/* Trueflow Plumbing: layout and components.
   Colors and fonts come from the active theme via var(--token) only. */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-accent); }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; }

.container { width: min(var(--container), 100% - 2.5rem); margin-inline: auto; }
.container.narrow { width: min(46rem, 100% - 2.5rem); }

.section { padding-block: clamp(3rem, 8vw, 5.5rem); }
.section-alt { background: var(--color-surface); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin-bottom: 0.6rem; }
p { color: var(--color-text); }
.muted { color: var(--color-muted); }

.skip-link {
  position: absolute; left: 1rem; top: -100%; z-index: 50;
  background: var(--color-accent); color: var(--color-accent-contrast);
  padding: 0.6rem 1.2rem; border-radius: 999px; font-weight: 700; text-decoration: none;
}
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--color-bg); border-bottom: 2px solid var(--color-line);
}
.header-bar { display: flex; align-items: center; flex-wrap: wrap; gap: 0.8rem; min-height: 68px; padding-block: 0.5rem; }
.brand {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.2rem;
  color: var(--color-text); text-decoration: none;
}
.brand-drop { width: 0.85rem; height: 0.85rem; border-radius: 50% 50% 50% 0; background: var(--color-accent); transform: rotate(45deg); }
.nav-check { display: none; }
.nav-burger { display: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: 0.35rem 0.5rem; list-style: none; padding: 0; margin-left: auto; }
.nav-links a {
  color: var(--color-text); text-decoration: none; font-weight: 700; font-size: 0.92rem;
  padding: 0.45rem 0.95rem; border-radius: 999px;
}
.nav-links a:hover { background: var(--color-surface); color: var(--color-accent); }

@media (max-width: 740px) {
  .nav-check { display: block; position: absolute; width: 1px; height: 1px; opacity: 0; margin: 0; }
  .nav-burger {
    display: inline-flex; align-items: center; margin-left: auto;
    padding: 0.5rem 1.2rem; border-radius: 999px; border: 2px solid var(--color-line);
    background: var(--color-card); color: var(--color-text);
    font-weight: 700; font-size: 0.9rem; cursor: pointer;
  }
  .nav-check:focus-visible ~ .nav-burger { outline: 3px solid var(--color-accent); outline-offset: 2px; }
  .site-header nav { flex: 1 1 100%; }
  .nav-links { display: none; margin: 0.3rem 0 0.7rem; }
  .nav-check:checked ~ nav .nav-links { display: grid; gap: 0.3rem; }
}

/* hero: rounded panel */
.hero { padding-block: clamp(1.5rem, 4vw, 3rem); }
.hero-panel {
  background: var(--color-surface); border-radius: 34px;
  padding: clamp(1.6rem, 5vw, 3.5rem);
}
.hero-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  gap: 2.2rem; align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.45rem;
  color: var(--color-accent); font-weight: 700; font-size: 0.85rem;
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.9rem;
}
.eyebrow::before { content: ""; width: 0.6rem; height: 0.6rem; border-radius: 50% 50% 50% 0; background: var(--color-accent); transform: rotate(45deg); }
.hero h1 { font-size: clamp(2.2rem, 5.5vw, 3.6rem); max-width: 20ch; }
.lede { font-size: clamp(1.05rem, 1.8vw, 1.25rem); color: var(--color-muted); max-width: 46ch; margin-top: 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.7rem; }
.hero-media img { border-radius: 24px; box-shadow: var(--shadow); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }

/* buttons: pills */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.85rem 1.7rem; border-radius: 999px; border: 2px solid transparent;
  font-family: var(--font-display); font-weight: 600; font-size: 1rem;
  text-decoration: none; transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-primary { background: var(--color-accent); color: var(--color-accent-contrast); }
.btn-ghost { border-color: var(--color-accent); color: var(--color-accent); background: var(--color-card); }
.btn-invert { background: var(--color-accent-contrast); color: var(--color-accent); }

/* stats: pill chips */
.stats { padding-block: 1.4rem 0.4rem; }
.stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.9rem; }
.stat {
  display: grid; gap: 0.1rem; text-align: center;
  background: var(--color-card); border: 2px solid var(--color-line);
  border-radius: 999px; padding: 0.8rem 1.6rem; min-width: 9.5rem;
}
.stat b { font-family: var(--font-display); font-weight: 600; font-size: 1.6rem; color: var(--color-accent); }
.stat span { color: var(--color-muted); font-size: 0.85rem; font-weight: 600; }

/* section head */
.section-head { max-width: 58ch; margin-bottom: 1.8rem; }
.section-intro { color: var(--color-muted); }

