/* =========================================================
   HARLAN CREEK PLUMBING — styles.css
   Fonts: Oswald (display) + Source Sans 3 (body)
   Colors: Steel blue + Copper on warm off-white
   Mobile-first, light + dark mode
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;600;700&display=swap');

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  /* Palette — Light */
  --bg:          #F5F1EB;
  --bg-alt:      #EAE5DC;
  --surface:     #FFFFFF;
  --border:      #CEC8B8;
  --text:        #1C1A16;
  --text-muted:  #6B6155;
  --blue:        #1B5276;
  --blue-dk:     #14405C;
  --blue-lt:     #2E7AB8;
  --copper:      #B06010;
  --copper-dk:   #8C4C0C;
  --copper-lt:   #C87518;
  --danger:      #B02818;
  --danger-bg:   #FDECEA;
  --success:     #1A6E38;
  --success-bg:  #E8F5ED;
  --warn:        #8B5000;
  --warn-bg:     #FEF3E2;
  --overlay:     rgba(10, 14, 20, 0.52);

  /* Typography */
  --f-display: 'Oswald', 'Arial Narrow', Impact, sans-serif;
  --f-body:    'Source Sans 3', 'Segoe UI', Arial, sans-serif;

  /* Space */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 20px;
  --s6: 24px; --s7: 32px; --s8: 48px; --s9: 64px; --s10: 96px;

  /* Radii */
  --r1: 3px; --r2: 6px; --r3: 10px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.14), 0 4px 8px rgba(0,0,0,.08);

  /* Transitions */
  --t1: 0.12s ease;
  --t2: 0.22s ease;

  /* Layout */
  --max-w: 1180px;
  --header-h: 60px;
  --topbar-h: 36px;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:         #111318;
    --bg-alt:     #191D24;
    --surface:    #1F252E;
    --border:     #2C3340;
    --text:       #E0DDD5;
    --text-muted: #8A8378;
    --blue:       #3B8FC8;
    --blue-dk:    #2E7AB8;
    --blue-lt:    #4FA8DC;
    --copper:     #D08820;
    --copper-dk:  #B87018;
    --copper-lt:  #E09830;
    --danger:     #E04030;
    --danger-bg:  #2C1814;
    --success:    #30A858;
    --success-bg: #0C2418;
    --warn:       #D4900C;
    --warn-bg:    #241800;
    --overlay:    rgba(0, 0, 0, 0.64);
    --shadow-sm:  0 1px 3px rgba(0,0,0,.30);
    --shadow-md:  0 4px 12px rgba(0,0,0,.40);
    --shadow-lg:  0 8px 24px rgba(0,0,0,.50);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg:         #111318;
  --bg-alt:     #191D24;
  --surface:    #1F252E;
  --border:     #2C3340;
  --text:       #E0DDD5;
  --text-muted: #8A8378;
  --blue:       #3B8FC8;
  --blue-dk:    #2E7AB8;
  --blue-lt:    #4FA8DC;
  --copper:     #D08820;
  --copper-dk:  #B87018;
  --copper-lt:  #E09830;
  --danger:     #E04030;
  --danger-bg:  #2C1814;
  --success:    #30A858;
  --success-bg: #0C2418;
  --warn:       #D4900C;
  --warn-bg:    #241800;
  --overlay:    rgba(0, 0, 0, 0.64);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.30);
  --shadow-md:  0 4px 12px rgba(0,0,0,.40);
  --shadow-lg:  0 8px 24px rgba(0,0,0,.50);
  color-scheme: dark;
}

/* ── BASE ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font-family: var(--f-body); border: none; background: none; }
ul { list-style: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ── TYPOGRAPHY ──────────────────────────────────────────── */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-wrap: balance;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p { max-width: 68ch; text-wrap: pretty; }
strong { font-weight: 600; }
.eyebrow {
  font-family: var(--f-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  display: block;
  margin-bottom: var(--s2);
}
.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: var(--r1);
  margin-bottom: var(--s3);
}

