/* ==========================================================================
   MILLWALL ROOFING — Concept build by WNTRS
   Dark, architectural, industrial. Editorial headlines, minimal UI.
   ========================================================================== */

:root {
  --ink: #121210;
  --ink-deep: #090908;
  --ink-raised: #1c1b18;
  --paper: #f2efe7;
  --paper-dim: #cfcbbf;
  --steel: #9a9d9f;
  --steel-dim: #6b6e70;
  --line: rgba(242, 239, 231, 0.14);
  --line-strong: rgba(242, 239, 231, 0.28);
  --copper: #c1683f;
  --copper-bright: #d98457;

  --font-display: "Big Shoulders Display", "Arial Narrow", Impact, sans-serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container: 1360px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--copper-bright);
  outline-offset: 3px;
}
button { font-family: inherit; background: none; border: none; cursor: pointer; color: inherit; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 2000;
  background: var(--paper); color: var(--ink); padding: 12px 20px; font-weight: 600;
}
.skip-link:focus { left: 20px; top: 20px; }

.kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--copper-bright);
  font-weight: 600;
  margin-bottom: 14px;
}
.section-heading {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.02;
  font-size: clamp(34px, 5.4vw, 68px);
  color: var(--paper);
}

/* ---------- Concept strip / preloader / scroll progress ---------- */
.concept-strip {
  position: relative; z-index: 900;
  background: var(--ink-deep);
  border-bottom: 1px solid var(--line);
  text-align: center;
  padding: 8px var(--gutter);
}
.concept-strip p {
  margin: 0; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--steel);
}
.concept-strip a { color: var(--copper-bright); text-decoration: underline; }

.preloader {
  position: fixed; inset: 0; z-index: 3000;
  background: var(--ink-deep);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}
.preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__mark {
  font-family: var(--font-display); font-weight: 800; text-transform: uppercase;
  letter-spacing: 0.1em; font-size: 28px; color: var(--paper);
}
.preloader__bar { width: 160px; height: 2px; background: var(--line); overflow: hidden; }
.preloader__bar span {
  display: block; width: 40%; height: 100%; background: var(--copper);
  animation: preload-sweep 1.1s ease-in-out infinite;
}
@keyframes preload-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: var(--copper); z-index: 1500; transition: width 0.1s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 20px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), padding 0.4s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(18, 18, 16, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}
.site-header__inner {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: flex; flex-direction: column; line-height: 1; }
.brand__mark {
  font-family: var(--font-display); font-weight: 800; font-size: 22px;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--paper);
}
.brand__sub { font-size: 9px; letter-spacing: 0.3em; color: var(--copper-bright); text-transform: uppercase; margin-top: 3px; }

.primary-nav ul { display: flex; gap: 36px; }
.primary-nav a {
  font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 500;
  position: relative; padding-bottom: 4px;
}
.primary-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--copper-bright); transition: width 0.3s var(--ease);
}
.primary-nav a:hover::after, .primary-nav a:focus-visible::after { width: 100%; }

.site-header__right { display: flex; align-items: center; gap: 22px; }
.header-phone { font-size: 13px; letter-spacing: 0.04em; color: var(--steel); white-space: nowrap; }
.header-phone:hover { color: var(--paper); }

@media (max-width: 980px) {
  .primary-nav, .header-phone { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 30px; font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  white-space: nowrap; border-radius: 2px;
  transition: transform 0.35s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.btn span { display: inline-block; }
.btn--fill { background: var(--copper); color: var(--ink-deep); }
.btn--fill:hover { background: var(--copper-bright); }
.btn--line { border: 1px solid var(--line-strong); color: var(--paper); }
.btn--line:hover { border-color: var(--copper-bright); color: var(--copper-bright); }
.btn--text { position: relative; padding: 15px 4px; color: var(--paper); }
.btn--text::after {
  content: ""; position: absolute; left: 4px; right: 4px; bottom: 10px; height: 1px; background: var(--line-strong);
  transition: background 0.3s var(--ease);
}
.btn--text:hover::after { background: var(--copper-bright); }

@media (hover: hover) and (pointer: fine) {
  .btn--magnetic:hover { transform: translateY(-2px); }
}

