/* ==========================================================================
   Reston Aesthetics — shared page components (Face Institute pattern)
   Floating pill header, overlay menu, detail-page sections.
   Depends on the tokens in styles.css.
   ========================================================================== */

:root {
  --taupe-panel: #8B8175;
  --panel-light: #EDE9E3;
  --brown-deep: #2F2A25;
  --brown-mid: #4A4139;
  --inset: clamp(0.6rem, 1.2vw, 1rem);
  --sans: var(--body);
}

body { padding-top: 0; }
main { padding-top: calc(var(--inset) * 2 + 64px); }

/* headings on detail pages: sans with italic serif accent (TFI style) */
.hx {
  font-family: var(--sans); font-weight: 400; letter-spacing: -0.01em; line-height: 1.12; color: var(--cocoa);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
}
.hx em { font-family: var(--display); font-style: italic; font-weight: 400; }
.eyebrow-sm { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 600; color: var(--taupe); margin-bottom: 1rem; }

/* ---------- Floating header ---------- */
.site-head {
  position: fixed; top: var(--inset); left: var(--inset); right: var(--inset); z-index: 60;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 0.6rem 0 1rem;
  background: rgba(247, 244, 239, 0.9); backdrop-filter: blur(10px);
  border: 1px solid rgba(58, 53, 46, 0.08); border-radius: 14px;
  box-shadow: 0 10px 30px -22px rgba(58, 53, 46, 0.5);
}
.site-head__logo { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--cocoa); }
.site-head__logo img { width: 38px; height: 38px; border-radius: 50%; }
.site-head__logo span { font-family: var(--display); font-size: 0.95rem; letter-spacing: 0.12em; text-transform: uppercase; line-height: 1; }
.site-head__right { display: flex; align-items: center; gap: 0.5rem; }
.site-head .btn--dark { min-height: 42px; padding: 0.55rem 1.1rem; font-size: 0.85rem; }
.site-head__burger, .menu__close {
  width: 42px; height: 42px; border-radius: 10px; background: var(--sand); color: var(--cocoa);
  display: grid; place-items: center; position: relative; transition: background-color 0.2s;
}
.site-head__burger:hover, .menu__close:hover { background: var(--dune); }
.site-head__burger span { position: absolute; left: 12px; width: 18px; height: 1.5px; background: currentColor; }
.site-head__burger span:first-child { top: 16px; }
.site-head__burger span:nth-child(2) { top: 21px; }
.site-head__burger span:nth-child(3) { top: 26px; }
.btn { white-space: nowrap; }
.menu__card span { white-space: nowrap; }
@media (max-width: 480px) { .site-head .btn--dark, .menu__bar .btn--dark { display: none; } }