/* ── LAYOUT ──────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
.section {
  padding-block: var(--s8);
}
.section--alt { background: var(--bg-alt); }
.section--blue {
  background: var(--blue);
  color: #fff;
}
.section--dark {
  background: #14202C;
  color: #E0DDD5;
}
.grid-2 { display: grid; gap: var(--s6); grid-template-columns: 1fr; }
.grid-3 { display: grid; gap: var(--s5); grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s2);
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 12px 22px;
  border-radius: var(--r1);
  min-height: 44px;
  transition: background var(--t1), color var(--t1), transform var(--t1), box-shadow var(--t1);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary {
  background: var(--copper);
  color: #fff;
  border-color: var(--copper);
}
.btn--primary:hover { background: var(--copper-dk); border-color: var(--copper-dk); }
.btn--blue {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}
.btn--blue:hover { background: var(--blue-dk); border-color: var(--blue-dk); }
.btn--outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}
.btn--outline:hover { background: var(--blue); color: #fff; }
.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.btn--sm { font-size: 0.82rem; padding: 8px 14px; min-height: 36px; }
.btn--lg { font-size: 1.05rem; padding: 14px 28px; min-height: 52px; }
.btn--full { width: 100%; }
.btn:focus-visible { outline: 3px solid var(--copper); outline-offset: 3px; }

/* ── TOP BAR ─────────────────────────────────────────────── */
.topbar {
  background: var(--blue-dk);
  color: rgba(255,255,255,0.85);
  height: var(--topbar-h);
  font-size: 0.78rem;
  position: relative;
  z-index: 100;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--s4);
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
.topbar__msg { font-weight: 600; }
.topbar__links { display: none; gap: var(--s4); }
.topbar__links a { color: rgba(255,255,255,0.75); transition: color var(--t1); }
.topbar__links a:hover { color: #fff; text-decoration: none; }
.topbar__phone a {
  color: #fff;
  font-weight: 700;
  font-family: var(--f-display);
  font-size: 0.9rem;
  letter-spacing: 0.03em;
}
.topbar__phone a:hover { text-decoration: none; color: var(--copper-lt); }
@media (min-width: 768px) {
  .topbar__links { display: flex; }
}

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 2px solid var(--blue);
  box-shadow: var(--shadow-sm);
}
.header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--s4);
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--s2);
  text-decoration: none;
  flex-shrink: 0;
}
.header__logo svg { width: 34px; height: 34px; flex-shrink: 0; }
.header__logo-text { line-height: 1.15; }
.header__logo-text strong {
  display: block;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
}
.header__logo-text small {
  display: block;
  font-family: var(--f-body);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}
.header__nav {
  display: none;
  gap: var(--s5);
  align-items: center;
  margin-left: auto;
}
.header__nav a {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  transition: color var(--t1);
}
.header__nav a:hover { color: var(--blue); text-decoration: none; }
.header__nav a.active { color: var(--copper); }
.header__cta { margin-left: var(--s3); }
.header__menu-btn {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  min-height: 44px;
  min-width: 44px;
  justify-content: center;
  align-items: center;
}
.header__menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform var(--t2), opacity var(--t1);
  transform-origin: center;
}
.header__menu-btn.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__menu-btn.is-open span:nth-child(2) { opacity: 0; }
.header__menu-btn.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav {
  display: none;
  position: fixed;
  top: calc(var(--topbar-h) + var(--header-h));
  left: 0; right: 0;
  background: var(--surface);
  border-bottom: 3px solid var(--copper);
  padding: var(--s5);
  z-index: 89;
  box-shadow: var(--shadow-md);
  gap: var(--s2);
}
.mobile-nav.is-open { display: flex; flex-direction: column; }
.mobile-nav a {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  padding: var(--s3) 0;
  border-bottom: 1px solid var(--border);
  display: block;
}
.mobile-nav a:hover { color: var(--blue); text-decoration: none; }
.mobile-nav .btn { margin-top: var(--s3); }
@media (min-width: 900px) {
  .header__nav { display: flex; }
  .header__menu-btn { display: none; }
}

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  background: var(--blue-dk) url('images/hero.jpg') center/cover no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10,16,26,0.78) 50%, rgba(10,16,26,0.35) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
  padding-block: var(--s8) var(--s9);
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
  max-width: 620px;
  color: #fff;
}
.hero__status {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: var(--s4);
}
.hero__status.open { background: var(--success); }
.hero__status.closed { background: rgba(255,255,255,0.2); }
.hero__status .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin-bottom: var(--s4);
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,.4);
}
.hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--s6);
  max-width: 52ch;
}
.hero__btns { display: flex; gap: var(--s3); flex-wrap: wrap; }
@media (min-width: 768px) {
  .hero { min-height: 600px; align-items: center; }
}