/* ---------- Mobile nav ---------- */
.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 32px; height: 24px; padding: 0;
}
.nav-toggle span { display: block; width: 100%; height: 1.5px; background: var(--paper); transition: transform 0.35s var(--ease), opacity 0.25s var(--ease); }
.nav-toggle.is-active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 980px) {
  .nav-toggle { display: flex; }
}

.mobile-nav {
  position: fixed; inset: 0; z-index: 950;
  background: var(--ink-deep);
  display: flex; flex-direction: column; justify-content: center; gap: 34px;
  padding: 0 var(--gutter);
  transform: translateY(-100%);
  transition: transform 0.5s var(--ease);
  visibility: hidden;
}
.mobile-nav.is-open { transform: translateY(0); visibility: visible; }
.mobile-nav ul { display: flex; flex-direction: column; gap: 18px; }
.mobile-nav a {
  font-family: var(--font-display); font-weight: 700; font-size: 32px; letter-spacing: 0.02em;
  text-transform: uppercase; color: var(--paper);
}
.mobile-nav a.btn { font-family: var(--font-sans); font-size: 12px; font-weight: 600; }
.mobile-nav a.btn--fill { color: var(--ink-deep); }

/* ---------- Reveal utilities ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

[data-reveal-text] { overflow: hidden; }
[data-reveal-text] .word-line { display: block; transform: translateY(110%); opacity: 0; transition: transform 0.9s var(--ease-soft), opacity 0.9s var(--ease-soft); }
[data-reveal-text].is-visible .word-line { transform: translateY(0); opacity: 1; }

[data-scale-in] img, [data-scale-in] .ba { transform: scale(1.08); transition: transform 1.3s var(--ease-soft); }
[data-scale-in].is-visible img, [data-scale-in].is-visible .ba { transform: scale(1); }

.mask { display: block; overflow: hidden; }
.mask__inner { display: block; transform: translateY(110%); transition: transform 1s var(--ease-soft); }
.hero.is-ready .mask__inner { transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-text] .word-line, [data-scale-in] img, [data-scale-in] .ba, .mask__inner {
    opacity: 1 !important; transform: none !important; transition: none !important;
  }
}

/* ---------- Media frame helper ---------- */
.media-frame { position: relative; overflow: hidden; background: var(--ink-raised); }
.media-frame img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Hero ---------- */
.hero {
  position: relative; height: 100svh; min-height: 620px;
  display: flex; flex-direction: column; justify-content: flex-end;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 115%; object-fit: cover; object-position: center 35%; will-change: transform; }
.hero__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(9,9,8,0.55) 0%, rgba(9,9,8,0.25) 35%, rgba(9,9,8,0.85) 100%);
}
.hero__content { position: relative; z-index: 2; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter) clamp(60px, 9vw, 110px); width: 100%; }
.hero__headline {
  font-family: var(--font-display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(42px, 8.6vw, 118px); line-height: 0.98; letter-spacing: 0.005em;
  color: var(--paper); margin-bottom: 26px;
}
.hero__sub { max-width: 46ch; font-size: clamp(15px, 1.6vw, 18px); line-height: 1.65; color: var(--paper-dim); margin-bottom: 34px; }
.hero__ctas { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 30px; }
.hero__trust { display: flex; align-items: center; gap: 10px; font-size: 13px; letter-spacing: 0.04em; color: var(--steel); }
.hero__trust .stars { color: var(--copper-bright); letter-spacing: 2px; font-size: 14px; }

.hero__scroll-cue {
  position: absolute; right: clamp(20px, 4vw, 48px); bottom: 30px; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.hero__scroll-cue span { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--steel); writing-mode: vertical-rl; }
.hero__scroll-line { width: 1px; height: 46px; background: var(--line-strong); position: relative; overflow: hidden; }
.hero__scroll-line i { position: absolute; top: -100%; left: 0; width: 100%; height: 100%; background: var(--copper-bright); animation: scroll-cue 2.2s var(--ease-soft) infinite; }
@keyframes scroll-cue { 0% { top: -100%; } 60% { top: 100%; } 100% { top: 100%; } }