/* ---------- Overlay menu ---------- */
.menu {
  position: fixed; inset: var(--inset); z-index: 70;
  background: var(--cream); border-radius: 16px;
  box-shadow: 0 40px 80px -30px rgba(58, 53, 46, 0.6);
  display: none; flex-direction: column; overflow: hidden;
}
.menu.is-open { display: flex; }
body.menu-open { overflow: hidden; }
.menu__bar { display: flex; align-items: center; justify-content: space-between; padding: 0.7rem 0.7rem 0.7rem 1.2rem; border-bottom: 1px solid var(--line); }
.menu__bar .site-head__right { gap: 0.5rem; }
.menu__body { flex: 1; overflow-y: auto; padding: 1.5rem 1.2rem 2rem; display: grid; gap: 2rem; }
.menu__contact { display: grid; gap: 0.6rem; font-size: 0.9rem; }
.menu__contact a { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; color: var(--cocoa); }
.menu__contact svg { width: 15px; height: 15px; color: var(--taupe); }
.menu__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin-top: 1.5rem; }
.menu__card { background: var(--white); border-radius: 12px; padding: 0.75rem; text-decoration: none; color: var(--cocoa); display: grid; gap: 0.6rem; border: 1px solid var(--line); }
.menu__card img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 8px; background: var(--sand); }
.menu__card span { display: flex; justify-content: space-between; font-size: 0.82rem; font-weight: 500; }
.menu__nav { display: grid; align-content: start; }
.menu__link, .menu__acc {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  padding: 0.9rem 0; border-bottom: 1px solid var(--line);
  font-size: 1.2rem; color: var(--cocoa); text-decoration: none; text-align: left;
}
.menu__acc svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.menu__acc[aria-expanded="true"] svg { transform: rotate(180deg); }
.menu__panel { display: none; padding: 0.5rem 0 1.25rem 1rem; border-bottom: 1px solid var(--line); }
.menu__panel.is-open { display: block; }
.menu__cols { display: grid; gap: 1.25rem; }
.menu__cols h5 { font-size: 0.92rem; font-weight: 600; color: var(--cocoa); margin: 0 0 0.4rem; }
.menu__cols a { display: block; font-size: 0.92rem; color: var(--umber); text-decoration: none; padding: 0.22rem 0; }
.menu__cols a:hover { color: var(--cocoa); text-decoration: underline; text-underline-offset: 0.2em; }
.menu__panel .btn { margin-top: 1rem; }
@media (min-width: 900px) {
  .menu__body { grid-template-columns: 5fr 7fr; gap: 4rem; padding: 2rem 2.5rem 2.5rem; }
  .menu__cols { grid-template-columns: repeat(2, 1fr); }
  .menu__cols--3 { grid-template-columns: repeat(3, 1fr); }
  .menu__link, .menu__acc { font-size: 1.35rem; }
}
@media (min-width: 1200px) { .menu__cols--3 { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Detail hero ---------- */
.dhero { display: grid; gap: var(--inset); padding: 0 var(--inset); }
.dhero__panel {
  border-radius: 16px; padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex; flex-direction: column; min-height: 420px;
  background: var(--panel-light); color: var(--cocoa);
}
.dhero__panel--dark { background: var(--taupe-panel); color: var(--cream); }
.dhero__panel--dark .eyebrow-sm { color: rgba(247, 244, 239, 0.7); }
.dhero__title { font-family: var(--sans); font-weight: 400; font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.05; letter-spacing: -0.015em; margin-bottom: 0.75rem; }
.dhero__tag { font-size: 1.05rem; max-width: 30rem; opacity: 0.85; }
.dhero__bottom { margin-top: auto; padding-top: 2rem; display: grid; gap: 1.25rem; }
.facts { display: grid; gap: 0; }
.facts div { display: flex; justify-content: space-between; gap: 1rem; padding: 0.6rem 0; border-bottom: 1px solid rgba(58, 53, 46, 0.12); font-size: 0.86rem; }
.facts dt { display: flex; align-items: center; gap: 0.5rem; color: var(--umber); }
.facts dt svg { width: 14px; height: 14px; color: var(--taupe); }
.facts dd { margin: 0; text-align: right; font-weight: 500; }
.dhero__bottom .btn { justify-self: start; }
.dhero__media { border-radius: 16px; overflow: hidden; min-height: 320px; background: var(--sand); }
.dhero__media img { width: 100%; height: 100%; object-fit: cover; }
@media (min-width: 900px) {
  .dhero { grid-template-columns: 1fr 1fr; min-height: min(calc(100vh - 64px - var(--inset) * 3), 760px); }
  .dhero__panel { min-height: 0; }
  .dhero__media { min-height: 0; }
}

/* ---------- Detail sections ---------- */
.dsection { padding-block: clamp(3.5rem, 7vw, 6rem); }
.dsection--sand { background: var(--sand); }
.dsection--cream { background: var(--cream); }

.overview { display: grid; gap: 2.5rem; }
.overview__copy { max-width: 40rem; }
.overview__copy .hx { margin-bottom: 1.25rem; }
.overview__copy p { margin-bottom: 1rem; font-size: 0.98rem; }
.overview__copy h3 { font-family: var(--sans); font-weight: 500; font-size: 1.2rem; color: var(--cocoa); margin: 1.75rem 0 0.6rem; }
.checks { display: grid; gap: 0.4rem; margin-bottom: 0.5rem; }
.checks li { position: relative; padding-left: 1.4rem; font-size: 0.95rem; }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--gold-deep); font-weight: 600; }
.ask { background: var(--sand); border-radius: 16px; padding: 1.75rem 1.5rem; align-self: start; }
.ask h3 { font-family: var(--sans); font-weight: 400; font-size: 1.35rem; line-height: 1.25; color: var(--cocoa); margin-bottom: 1.25rem; }
.ask .form__row { margin-bottom: 0.9rem; }
.ask label { font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 600; color: var(--umber); display: block; margin-bottom: 0.3rem; }
.ask input { width: 100%; min-height: 46px; padding: 0.6rem 0.9rem; border: 1px solid var(--dune); border-radius: 10px; background: var(--white); }
.ask input:focus { outline: none; border-color: var(--gold-deep); }
.ask .btn { width: 100%; margin-top: 0.4rem; }
.ask__ok { margin-top: 0.75rem; font-size: 0.9rem; color: var(--gold-deep); }
@media (min-width: 900px) { .overview { grid-template-columns: 7fr 5fr; gap: 4rem; } .ask { position: sticky; top: 96px; } }