/* ── PICKER (What's going on) ────────────────────────────── */
.picker { padding-block: var(--s8); }
.picker__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s3);
  margin-top: var(--s6);
}
.picker__tile {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s5) var(--s4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s3);
  cursor: pointer;
  transition: border-color var(--t1), box-shadow var(--t1), transform var(--t1);
  min-height: 100px;
  text-align: center;
}
.picker__tile:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.picker__tile.is-active {
  border-color: var(--copper);
  background: var(--warn-bg);
}
.picker__tile svg {
  width: 32px;
  height: 32px;
  color: var(--blue);
  flex-shrink: 0;
}
.picker__tile.is-active svg { color: var(--copper); }
.picker__tile span {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--text);
  line-height: 1.2;
}
@media (min-width: 640px) {
  .picker__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 900px) {
  .picker__grid { grid-template-columns: repeat(6, 1fr); }
  .picker__tile { padding: var(--s6) var(--s5); }
}

/* ── SERVICES ────────────────────────────────────────────── */
.services { padding-block: var(--s8); }
.service-cats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
  margin-top: var(--s6);
}
.service-cat {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  overflow: hidden;
}
.service-cat__header {
  display: flex;
  align-items: center;
  gap: var(--s4);
  padding: var(--s5) var(--s5);
  cursor: pointer;
  transition: background var(--t1);
  background: var(--surface);
}
.service-cat__header:hover { background: var(--bg-alt); }
.service-cat.is-active .service-cat__header {
  background: var(--blue);
  border-bottom: 2px solid var(--blue-dk);
}
.service-cat.is-active .service-cat__title { color: #fff; }
.service-cat.is-active .service-cat__icon { color: rgba(255,255,255,0.85); }
.service-cat.is-active .service-cat__chevron { color: rgba(255,255,255,0.7); transform: rotate(180deg); }
.service-cat__icon { width: 28px; height: 28px; color: var(--blue); flex-shrink: 0; }
.service-cat__title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  flex: 1;
}
.service-cat__chevron {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform var(--t2);
}
.service-cat__body {
  display: none;
  padding: var(--s3) 0;
}
.service-cat.is-active .service-cat__body { display: block; }
.job {
  border-top: 1px solid var(--border);
  padding: 0;
}
.job__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--s4) var(--s5);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: var(--s3);
  min-height: 44px;
  font-size: 0.95rem;
  color: var(--text);
  font-family: var(--f-body);
  font-weight: 600;
}
.job__btn:hover { background: var(--bg-alt); }
.job__chevron {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform var(--t2);
}
.job.is-open .job__chevron { transform: rotate(180deg); }
.job__detail {
  display: none;
  padding: 0 var(--s5) var(--s5);
}
.job.is-open .job__detail { display: block; }
.job__detail p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: var(--s4);
  max-width: 60ch;
}
@media (min-width: 900px) {
  .service-cats { grid-template-columns: repeat(3, 1fr); align-items: start; }
  .service-cat { border-radius: var(--r3); }
}

/* ── AGE BAND ────────────────────────────────────────────── */
.age-band {
  background: var(--blue-dk);
  padding-block: var(--s7);
}
.age-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s5);
  flex-wrap: wrap;
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
.age-band p { color: rgba(255,255,255,0.85); font-size: 1rem; max-width: 50ch; }
.age-band h3 { font-size: 1.35rem; color: #fff; margin-bottom: var(--s2); }