@media (max-width: 640px) {
  .hero__scroll-cue { display: none; }
}

/* ---------- About ---------- */
.about { padding: clamp(80px, 12vw, 150px) 0; border-top: 1px solid var(--line); }
.about__inner { max-width: 880px; margin: 0 auto; padding: 0 var(--gutter); text-align: center; }
.about__statement { font-family: var(--font-display); font-weight: 600; font-size: clamp(24px, 3.2vw, 38px); line-height: 1.3; color: var(--paper); margin-bottom: 26px; text-transform: none; }
.about__support { font-size: 16px; line-height: 1.7; color: var(--steel); max-width: 60ch; margin: 0 auto; }

/* ---------- Transformation / Before-After ---------- */
.transformation { padding: clamp(80px, 12vw, 140px) 0; border-top: 1px solid var(--line); }
.transformation__header { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); margin-bottom: clamp(40px, 6vw, 64px); text-align: center; }
.transformation__note { color: var(--steel); font-size: 15px; max-width: 60ch; margin: 16px auto 0; }

.ba-frame { max-width: 1100px; margin: 0 auto; padding: 0 var(--gutter); }
.ba {
  position: relative; width: 100%; aspect-ratio: 16 / 10; overflow: hidden;
  border-radius: 3px; background: var(--ink-raised); cursor: ew-resize;
  border: 1px solid var(--line);
}
.ba__image { position: absolute; inset: 0; }
.ba__image img { height: 100%; object-fit: cover; object-position: 50% 40%; }
.ba__image--after img { width: 100%; }
.ba__image--before { width: 50%; overflow: hidden; border-right: 1px solid rgba(242,239,231,0.4); }
.ba__image--before img { max-width: none; }
.ba__tag {
  position: absolute; top: 18px; font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  background: rgba(9,9,8,0.65); color: var(--paper); padding: 7px 14px; border: 1px solid var(--line-strong);
}
.ba__tag--after { right: 18px; }
.ba__tag--before { left: 18px; }
.ba__handle {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 0; transform: translateX(-50%);
  display: flex; align-items: center; justify-content: center; touch-action: none;
}
.ba__handle-line { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--paper); box-shadow: 0 0 0 1px rgba(9,9,8,0.4); }
.ba__handle-grip {
  position: relative; width: 46px; height: 46px; border-radius: 50%; background: var(--paper); color: var(--ink);
  display: flex; align-items: center; justify-content: center; gap: 2px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.4); transition: transform 0.2s var(--ease);
}
.ba__handle:hover .ba__handle-grip, .ba__handle:focus-visible .ba__handle-grip { transform: scale(1.08); }

.transformation__disclosure { max-width: 1100px; margin: 22px auto 0; padding: 0 var(--gutter); font-size: 12px; color: var(--steel-dim); text-align: center; }
.transformation__disclosure code { color: var(--steel); }

@media (max-width: 640px) {
  .ba { aspect-ratio: 4 / 5; }
}

/* ---------- Services ---------- */
.services { padding: clamp(80px, 12vw, 140px) 0; border-top: 1px solid var(--line); }
.services__header { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); margin-bottom: clamp(40px, 6vw, 64px); }
.services__body {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(40px, 6vw, 90px); align-items: start;
}
.services__list { display: flex; flex-direction: column; }
.service-row { border-top: 1px solid var(--line); }
.services__list .service-row:last-child { border-bottom: 1px solid var(--line); }

.service-row__head {
  display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 16px;
  width: 100%; text-align: left; padding: 24px 0;
}
.service-row__index { font-family: var(--font-display); font-weight: 700; font-size: 14px; color: var(--steel-dim); }
.service-row__title {
  font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.01em;
  font-size: clamp(19px, 2.1vw, 26px); color: var(--paper);
}
.service-row.is-active .service-row__title { color: var(--copper-bright); }
.service-row__arrow { position: relative; width: 18px; height: 18px; flex-shrink: 0; }
.service-row__arrow::before, .service-row__arrow::after {
  content: ""; position: absolute; background: var(--paper); top: 50%; left: 50%; transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.service-row__arrow::before { width: 14px; height: 1.5px; }
.service-row__arrow::after { width: 1.5px; height: 14px; }
.service-row.is-active .service-row__arrow::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }

.service-row__panel { max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease-soft); }
.service-row.is-active .service-row__panel { max-height: 200px; }
.service-row__desc { font-size: 15px; line-height: 1.65; color: var(--steel); max-width: 52ch; padding: 0 0 26px 72px; }