/* card grids */
.cards-section { display: grid; gap: 2rem; }
.cards-section__head { display: grid; gap: 1rem; align-content: start; }
.cards-section__head .btn { justify-self: start; }
.cards { display: grid; gap: 1.25rem; }
.card { text-decoration: none; color: var(--cocoa); display: grid; gap: 0.6rem; }
.card__media { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 4 / 3; background: var(--sand); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.card:hover .card__media img { transform: scale(1.04); }
.card__badge {
  position: absolute; left: 0.7rem; top: 0.7rem; display: inline-flex; align-items: center; gap: 0.35rem;
  background: rgba(247, 244, 239, 0.92); color: var(--cocoa); font-size: 0.72rem; font-weight: 600;
  padding: 0.35rem 0.7rem; border-radius: 999px;
}
.card__badge svg { width: 12px; height: 12px; }
.card__go {
  position: absolute; right: 0.7rem; top: 0.7rem; width: 32px; height: 32px; border-radius: 50%;
  background: rgba(247, 244, 239, 0.92); color: var(--cocoa); display: grid; place-items: center; font-size: 0.9rem;
}
.card h3 { font-family: var(--sans); font-weight: 500; font-size: 1rem; line-height: 1.3; }
.card p { font-size: 0.84rem; color: var(--taupe); }
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .cards-section { grid-template-columns: 3fr 9fr; gap: 3rem; } .cards { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .cards--4 { grid-template-columns: repeat(4, 1fr); } }

/* benefits block */
.benefits {
  border-radius: 16px; padding: clamp(1.5rem, 3vw, 2.5rem);
  background: linear-gradient(135deg, var(--brown-mid), var(--brown-deep)); color: var(--cream);
  display: grid; gap: 2rem; position: relative; overflow: hidden;
}
.benefits .hx { color: var(--cream); }
.benefits__intro { display: grid; gap: 1rem; align-content: space-between; }
.benefits__intro p { font-size: 0.95rem; color: rgba(247, 244, 239, 0.8); max-width: 22rem; }
.benefits__intro .btn { justify-self: start; }
.benefits__grid { display: grid; gap: 1px; background: rgba(247, 244, 239, 0.14); border-radius: 12px; overflow: hidden; }
.benefit { background: rgba(47, 42, 37, 0.65); padding: 1.5rem 1.25rem; display: grid; gap: 2.5rem; align-content: space-between; min-height: 150px; }
.benefit__n { width: 28px; height: 28px; border-radius: 50%; border: 1px solid rgba(247, 244, 239, 0.5); display: grid; place-items: center; font-size: 0.75rem; }
.benefit p { font-size: 0.95rem; font-weight: 500; line-height: 1.4; }
.benefits__mark { position: absolute; right: -10px; top: -10px; width: 180px; opacity: 0.08; pointer-events: none; }
@media (min-width: 640px) { .benefits__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .benefits { grid-template-columns: 4fr 8fr; gap: 3rem; } .benefits__grid { grid-template-columns: repeat(3, 1fr); } }

/* before / after */
.ba { display: grid; gap: 1.25rem; }
.ba__pair { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.ba__img { aspect-ratio: 4 / 5; border-radius: 12px; background: var(--shimmer); display: grid; place-items: end start; padding: 0.75rem; }
.ba__img span { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; color: var(--cocoa); background: rgba(247, 244, 239, 0.9); padding: 0.3rem 0.6rem; border-radius: 999px; }
.ba__copy { display: grid; gap: 1rem; align-content: center; }
.ba__copy p { font-size: 0.95rem; }
.ba__copy .btn { justify-self: start; }
@media (min-width: 900px) { .ba { grid-template-columns: 4fr 8fr; gap: 3rem; } .ba__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; } }

/* FAQ */
.faq { display: grid; gap: 2rem; }
.faq__list { display: grid; }
.faq__list details { border-bottom: 1px solid var(--line); }
.faq__list summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1.1rem 0; font-size: 1.02rem; font-weight: 500; color: var(--cocoa);
}
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after { content: "+"; font-size: 1.3rem; color: var(--taupe); flex-shrink: 0; }
.faq__list details[open] summary::after { content: "–"; }
.faq__list details p { padding: 0 0 1.25rem; font-size: 0.95rem; max-width: 46rem; }
@media (min-width: 900px) { .faq { grid-template-columns: 4fr 8fr; gap: 3rem; } }