/* ── EMERGENCY ───────────────────────────────────────────── */
.emergency { padding-block: var(--s8); }
.emergency__inner { display: grid; gap: var(--s7); grid-template-columns: 1fr; }
.emergency__checker {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  overflow: hidden;
}
.emergency__checker-head {
  background: var(--danger);
  color: #fff;
  padding: var(--s4) var(--s5);
  display: flex;
  align-items: center;
  gap: var(--s3);
}
.emergency__checker-head h3 { color: #fff; font-size: 1.1rem; }
.emergency__q-list { padding: var(--s4) var(--s5); display: flex; flex-direction: column; gap: var(--s4); }
.emergency__q { display: flex; flex-direction: column; gap: var(--s2); }
.emergency__q label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}
.emergency__btns { display: flex; gap: var(--s2); }
.emergency__opt {
  flex: 1;
  padding: 8px 12px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--bg);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--t1), border-color var(--t1), color var(--t1);
  min-height: 44px;
  text-align: center;
  font-family: var(--f-display);
  letter-spacing: 0.04em;
}
.emergency__opt:hover, .emergency__opt.selected-yes { background: var(--danger); border-color: var(--danger); color: #fff; }
.emergency__opt.selected-no { background: var(--success); border-color: var(--success); color: #fff; }
.emergency__advice {
  display: none;
  margin-top: var(--s3);
  padding: var(--s4);
  border-radius: var(--r1);
  font-size: 0.9rem;
  line-height: 1.5;
}
.emergency__advice.show { display: block; }
.emergency__advice--warn { background: var(--warn-bg); border-left: 4px solid var(--copper); color: var(--warn); }
.emergency__advice--danger { background: var(--danger-bg); border-left: 4px solid var(--danger); color: var(--danger); }
.emergency__advice--ok { background: var(--success-bg); border-left: 4px solid var(--success); color: var(--success); }
.gas-warning {
  display: none;
  background: var(--danger);
  color: #fff;
  padding: var(--s5);
  border-radius: var(--r2);
  margin-top: var(--s4);
}
.gas-warning.show { display: block; }
.gas-warning h4 { font-size: 1.1rem; margin-bottom: var(--s2); color: #fff; }
.gas-warning p { color: rgba(255,255,255,0.92); max-width: none; }
/* Shutoff checklist */
.shutoff {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  overflow: hidden;
}
.shutoff__head {
  background: var(--bg-alt);
  border-bottom: 2px solid var(--border);
  padding: var(--s4) var(--s5);
  display: flex;
  align-items: center;
  gap: var(--s3);
}
.shutoff__head h3 { font-size: 1.05rem; }
.shutoff__progress-bar {
  height: 6px;
  background: var(--border);
  margin: 0;
  width: 100%;
}
.shutoff__progress-fill {
  height: 100%;
  background: var(--success);
  width: 0%;
  transition: width 0.4s ease;
}
.shutoff__list {
  padding: var(--s4) var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}
.shutoff__item {
  display: flex;
  align-items: flex-start;
  gap: var(--s3);
}
.shutoff__item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--success);
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
}
.shutoff__item label {
  font-size: 0.93rem;
  cursor: pointer;
  transition: color var(--t1);
}
.shutoff__item.done label {
  color: var(--text-muted);
  text-decoration: line-through;
}
@media (min-width: 900px) {
  .emergency__inner { grid-template-columns: 1fr 1fr; }
}

/* ── HOW IT WORKS ────────────────────────────────────────── */
.how { padding-block: var(--s8); background: var(--bg-alt); }
.how__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s6);
  margin-top: var(--s7);
  position: relative;
}
.step {
  display: flex;
  gap: var(--s5);
  align-items: flex-start;
}
.step__num {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 3rem;
  line-height: 1;
  color: var(--blue);
  flex-shrink: 0;
  width: 56px;
  text-align: right;
  opacity: 0.7;
}
.step__body {}
.step__body h3 { font-size: 1.2rem; margin-bottom: var(--s2); }
.step__body p { font-size: 0.93rem; color: var(--text-muted); max-width: 36ch; }
@media (min-width: 768px) {
  .how__steps { grid-template-columns: repeat(3, 1fr); }
  .step { flex-direction: column; gap: var(--s3); }
  .step__num { font-size: 4rem; width: auto; text-align: left; }
}

/* ── SERVICE AREA ────────────────────────────────────────── */
.area { padding-block: var(--s8); }
.area__towns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  margin-top: var(--s5);
  margin-bottom: var(--s5);
}
.area__town {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 10px 18px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background var(--t1), border-color var(--t1), color var(--t1);
  min-height: 44px;
}
.area__town:hover, .area__town.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.area__note {
  padding: var(--s4) var(--s5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--blue);
  border-radius: var(--r1);
  font-size: 0.93rem;
  display: none;
}
.area__note.show { display: block; }
.area__note strong { font-weight: 700; color: var(--blue); }

/* ── REVIEWS ─────────────────────────────────────────────── */
.reviews { padding-block: var(--s8); background: var(--bg-alt); }
.reviews__filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  margin-bottom: var(--s5);
}
.filter-btn {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--t1);
  min-height: 36px;
  font-family: var(--f-body);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.reviews__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
}
@media (min-width: 640px) { .reviews__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .reviews__grid { grid-template-columns: repeat(3, 1fr); } }
.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}
.review-card[data-hidden="true"] { display: none; }
.review__stars { display: flex; gap: 2px; }
.review__star {
  width: 16px; height: 16px;
  fill: var(--copper);
}
.review__star.empty { fill: var(--border); }
.review__text {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text);
  flex: 1;
}
.review__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s2);
}
.review__name { font-weight: 700; font-size: 0.9rem; }
.review__job {
  font-size: 0.75rem;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: var(--r1);
  color: var(--text-muted);
}
.review__helpful {
  font-size: 0.78rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  background: none;
  padding: 4px 10px;
  border-radius: var(--r1);
  cursor: pointer;
  transition: color var(--t1), border-color var(--t1);
  font-family: var(--f-body);
}
.review__helpful:hover { color: var(--blue); border-color: var(--blue); }