@media (max-width: 640px) {
  .service-row__desc { padding-left: 0; }
  .service-row__head { grid-template-columns: 36px 1fr auto; }
}

.services__visual-frame { aspect-ratio: 4 / 5; position: sticky; top: 110px; }
.service-visual { position: absolute; inset: 0; opacity: 0; transition: opacity 0.6s var(--ease-soft); }
.service-visual.is-active { opacity: 1; position: relative; }
.services__visual-frame { display: grid; }
.services__visual-frame img { grid-area: 1 / 1; }

@media (max-width: 900px) {
  .services__body { grid-template-columns: 1fr; }
  .services__visual { order: -1; }
  .services__visual-frame { position: static; aspect-ratio: 16 / 10; }
}

/* ---------- Reputation ---------- */
.reputation { position: relative; padding: clamp(90px, 13vw, 160px) 0; overflow: hidden; }
.reputation__media { position: absolute; inset: 0; z-index: 0; }
.reputation__media img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.reputation__scrim { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9,9,8,0.92) 0%, rgba(9,9,8,0.88) 100%); }
.reputation__inner { position: relative; z-index: 1; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.reputation__inner .section-heading { max-width: 16ch; margin-bottom: 48px; }

.reputation__stats { display: flex; gap: clamp(40px, 8vw, 96px); margin-bottom: 50px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__num { font-family: var(--font-display); font-weight: 800; font-size: clamp(48px, 6vw, 78px); color: var(--paper); line-height: 1; }
.stat__label { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--steel); margin-top: 10px; }

.reputation__themes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px 40px; max-width: 900px; }
.reputation__themes li { display: flex; align-items: center; gap: 12px; font-size: 15px; color: var(--paper-dim); }
.theme-icon { width: 18px; height: 18px; color: var(--copper-bright); flex-shrink: 0; }

@media (max-width: 760px) {
  .reputation__themes { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .reputation__themes { grid-template-columns: 1fr; }
}

/* ---------- Process ---------- */
.process { padding: clamp(80px, 12vw, 140px) 0; border-top: 1px solid var(--line); }
.process__inner { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.process__inner .section-heading { margin-bottom: clamp(40px, 6vw, 70px); max-width: 20ch; }
.process__list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.process__item { border-top: 1px solid var(--line); padding-top: 24px; }
.process__num { display: block; font-family: var(--font-display); font-weight: 800; font-size: 15px; color: var(--copper-bright); margin-bottom: 18px; }
.process__item h3 { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; font-size: 22px; margin-bottom: 10px; color: var(--paper); }
.process__item p { font-size: 14.5px; line-height: 1.6; color: var(--steel); }

@media (max-width: 900px) {
  .process__list { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .process__list { grid-template-columns: 1fr; }
}

/* ---------- Projects ---------- */
.projects { padding: clamp(80px, 12vw, 140px) 0; border-top: 1px solid var(--line); }
.projects__header { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); margin-bottom: clamp(40px, 6vw, 60px); }
.projects__note { color: var(--steel); font-size: 14px; max-width: 60ch; margin: 12px 0 30px; }
.projects__filters { display: flex; flex-wrap: wrap; gap: 10px; }
.filter-btn {
  font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 600;
  padding: 10px 18px; border: 1px solid var(--line-strong); color: var(--steel);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.filter-btn:hover { color: var(--paper); border-color: var(--paper-dim); }
.filter-btn.is-active { background: var(--copper); color: var(--ink-deep); border-color: var(--copper); }

.projects__grid {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.project-card { transition: opacity 0.4s var(--ease), transform 0.4s var(--ease); }
.project-card[hidden] { display: none; }
.project-card__media { aspect-ratio: 4 / 3; margin-bottom: 16px; }
.project-card__media img { transition: transform 0.6s var(--ease-soft); }
.project-card:hover .project-card__media img { transform: scale(1.05); }
.project-card__label { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--copper-bright); margin-bottom: 6px; }
.project-card__title { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; font-size: 20px; color: var(--paper); }

@media (max-width: 900px) {
  .projects__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .projects__grid { grid-template-columns: 1fr; }
}

