/* ==========================================================
   ART OF LINE MODE DESIGN — style.css
   Editorial, warm-neutral palette with a single terracotta accent
   ========================================================== */

:root {
  /* Colour */
  --bg: #f3eee6;
  --bg-deep: #e9e1d4;
  --ink: #1d1b18;
  --ink-soft: #6a655d;
  --line: #cfc6b6;
  --accent: #b4532a;
  --accent-dark: #8f3f1e;
  --dark: #211e1a;
  --dark-line: #3c3731;
  --on-dark: #efe8dc;

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6.5rem;
  --space-7: 9rem;

  --container: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --header-h: 76px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dd, figure, blockquote { margin: 0; }
a { color: inherit; }
address { font-style: normal; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.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;
}

.skip-link {
  position: absolute; left: var(--space-2); top: -4rem;
  background: var(--ink); color: var(--bg);
  padding: .6rem 1rem; z-index: 200; transition: top .2s;
}
.skip-link:focus { top: var(--space-2); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Typography helpers ---------- */
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.015em; line-height: 1.08; }

h2 { font-size: clamp(2rem, 4.2vw, 3.4rem); }
h3 { font-size: 1.5rem; line-height: 1.2; }

.eyebrow {
  display: flex; align-items: center; gap: .85rem;
  font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-soft); font-weight: 500;
}
.eyebrow-line { width: 2.5rem; height: 1px; background: var(--accent); }

.section-index {
  font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: var(--space-2);
}

.section-intro { color: var(--ink-soft); max-width: 34ch; margin-top: var(--space-3); }

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1rem 1.9rem;
  background: var(--ink); color: var(--bg);
  border: 1px solid var(--ink); border-radius: 0;
  font: 500 .95rem/1 var(--font-body); letter-spacing: .02em;
  text-decoration: none; cursor: pointer;
  transition: background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-small { padding: .7rem 1.2rem; font-size: .85rem; background: transparent; color: var(--ink); }
.btn-small:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }

.text-link {
  text-decoration: none; font-weight: 500; font-size: .95rem;
  border-bottom: 1px solid var(--line); padding-bottom: .2rem;
  transition: border-color .25s, color .25s;
}
.text-link span { display: inline-block; transition: transform .25s var(--ease); }
.text-link:hover { color: var(--accent); border-color: var(--accent); }
.text-link:hover span { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: height .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
}
.site-header.is-scrolled {
  --header-h: 62px;
  height: 62px;
  background: rgba(243, 238, 230, .96);
  border-bottom-color: var(--line);
}

.header-inner {
  height: 100%; max-width: var(--container); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
}

.logo { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; }
.logo-mark {
  width: 1.6rem; height: 1.6rem; position: relative; flex: none;
  border: 1.5px solid var(--ink);
}
.logo-mark::after {
  content: ""; position: absolute; left: -4px; right: -4px; top: 55%;
  height: 1.5px; background: var(--accent); transform: rotate(-24deg);
}
.logo-text {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 600;
  letter-spacing: -0.01em; line-height: 1; display: flex; flex-direction: column; gap: .25rem;
}
.logo-text small {
  font: 500 .6rem/1 var(--font-body); letter-spacing: .26em; text-transform: uppercase; color: var(--ink-soft);
}

.site-nav { display: flex; align-items: center; gap: var(--space-4); }
.site-nav ul { display: flex; gap: var(--space-3); }
.site-nav li a {
  text-decoration: none; font-size: .9rem; font-weight: 500; position: relative; padding: .3rem 0;
}
.site-nav li a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.site-nav li a:hover::after { transform: scaleX(1); }

.nav-toggle {
  display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative;
}
.nav-toggle-bars, .nav-toggle-bars::before {
  content: ""; position: absolute; left: 10px; right: 10px; height: 1.5px; background: var(--ink);
  transition: transform .3s var(--ease), top .3s var(--ease);
}
.nav-toggle-bars { top: 18px; }
.nav-toggle-bars::before { top: 8px; left: 0; right: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { transform: rotate(45deg); top: 22px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: rotate(-90deg); top: 0; }