/* cards: rounded with valve dot */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); gap: 1.2rem; }
.card { background: var(--color-card); border: 2px solid var(--color-line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.card-valve { display: block; width: 2.4rem; height: 0.55rem; border-radius: 999px; background: var(--color-accent); margin-bottom: 1rem; }
.card h3 { font-size: 1.18rem; margin-bottom: 0.45rem; }
.card p { color: var(--color-muted); font-size: 0.97rem; }

/* split */
.split {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  gap: 2.4rem; align-items: center;
}
.split-media img { border-radius: 28px; box-shadow: var(--shadow); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.split-body p { color: var(--color-muted); margin-top: 0.9rem; }

/* steps: rounded pipe rail */
.steps { display: grid; gap: 1.1rem; list-style: none; padding: 0; }
.steps li {
  position: relative; background: var(--color-card); border: 2px solid var(--color-line);
  border-radius: 22px; padding: 1.2rem 1.4rem 1.2rem 3.6rem;
}
.steps li::before {
  content: ""; position: absolute; left: 1.15rem; top: 1.45rem;
  width: 1.05rem; height: 1.05rem; border-radius: 50%;
  background: var(--color-accent); box-shadow: 0 0 0 4px var(--color-surface);
}
.steps li h3 { font-size: 1.1rem; }
.steps li p { color: var(--color-muted); font-size: 0.96rem; margin-top: 0.3rem; }

/* quotes: bubble */
.quote {
  background: var(--color-card); border: 2px solid var(--color-line);
  border-radius: 26px 26px 26px 6px; padding: 1.4rem; box-shadow: var(--shadow);
}
.quote figcaption { margin-top: 0.7rem; color: var(--color-muted); font-size: 0.9rem; font-weight: 700; }
.quote figcaption span { font-weight: 400; }

/* faq */
.faq-item { border-bottom: 2px solid var(--color-line); padding: 0.7rem 0; }
.faq-item summary { cursor: pointer; font-family: var(--font-display); font-weight: 600; padding-block: 0.3rem; }
.faq-item p { color: var(--color-muted); margin-top: 0.4rem; }

/* contact */
.contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 2.4rem; align-items: start;
}
.contact-title { font-size: clamp(1.8rem, 3.6vw, 2.4rem); }
.contact-lede { color: var(--color-muted); margin-top: 0.7rem; max-width: 44ch; }
.contact-lines { list-style: none; padding: 0; display: grid; gap: 0.5rem; margin-top: 1.2rem; }
.contact-lines a {
  display: inline-block; background: var(--color-card); border: 2px solid var(--color-line);
  border-radius: 999px; padding: 0.5rem 1.2rem; font-weight: 700; text-decoration: none;
}
.contact-lines a:hover { color: var(--color-accent); }
.contact-address { margin-top: 1rem; }
.contact-social { list-style: none; padding: 0; display: flex; gap: 1rem; margin-top: 1rem; }
.contact-form {
  display: grid; gap: 1rem; align-content: start;
  background: var(--color-card); border: 2px solid var(--color-line);
  border-radius: 26px; padding: 1.7rem; box-shadow: var(--shadow);
}
.field { display: grid; gap: 0.35rem; }
.field label { font-weight: 700; font-size: 0.92rem; }
.field input, .field textarea {
  padding: 0.75rem 1.1rem; border: 2px solid var(--color-line); border-radius: 14px;
  font: inherit; background: var(--color-bg); color: var(--color-text);
}
.field textarea { min-height: 130px; resize: vertical; }
.hp-field { position: absolute !important; left: -5000px !important; width: 1px; height: 1px; overflow: hidden; }

/* cta: rounded panel */
.cta-panel {
  background: var(--color-accent); color: var(--color-accent-contrast);
  border-radius: 32px; text-align: center; padding: clamp(2.4rem, 6vw, 4rem);
}
.cta-panel h2 { font-size: clamp(1.9rem, 4.4vw, 2.8rem); }
.cta-panel p { color: var(--color-accent-contrast); opacity: 0.92; max-width: 50ch; margin: 0.8rem auto 1.7rem; }

/* footer */
.site-footer { background: var(--color-surface); padding: 2.6rem 0 1.6rem; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); gap: 2rem; }
.footer-brand { font-family: var(--font-display); font-weight: 600; }
.footer-blurb { color: var(--color-muted); margin-top: 0.5rem; max-width: 34ch; }
.site-footer ul { list-style: none; padding: 0; display: grid; gap: 0.45rem; }
.site-footer h3 { font-size: 0.88rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); margin-bottom: 0.55rem; }
.site-footer a { color: var(--color-text); text-decoration: none; }
.site-footer a:hover { color: var(--color-accent); }
.footer-social { display: flex !important; gap: 1rem !important; margin-top: 0.9rem; }
.footer-base { margin-top: 2rem; padding-top: 1.2rem; border-top: 2px solid var(--color-line); color: var(--color-muted); font-size: 0.9rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}