/* ── COUPONS ─────────────────────────────────────────────── */
.coupons { padding-block: var(--s8); }
.coupons__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
  margin-top: var(--s6);
}
@media (min-width: 640px) { .coupons__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .coupons__grid { grid-template-columns: repeat(3, 1fr); } }
.coupon {
  background: var(--surface);
  border: 2px dashed var(--copper);
  border-radius: var(--r2);
  padding: var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
  position: relative;
}
.coupon::before {
  content: '';
  position: absolute;
  left: -1px; top: 30%;
  width: 16px; height: 32px;
  background: var(--bg-alt);
  border-radius: 0 99px 99px 0;
  border: 2px dashed var(--copper);
  border-left: 2px solid var(--bg-alt);
}
.coupon::after {
  content: '';
  position: absolute;
  right: -1px; top: 30%;
  width: 16px; height: 32px;
  background: var(--bg-alt);
  border-radius: 99px 0 0 99px;
  border: 2px dashed var(--copper);
  border-right: 2px solid var(--bg-alt);
}
.coupon__amount {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 2rem;
  color: var(--copper);
  line-height: 1;
}
.coupon__label { font-weight: 700; font-size: 0.95rem; color: var(--text); }
.coupon__condition { font-size: 0.82rem; color: var(--text-muted); }
.coupon__foot {
  margin-top: auto;
  padding-top: var(--s3);
  border-top: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
}

/* ── FINANCING ───────────────────────────────────────────── */
.financing {
  background: var(--bg-alt);
  border-top: 3px solid var(--copper);
  border-bottom: 3px solid var(--copper);
  padding-block: var(--s7);
}
.financing__inner {
  display: flex;
  align-items: center;
  gap: var(--s5);
  flex-wrap: wrap;
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
.financing__badge {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--copper);
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--r1);
}
.financing__text { flex: 1; min-width: 200px; }
.financing__text h3 { font-size: 1.2rem; margin-bottom: var(--s1); }
.financing__text p { font-size: 0.92rem; color: var(--text-muted); max-width: 50ch; margin: 0; }

/* ── FAQ ─────────────────────────────────────────────────── */
.faq { padding-block: var(--s8); background: #14202C; color: #E0DDD5; }
.faq .section-tag { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.68); border-color: rgba(255,255,255,0.14); }
.faq__list { margin-top: var(--s6); border-top: 2px solid rgba(255,255,255,0.14); }
.faq__item { border-bottom: 1px solid rgba(255,255,255,0.10); }
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
  padding: var(--s5) 0;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--f-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: rgba(255,255,255,0.88);
  min-height: 52px;
}
.faq__q:hover { color: var(--copper-lt); }
.faq__icon {
  width: 22px; height: 22px;
  color: rgba(255,255,255,0.35);
  flex-shrink: 0;
  transition: transform var(--t2);
}
.faq__item.open .faq__icon { transform: rotate(45deg); color: var(--copper-lt); }
.faq__a {
  display: none;
  padding-bottom: var(--s5);
  font-size: 0.93rem;
  color: rgba(255,255,255,0.58);
  line-height: 1.6;
  max-width: 68ch;
}
.faq__item.open .faq__a { display: block; }
.faq__item.open .faq__q { color: var(--copper-lt); }

