); color: #c5d3e1; max-width: 60ch; margin-bottom: var(--space-8); }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-bottom: var(--space-10); }
.hero .btn--ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.hero .btn--ghost:hover { background: rgba(255,255,255,.1); }
.hero__badges { display: flex; flex-wrap: wrap; gap: var(--space-5) var(--space-8); }
.hero__badges li { display: flex; align-items: center; gap: .5rem; font-size: var(--text-sm); color: #d6e1ec; }
.hero__badges svg { color: var(--color-primary); flex-shrink: 0; }

/* ============================================================ TRUST BAR */
.trustbar { background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.trustbar__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { display: flex; flex-direction: column; align-items: center; text-align: center; gap: .2rem; padding: var(--space-8) var(--space-4); border-right: 1px solid var(--color-border); }
.stat:last-child { border-right: none; }
.stat__num { font-family: var(--font-display); font-weight: 800; font-size: var(--text-xl); color: var(--color-primary); }
.stat__label { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ============================================================ SECTIONS */
.section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.section--alt { background: var(--color-surface); }
.section__head { max-width: 720px; margin: 0 auto var(--space-12); text-align: center; }
.section__head--left { text-align: left; margin-inline: 0; }
.section__title { font-size: var(--text-xl); font-weight: 800; margin-bottom: var(--space-4); }
.section__lead { color: var(--color-text-muted); font-size: var(--text-base); }

/* ---- Service cards ---- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-8);
}
.section--alt .card { background: var(--color-bg); }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--color-primary) 40%, var(--color-border)); }
.card__icon {
  display: inline-grid; place-items: center; width: 52px; height: 52px;
  border-radius: var(--radius-md); background: var(--color-primary-soft); color: var(--color-primary);
  margin-bottom: var(--space-5);
}
.card h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.card p { color: var(--color-text-muted); font-size: var(--text-sm); }
.services__note { text-align: center; margin-top: var(--space-10); color: var(--color-text-muted); }
.services__note a, .area__note a, .form__note a { color: var(--color-primary); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ---- Why us ---- */
.why__grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(var(--space-8), 6vw, var(--space-20)); align-items: start; }
.why__intro { position: sticky; top: 100px; }
.why__intro .section__title { font-size: var(--text-xl); }
.why__intro .btn { margin-top: var(--space-6); }
.why__list { display: grid; gap: var(--space-6); }
.why__list li { display: flex; gap: var(--space-4); }
.why__icon {
  display: inline-grid; place-items: center; flex-shrink: 0; width: 46px; height: 46px;
  border-radius: var(--radius-md); background: var(--color-primary-soft); color: var(--color-primary);
}
.why__list h3 { font-size: var(--text-lg); margin-bottom: .25rem; }
.why__list p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---- Service area ---- */
.area__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); max-width: 820px; margin: 0 auto; }
.area__grid li {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1rem; border: 1px solid var(--color-border); border-radius: var(--radius-md);
  background: var(--color-surface); font-weight: 500; font-size: var(--text-sm);
}
.section--alt .area__grid li { background: var(--color-bg); }
.area__grid li::before { content: "📍"; font-size: .8rem; }
.area__note { text-align: center; margin-top: var(--space-8); color: var(--color-text-muted); }

/* ---- Process ---- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); counter-reset: step; }
.step { position: relative; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8) var(--space-6); }
.section--alt .step { background: var(--color-bg); }
.step__num {
  display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: var(--radius-full);
  background: var(--color-navy); color: #fff; font-family: var(--font-display); font-weight: 800;
  margin-bottom: var(--space-4);
}
[data-theme="dark"] .step__num { background: var(--color-primary); color: var(--color-navy); }
.step h3 { font-size: var(--text-lg); margin-bottom: .35rem; }
.step p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---- Reviews ---- */
.sample-note { color: var(--color-text-muted); font-size: var(--text-sm); }
.sample-note strong { color: var(--color-text); }
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.review { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8); display: flex; flex-direction: column; gap: var(--space-4); }
.section--alt .review { background: var(--color-bg); }
.review__stars { color: #e6a23c; letter-spacing: 2px; font-size: 1.05rem; }
.review blockquote { font-size: var(--text-base); }
.review figcaption { color: var(--color-text-muted); font-size: var(--text-sm); display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.review__tag { font-size: .65rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; color: var(--color-primary); background: var(--color-primary-soft); padding: .15rem .5rem; border-radius: var(--radius-full); }