/* steps (conditions) */
.steps-block { display: grid; gap: 2rem; }
.steps-block__head { display: grid; gap: 0.75rem; align-content: start; }
.steps-block__head p { color: var(--taupe); font-size: 0.95rem; }
.steplist { display: grid; gap: 0; counter-reset: s; }
.steplist li { display: grid; grid-template-columns: 40px 1fr; gap: 1rem; padding: 1.25rem 0; border-top: 1px solid var(--line); }
.steplist li:last-child { border-bottom: 1px solid var(--line); }
.steplist .n { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--cocoa); display: grid; place-items: center; font-size: 0.78rem; color: var(--cocoa); }
.steplist h3 { font-family: var(--sans); font-weight: 500; font-size: 1.05rem; color: var(--cocoa); margin-bottom: 0.35rem; }
.steplist p { font-size: 0.95rem; }
.areas { display: grid; gap: 1rem; margin-top: 2.5rem; }
.area { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 1.25rem; }
.area h4 { font-family: var(--sans); font-weight: 500; font-size: 1rem; color: var(--cocoa); margin-bottom: 0.5rem; }
.area li { font-size: 0.9rem; color: var(--umber); padding: 0.15rem 0; }
.candidate { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.candidate h3 { font-family: var(--sans); font-weight: 500; font-size: 1.1rem; color: var(--cocoa); margin-bottom: 0.5rem; }
.candidate p { font-size: 0.95rem; max-width: 44rem; }
@media (min-width: 640px) { .areas { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .steps-block { grid-template-columns: 4fr 8fr; gap: 3rem; } }

/* options & pricing */
.options { display: grid; gap: 2rem; }
.options__list { display: grid; }
.option { display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 1.5rem; padding: 1rem 0; border-top: 1px solid var(--line); align-items: baseline; }
.option:last-child { border-bottom: 1px solid var(--line); }
.option h3 { font-family: var(--sans); font-weight: 500; font-size: 1rem; color: var(--cocoa); }
.option__price { font-family: var(--display); font-size: 1.25rem; color: var(--cocoa); font-variant-numeric: tabular-nums; }
.option p { grid-column: 1 / -1; font-size: 0.9rem; color: var(--umber); }
.option__meta { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--taupe); grid-column: 1 / -1; }
.options__note { font-size: 0.85rem; color: var(--taupe); margin-top: 1rem; }
@media (min-width: 900px) { .options { grid-template-columns: 4fr 8fr; gap: 3rem; } }

/* index heroes */
.ihero { margin: 0 var(--inset); border-radius: 16px; overflow: hidden; position: relative; min-height: min(60vh, 640px); background: var(--sand); display: grid; }
.ihero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ihero__copy { position: relative; padding: clamp(1.5rem, 3vw, 2.5rem); align-self: start; color: var(--cream); text-shadow: 0 2px 20px rgba(0,0,0,0.25); }
.ihero__copy .eyebrow-sm { color: rgba(247,244,239,0.8); }
.ihero__title { font-family: var(--sans); font-weight: 400; font-size: clamp(2rem, 4.5vw, 3.4rem); line-height: 1.1; max-width: 16ch; }
.ihero__title em { font-family: var(--display); font-style: italic; }
.ihero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(58,53,46,0.45), rgba(58,53,46,0) 60%); pointer-events: none; }
.ihero__copy { z-index: 1; }

.cat-tabs { display: flex; gap: 1.25rem; overflow-x: auto; scrollbar-width: none; padding-bottom: 0.5rem; margin-bottom: 1.5rem; }
.cat-tabs::-webkit-scrollbar { display: none; }
.cat-tabs a { white-space: nowrap; font-size: 0.92rem; color: var(--umber); text-decoration: none; padding: 0.4rem 0; border-bottom: 2px solid transparent; }
.cat-tabs a:hover { color: var(--cocoa); border-color: var(--cocoa); }
.cat-block + .cat-block { margin-top: 3rem; }
.cat-block h2 { font-family: var(--sans); font-weight: 400; font-size: 1.5rem; color: var(--cocoa); margin-bottom: 1.25rem; }

.breadcrumb { font-size: 0.8rem; color: var(--taupe); margin-bottom: 1rem; }
.breadcrumb a { color: inherit; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

@media (prefers-reduced-motion: reduce) {
  .card:hover .card__media img { transform: none; }
}