/* ---------- Hero ---------- */
.hero {
  max-width: var(--container); margin-inline: auto;
  padding: calc(var(--header-h) + var(--space-5)) var(--gutter) var(--space-5);
}

.hero-grid {
  display: grid; grid-template-columns: 7fr 5fr; gap: var(--space-5); align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.8rem, 7vw, 6rem);
  margin: var(--space-3) 0 var(--space-3);
  max-width: 11ch;
}
.hero-copy h1 em { font-style: italic; color: var(--accent); font-weight: 400; }

.lead { font-size: 1.2rem; color: var(--ink-soft); max-width: 44ch; }

.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-3) var(--space-4); margin-top: var(--space-4); }

/* Layered visual composition */
.hero-visual { position: relative; height: clamp(420px, 52vw, 620px); }

.vblock { position: absolute; display: flex; }
.vblock-a {
  top: 0; right: 0; width: 72%; height: 78%;
  background: var(--accent); color: var(--bg);
  align-items: center; justify-content: center;
}
.vblock-a .garment { width: 62%; }
.vblock-b {
  bottom: 0; left: 0; width: 46%; height: 40%;
  background-color: var(--bg-deep);
  background-image: repeating-linear-gradient(90deg, transparent 0 7px, rgba(29,27,24,.18) 7px 8px);
  border: 1px solid var(--line);
}
.vblock-c {
  bottom: 8%; right: 4%; width: 42%;
  background: var(--bg); border: 1px solid var(--ink);
  padding: 1rem 1.2rem; align-items: flex-end;
  font-family: var(--font-display); font-size: 1rem; line-height: 1.5;
}
.vlabel {
  position: absolute; left: .9rem; bottom: .8rem;
  font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 500;
}
.vblock-a .vlabel { left: auto; right: .9rem; top: .9rem; bottom: auto; }
.vertical-tag {
  position: absolute; left: -.5rem; top: 4%;
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-size: .72rem; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-soft);
}

.hero-facts {
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-5); border-top: 1px solid var(--ink);
}
.hero-facts div { padding: var(--space-2) var(--space-2) 0 0; }
.hero-facts div + div { border-left: 1px solid var(--line); padding-left: var(--space-3); }
.hero-facts dt { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.hero-facts dd { font-family: var(--font-display); font-size: 1.6rem; margin-top: .2rem; }

/* ---------- About ---------- */
.about { padding: var(--space-6) 0; }
.about-grid { display: grid; grid-template-columns: 4fr 8fr; gap: var(--space-5); }

.about .section-head h2 { max-width: 14ch; }

.about-body {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--space-4) var(--space-4);
  align-items: start;
}
.about-text { grid-column: 1; }
.about-text p + p { margin-top: var(--space-2); }
.about-text p:first-child { font-size: 1.2rem; }
.about-text p { color: var(--ink-soft); }
.about-text p:first-child { color: var(--ink); }

.about-visual { grid-column: 2; grid-row: 1 / span 2; position: relative; margin-top: var(--space-5); }
.fabric {
  aspect-ratio: 4 / 5;
  background-color: var(--dark);
  background-image:
    repeating-linear-gradient(45deg, rgba(239,232,220,.07) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(-45deg, rgba(239,232,220,.07) 0 1px, transparent 1px 9px);
}
.thread {
  position: absolute; left: -18%; right: -8%; top: 38%; width: 126%;
  color: var(--accent);
}
.about-visual figcaption {
  font-size: .75rem; color: var(--ink-soft); margin-top: .7rem; max-width: 36ch;
}

.statement {
  grid-column: 1; margin-top: var(--space-3);
  font-family: var(--font-display); font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.3; font-style: italic;
  padding-left: var(--space-3); border-left: 3px solid var(--accent);
}