/* ── QUOTE FORM ──────────────────────────────────────────── */
.quote { padding-block: var(--s8); background: var(--blue); color: #fff; }
.quote__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s7);
}
.quote__lede h2 { margin-bottom: var(--s3); color: #fff; }
.quote__lede p { color: rgba(255,255,255,0.78); max-width: 42ch; }
.quote__lede a { color: #fff; }
.quote__lede svg { stroke: rgba(255,255,255,0.75) !important; }
.quote__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s6);
  box-shadow: var(--shadow-md);
}
@media (min-width: 900px) {
  .quote__inner { grid-template-columns: 1fr 1.4fr; align-items: start; }
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  margin-bottom: var(--s5);
}
.form-group label {
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--bg);
  color: var(--text);
  font-family: var(--f-body);
  font-size: 1rem;
  transition: border-color var(--t1);
  min-height: 44px;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--blue);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #6B6B6B;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .form-group input::placeholder,
  :root:not([data-theme="light"]) .form-group textarea::placeholder {
    color: #909090;
  }
}
:root[data-theme="dark"] .form-group input::placeholder,
:root[data-theme="dark"] .form-group textarea::placeholder {
  color: #909090;
}
.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select {
  border-color: var(--danger);
}
.form-error {
  font-size: 0.82rem;
  color: var(--danger);
  display: none;
}
.form-group.has-error .form-error { display: block; }
.form-group textarea { resize: vertical; min-height: 100px; }
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}
.chip {
  padding: 8px 14px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all var(--t1);
  min-height: 44px;
  font-family: var(--f-body);
}
.chip:hover, .chip.selected {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.form-confirm {
  display: none;
  padding: var(--s6);
  background: var(--success-bg);
  border: 2px solid var(--success);
  border-radius: var(--r2);
  text-align: center;
}
.form-confirm.show { display: block; }
.form-confirm h3 { color: var(--success); margin-bottom: var(--s3); }
.form-confirm p { color: var(--text-muted); font-size: 0.93rem; max-width: 42ch; margin: 0 auto; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: #0E1520;
  color: rgba(255,255,255,0.75);
  padding-block: var(--s9) var(--s7);
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s7);
  margin-bottom: var(--s7);
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
}
@media (min-width: 640px) { .footer__top { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .footer__top { grid-template-columns: repeat(4, 1fr); } }
.footer__col h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--s3);
  font-family: var(--f-body);
  font-weight: 700;
}
.footer__col p, .footer__col li {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
  max-width: none;
}
.footer__col a { color: rgba(255,255,255,0.65); }
.footer__col a:hover { color: #fff; text-decoration: none; }
.footer__logo-mark {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: var(--s3);
}
.footer__logo-mark span { color: var(--copper-lt); }
.footer__phone {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: var(--s2);
  letter-spacing: 0.03em;
}
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--s5);
  padding-left: max(var(--s4), env(safe-area-inset-left, 0px));
  padding-right: max(var(--s4), env(safe-area-inset-right, 0px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s3);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
}
.demo-tag {
  display: inline-block;
  background: var(--copper);
  color: #fff;
  padding: 3px 10px;
  border-radius: var(--r1);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── CHAT BUTTON ─────────────────────────────────────────── */
.chat-btn {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 80;
  border: none;
  transition: background var(--t1), transform var(--t1);
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
}
.chat-btn:hover { background: var(--blue-dk); transform: scale(1.07); }
.chat-btn svg { width: 26px; height: 26px; }
.chat-popup {
  display: none;
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 280px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  box-shadow: var(--shadow-lg);
  z-index: 81;
  overflow: hidden;
  bottom: calc(90px + env(safe-area-inset-bottom, 0px));
}
.chat-popup.show { display: block; }
.chat-popup__head {
  background: var(--blue);
  color: #fff;
  padding: var(--s4) var(--s4) var(--s3);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.chat-popup__close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 2px;
  min-height: 24px;
  min-width: 24px;
}
.chat-popup__body { padding: var(--s4); font-size: 0.88rem; color: var(--text-muted); line-height: 1.5; }
/* GHL embed placeholder */
.chat-ghl-slot {
  border: 2px dashed var(--border);
  border-radius: var(--r1);
  padding: var(--s3);
  margin-top: var(--s3);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  font-style: italic;
}

/* ── PHONE BOTTOM BAR ────────────────────────────────────── */
.phone-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0; right: 0;
  background: var(--surface);
  border-top: 2px solid var(--border);
  padding: var(--s3) var(--s4);
  padding-bottom: calc(var(--s3) + env(safe-area-inset-bottom, 0px));
  z-index: 79;
  gap: var(--s2);
}
@media (max-width: 767px) {
  .phone-bar { display: flex; }
  .chat-btn { bottom: calc(80px + env(safe-area-inset-bottom, 0px)); }
  .chat-popup { bottom: calc(140px + env(safe-area-inset-bottom, 0px)); }
  body { padding-bottom: 68px; }
}