/* ---- FAQ ---- */
.faq { max-width: 820px; }
.faq__list { display: grid; gap: var(--space-3); }
.qa { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
.qa summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-5) var(--space-6); font-weight: 600; cursor: pointer; list-style: none; font-size: var(--text-base);
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; font-size: 1.5rem; color: var(--color-primary); font-weight: 400; line-height: 1; transition: transform var(--transition); }
.qa[open] summary::after { transform: rotate(45deg); }
.qa p { padding: 0 var(--space-6) var(--space-5); color: var(--color-text-muted); font-size: var(--text-sm); }

/* ---- Contact ---- */
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-8), 6vw, var(--space-20)); align-items: start; }
.contact__list { display: grid; gap: var(--space-5); margin-top: var(--space-8); }
.contact__list li { display: flex; gap: var(--space-4); align-items: flex-start; }
.contact__icon { display: inline-grid; place-items: center; flex-shrink: 0; width: 42px; height: 42px; border-radius: var(--radius-md); background: var(--color-primary-soft); color: var(--color-primary); }
.contact__label { display: block; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--color-text-faint); font-weight: 600; }
.contact__list a { font-weight: 600; color: var(--color-text); }
.contact__list a:hover { color: var(--color-primary); }

.contact__form { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: clamp(var(--space-6), 4vw, var(--space-10)); box-shadow: var(--shadow-sm); }
.contact__form h3 { font-size: var(--text-lg); margin-bottom: var(--space-6); }
.field { margin-bottom: var(--space-4); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.field label { display: block; font-size: var(--text-sm); font-weight: 600; margin-bottom: .3rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .7rem .9rem; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md); background: var(--color-bg); color: var(--color-text); font-size: var(--text-sm);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft); }
.field textarea { resize: vertical; }
.contact__form .btn { margin-top: var(--space-2); }
.form__note { margin-top: var(--space-4); font-size: var(--text-sm); color: var(--color-text-muted); text-align: center; }
.form__note--ok { color: var(--color-text); background: var(--color-primary-soft); padding: var(--space-4); border-radius: var(--radius-md); }

/* ============================================================ FOOTER */
.footer { background: var(--color-navy); color: #cdd9e4; padding-top: var(--space-16); }
.footer__inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-8); padding-bottom: var(--space-12); }
.footer__brand { display: flex; gap: var(--space-4); align-items: flex-start; }
.footer__brand strong { color: #fff; font-family: var(--font-display); font-size: 1.05rem; }
.footer__brand p { color: #9fb4c6; font-size: var(--text-sm); margin-top: .3rem; max-width: 32ch; }
.footer__nav, .footer__contact { display: flex; flex-direction: column; gap: .55rem; font-size: var(--text-sm); }
.footer__nav a:hover, .footer__contact a:hover { color: var(--color-primary); }
.footer__contact a { font-weight: 600; color: #fff; }
.footer__bar { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); padding-block: var(--space-6); border-top: 1px solid rgba(255,255,255,.12); font-size: var(--text-xs); color: #8ba0b1; }

/* ============================================================ STICKY CALL BAR (mobile) */
.call-bar {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  align-items: center; justify-content: center; gap: .55rem;
  background: var(--color-primary); color: #fff; font-weight: 700; font-size: var(--text-sm);
  padding: .95rem; box-shadow: 0 -6px 20px rgba(0,0,0,.2);
}

/* ============================================================ RESPONSIVE */
@media (max-width: 980px) {
  .cards, .reviews { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .why__grid { grid-template-columns: 1fr; }
  .why__intro { position: static; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav { display: none; }
  .btn--phone span { display: none; }
  .btn--phone { width: 42px; height: 42px; padding: 0; }
  .nav-toggle { display: inline-grid; }
  .header__actions { gap: var(--space-2); }
  .trustbar__grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--color-border); }
  .cards, .reviews, .steps { grid-template-columns: 1fr; }
  .area__grid { grid-template-columns: repeat(2, 1fr); }
  .contact__grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .call-bar { display: flex; }
  body { padding-bottom: 56px; }
  html { scroll-padding-top: 72px; }
}
@media (max-width: 420px) {
  .area__grid { grid-template-columns: 1fr; }
  .hero__cta .btn { width: 100%; }
}