/* ---------- Climate ---------- */
.climate { position: relative; padding: clamp(100px, 15vw, 200px) 0; overflow: hidden; }
.climate__media { position: absolute; inset: 0; }
.climate__media img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.climate__scrim { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9,9,8,0.55), rgba(9,9,8,0.88)); }
.climate__inner { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; padding: 0 var(--gutter); text-align: center; }
.climate__inner .section-heading { margin-bottom: 26px; }
.climate__copy { font-size: 16px; line-height: 1.75; color: var(--paper-dim); }

/* ---------- Final CTA ---------- */
.final-cta { position: relative; padding: clamp(120px, 18vw, 240px) 0; overflow: hidden; }
.final-cta__media { position: absolute; inset: 0; }
.final-cta__media img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; will-change: transform; }
.final-cta__scrim { position: absolute; inset: 0; background: rgba(9,9,8,0.78); }
.final-cta__inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; padding: 0 var(--gutter); text-align: center; }
.final-cta__inner .section-heading { font-size: clamp(32px, 5.6vw, 62px); margin-bottom: 40px; }
.final-cta__actions { display: flex; align-items: center; justify-content: center; gap: 30px; flex-wrap: wrap; }
.final-cta__phone { font-size: 16px; letter-spacing: 0.04em; color: var(--paper); border-bottom: 1px solid var(--line-strong); padding-bottom: 3px; }
.final-cta__phone:hover { color: var(--copper-bright); border-color: var(--copper-bright); }

/* ---------- Contact ---------- */
.contact { padding: clamp(90px, 13vw, 160px) 0; border-top: 1px solid var(--line); }
.contact__inner { max-width: 720px; margin: 0 auto; padding: 0 var(--gutter); }
.contact__sub { color: var(--steel); font-size: 16px; margin: 20px 0 30px; }

.form-disclosure {
  font-size: 12px; color: var(--steel-dim); border: 1px solid var(--line); padding: 14px 18px; margin-bottom: 34px;
}

.inquiry-form { display: flex; flex-direction: column; gap: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--steel); }
.field input, .field select, .field textarea {
  background: transparent; border: none; border-bottom: 1px solid var(--line-strong);
  color: var(--paper); font-family: inherit; font-size: 15px; padding: 8px 0; resize: vertical;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='14' height='14'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%239a9d9f' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right center; }
.field select option { background: var(--ink); color: var(--paper); }
.field input:focus, .field select:focus, .field textarea:focus { border-bottom-color: var(--copper-bright); outline: none; }
.inquiry-form .btn { align-self: flex-start; margin-top: 10px; }

.form-confirm { border: 1px solid var(--line-strong); padding: 32px; margin-top: 24px; }
.form-confirm__title { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper-bright); margin-bottom: 12px; font-weight: 700; }
.form-confirm__body { font-size: 14px; color: var(--steel); line-height: 1.6; margin-bottom: 20px; }

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer { padding: clamp(60px, 8vw, 90px) 0 30px; border-top: 1px solid var(--line); }
.site-footer__top {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; justify-content: space-between; gap: 60px; flex-wrap: wrap;
  padding-bottom: 50px; border-bottom: 1px solid var(--line);
}
.site-footer__brand .brand__mark { font-size: 24px; }
.site-footer__tag { font-size: 13px; color: var(--steel); margin-top: 10px; }
.site-footer__tag a:hover { color: var(--copper-bright); }
.site-footer__nav { display: flex; gap: 70px; }
.site-footer__heading { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--steel-dim); margin-bottom: 16px; }
.site-footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.site-footer__nav a, .site-footer__nav li { font-size: 14px; color: var(--paper-dim); }
.site-footer__nav a:hover { color: var(--copper-bright); }

.site-footer__disclosure { max-width: var(--container); margin: 30px auto 0; padding: 0 var(--gutter); }
.site-footer__disclosure p { font-size: 12px; line-height: 1.7; color: var(--steel-dim); max-width: 90ch; }

.site-footer__bottom {
  max-width: var(--container); margin: 30px auto 0; padding: 20px var(--gutter) 0; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}
.site-footer__bottom p { font-size: 12px; color: var(--steel-dim); }
.concept-build strong { color: var(--steel); }

@media (max-width: 640px) {
  .site-footer__top { flex-direction: column; gap: 40px; }
  .site-footer__nav { gap: 40px; }
}

/* ---------- Overflow guard ---------- */
html, body { max-width: 100%; }
section { position: relative; }