/* ── BOOK PAGE ───────────────────────────────────────────── */
.page-header {
  background: var(--blue-dk);
  color: #fff;
  padding-block: var(--s7);
}
.page-header h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); color: #fff; margin-bottom: var(--s2); }
.page-header p { color: rgba(255,255,255,0.8); font-size: 0.95rem; max-width: 50ch; }
.book-form-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s7);
  padding-block: var(--s8);
}
@media (min-width: 900px) {
  .book-form-wrap { grid-template-columns: 1.5fr 1fr; align-items: start; }
}
.book-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s6);
  box-shadow: var(--shadow-md);
}
.book-summary {
  position: sticky;
  top: calc(var(--header-h) + var(--topbar-h) + var(--s4));
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r2);
  overflow: hidden;
}
.book-summary__head {
  background: var(--blue);
  color: #fff;
  padding: var(--s4) var(--s5);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.book-summary__body { padding: var(--s4) var(--s5); }
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--s2) 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  gap: var(--s3);
}
.summary-row:last-child { border-bottom: none; }
.summary-row__label { color: var(--text-muted); flex-shrink: 0; }
.summary-row__val { font-weight: 600; text-align: right; color: var(--text); }
.summary-row__val.missing { color: var(--border); font-style: italic; font-weight: 400; }
.time-slots {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s2);
  margin-top: var(--s2);
}
.slot {
  padding: 8px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  font-size: 0.82rem;
  font-weight: 600;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  transition: all var(--t1);
  text-align: center;
  min-height: 44px;
  font-family: var(--f-body);
}
.slot:hover:not(.disabled) { border-color: var(--blue); background: var(--blue); color: #fff; }
.slot.selected { background: var(--blue); border-color: var(--blue); color: #fff; }
.slot.disabled { opacity: 0.38; cursor: not-allowed; background: var(--bg-alt); }
.day-btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}
.day-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 12px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--bg);
  cursor: pointer;
  min-height: 56px;
  min-width: 60px;
  transition: all var(--t1);
  font-family: var(--f-body);
}
.day-btn:hover { border-color: var(--blue); }
.day-btn.selected { background: var(--blue); border-color: var(--blue); color: #fff; }
.day-btn .day-name {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.day-btn.selected .day-name { color: rgba(255,255,255,0.8); }
.day-btn .day-num {
  font-family: var(--f-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
}
.day-btn.selected .day-num { color: #fff; }
.book-confirm {
  display: none;
  padding: var(--s7) var(--s5);
  background: var(--success-bg);
  border: 2px solid var(--success);
  border-radius: var(--r2);
  text-align: center;
}
.book-confirm.show { display: block; }
.book-confirm h2 { color: var(--success); margin-bottom: var(--s4); }
.book-confirm p { max-width: 42ch; margin: 0 auto var(--s4); font-size: 0.93rem; color: var(--text-muted); }

/* ── KNOW PAGE ───────────────────────────────────────────── */
.house-wrap {
  position: relative;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
}
.house-svg { width: 100%; height: auto; display: block; }
.hotspot {
  /* SVG <g> elements positioned by cx/cy — no HTML overlay tricks needed */
}
.hotspot__btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  border: 3px solid #fff;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: background var(--t1), transform var(--t1);
  position: relative;
  z-index: 2;
}
.hotspot__btn:hover, .hotspot__btn.active {
  background: var(--copper);
  transform: scale(1.15);
}
.hotspot__pulse {
  position: absolute;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0.3;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%  { transform: translate(-50%,-50%) scale(1); opacity: 0.35; }
  70% { transform: translate(-50%,-50%) scale(1.6); opacity: 0; }
  100%{ transform: translate(-50%,-50%) scale(1); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .hotspot__pulse { animation: none; }
}
.layer-toggle {
  display: flex;
  gap: var(--s2);
  flex-wrap: wrap;
  margin-bottom: var(--s5);
}
.layer-btn {
  padding: 8px 16px;
  border: 2px solid var(--border);
  border-radius: var(--r1);
  background: var(--bg);
  cursor: pointer;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  min-height: 44px;
  transition: all var(--t1);
  font-family: var(--f-body);
  display: flex; align-items: center; gap: var(--s2);
}
.layer-btn.cold.active { background: #1A6DB8; border-color: #1A6DB8; color: #fff; }
.layer-btn.hot.active  { background: #C03010; border-color: #C03010; color: #fff; }
.layer-btn.drain.active{ background: #4A6830; border-color: #4A6830; color: #fff; }
.layer-dot { width: 10px; height: 10px; border-radius: 50%; }
.layer-btn.cold  .layer-dot { background: #1A6DB8; }
.layer-btn.hot   .layer-dot { background: #C03010; }
.layer-btn.drain .layer-dot { background: #4A6830; }
.layer-btn.cold.active  .layer-dot { background: rgba(255,255,255,0.8); }
.layer-btn.hot.active   .layer-dot { background: rgba(255,255,255,0.8); }
.layer-btn.drain.active .layer-dot { background: rgba(255,255,255,0.8); }
.part-detail {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s5);
  margin-top: var(--s5);
  display: none;
  box-shadow: var(--shadow-md);
}
.part-detail.show { display: block; }
.part-detail h3 { margin-bottom: var(--s3); font-size: 1.2rem; }
.part-detail .part-lifespan {
  display: inline-flex;
  gap: var(--s2);
  align-items: center;
  font-size: 0.82rem;
  background: var(--bg-alt);
  padding: 4px 10px;
  border-radius: var(--r1);
  margin-bottom: var(--s4);
  color: var(--text-muted);
}
.part-detail .part-lifespan strong { color: var(--text); }
.part-detail .part-signs h4 { font-size: 0.88rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: var(--s2); }
.part-detail .part-signs ul { padding-left: var(--s4); list-style: disc; display: flex; flex-direction: column; gap: var(--s1); }
.part-detail .part-signs li { font-size: 0.9rem; color: var(--text-muted); }
.age-slider-wrap { margin-top: var(--s5); padding-top: var(--s5); border-top: 1px solid var(--border); }
.age-slider-wrap label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--s2);
}
input[type="range"].age-slider {
  width: 100%;
  accent-color: var(--blue);
  height: 6px;
  cursor: pointer;
}
.age-verdict {
  display: inline-block;
  margin-top: var(--s3);
  padding: 6px 14px;
  border-radius: var(--r1);
  font-weight: 700;
  font-size: 0.88rem;
}
.age-verdict.good    { background: var(--success-bg); color: var(--success); }
.age-verdict.watch   { background: var(--warn-bg); color: var(--warn); }
.age-verdict.replace { background: var(--danger-bg); color: var(--danger); }
.age-verdict.over    { background: var(--danger); color: #fff; }
.era-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s5);
  margin-top: var(--s6);
}
.era-card h3 { font-size: 1rem; margin-bottom: var(--s4); }
.era-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.era-table th {
  text-align: left;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: var(--s2) var(--s3);
  border-bottom: 2px solid var(--border);
}
.era-table td {
  padding: var(--s3);
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  color: var(--text);
}
.era-table tr:last-child td { border-bottom: none; }
.era-table td:first-child { font-weight: 700; white-space: nowrap; }
.progress-tracker {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r2);
  padding: var(--s4) var(--s5);
  display: flex;
  align-items: center;
  gap: var(--s4);
  margin-top: var(--s6);
}
.progress-tracker p { font-size: 0.88rem; color: var(--text-muted); flex: 1; margin: 0; }
.progress-tracker strong { color: var(--blue); }
.progress-tracker .btn { flex-shrink: 0; }

/* ── FLOW ANIMATION (know page) ─────────────────────────── */
.flow-line {
  stroke-dasharray: 8 6;
  stroke-dashoffset: 0;
  animation: flow 1.6s linear infinite;
}
@keyframes flow {
  to { stroke-dashoffset: -28; }
}
@media (prefers-reduced-motion: reduce) {
  .flow-line { animation: none; }
}

/* ── UTILITY ─────────────────────────────────────────────── */
.mt-2 { margin-top: var(--s2); }
.mt-4 { margin-top: var(--s4); }
.mt-6 { margin-top: var(--s6); }
.mb-4 { margin-bottom: var(--s4); }
.mb-6 { margin-bottom: var(--s6); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.hidden { display: none !important; }
.section-head { margin-bottom: var(--s6); }

/* ── DARK-MODE CONTRAST OVERRIDES ──────────────────────────
   In dark mode the copper and blue-dk tokens are too light
   for white text at WCAG AA. These targeted rules fix that.
   ──────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .topbar { background: #163858; }
  :root:not([data-theme="light"]) .topbar__links a { color: rgba(255,255,255,0.8); }
  :root:not([data-theme="light"]) .btn--primary { color: #1C1A16; }
  :root:not([data-theme="light"]) .btn--primary:hover { color: #1C1A16; }
}
:root[data-theme="dark"] .topbar { background: #163858; }
:root[data-theme="dark"] .topbar__links a { color: rgba(255,255,255,0.8); }
:root[data-theme="dark"] .btn--primary { color: #1C1A16; }
:root[data-theme="dark"] .btn--primary:hover { color: #1C1A16; }

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 3px;
}