.facts {
  grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line); margin-top: var(--space-3);
}
.facts li { padding: var(--space-3) var(--space-3) 0 0; display: flex; flex-direction: column; gap: .2rem; }
.facts li + li { padding-left: var(--space-3); border-left: 1px solid var(--line); }
.facts strong { font-family: var(--font-display); font-size: 2.4rem; font-weight: 500; line-height: 1; }
.facts span { font-size: .9rem; color: var(--ink-soft); }

/* ---------- Services ---------- */
.services { padding: var(--space-6) 0; background: var(--bg-deep); }
.services-grid { display: grid; grid-template-columns: 4fr 8fr; gap: var(--space-5); align-items: start; }
.sticky-head { position: sticky; top: calc(var(--header-h) + var(--space-3)); }
.sticky-head h2 { max-width: 12ch; }

.service-list { counter-reset: none; border-top: 1px solid var(--ink); }

.service {
  display: grid; grid-template-columns: 4.5rem 1fr; gap: var(--space-2);
  padding: var(--space-4) 0; border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease), padding .3s var(--ease);
}
.service:hover { background: rgba(255, 255, 255, .35); padding-inline: var(--space-2); }

.service-num { font-family: var(--font-display); font-size: 1.1rem; color: var(--accent); padding-top: .35rem; }
.service-main { display: grid; grid-template-columns: 3rem 1fr; column-gap: var(--space-3); row-gap: .6rem; }
.service-icon { grid-row: 1 / span 3; width: 2.6rem; height: 2.6rem; color: var(--ink); transition: color .3s, transform .3s var(--ease); }
.service:hover .service-icon { color: var(--accent); transform: translateY(-2px); }
.service-main h3 { grid-column: 2; }
.service-main p { grid-column: 2; color: var(--ink-soft); max-width: 52ch; }

.service-featured { padding-block: var(--space-5); }
.service-featured h3 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.service-featured .service-main p { font-size: 1.1rem; color: var(--ink); }

.tags { grid-column: 2; display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .5rem; }
.tags li {
  font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  border: 1px solid var(--ink); padding: .3rem .65rem;
}

.service-secondary .service-icon { color: var(--ink-soft); }

/* ---------- Why / approach ---------- */
.why { background: var(--dark); color: var(--on-dark); padding: var(--space-6) 0; }
.why-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-5); }
.why-head h2 { max-width: 14ch; }
.why .section-index { color: #d98a63; }

.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--dark-line); }
.benefit { padding: var(--space-4) var(--space-3) var(--space-3) 0; }
.benefit + .benefit { padding-left: var(--space-3); border-left: 1px solid var(--dark-line); }
.benefit:nth-child(even) { padding-top: var(--space-5); }
.benefit-num {
  display: block; font-family: var(--font-display); font-weight: 400; font-style: italic;
  font-size: clamp(4.5rem, 8vw, 7.5rem); line-height: .9; color: #d98a63; margin-bottom: var(--space-3);
}
.benefit h3 { margin-bottom: .7rem; font-size: 1.35rem; }
.benefit p { color: #b8b0a2; font-size: .98rem; }

/* ---------- Contact ---------- */
.contact { padding: var(--space-6) 0; }
.contact-grid { display: grid; grid-template-columns: 5fr 6fr; gap: var(--space-6); align-items: start; }
.contact-info h2 { max-width: 12ch; }
.contact-info .section-intro { max-width: 38ch; }

address { margin-top: var(--space-4); border-top: 1px solid var(--ink); }
.addr-row { display: grid; grid-template-columns: 6rem 1fr; padding: var(--space-2) 0; border-bottom: 1px solid var(--line); }
.addr-label { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); padding-top: .3rem; }
.addr-row a { text-decoration: none; border-bottom: 1px solid var(--accent); padding-bottom: 1px; transition: color .2s; }
.addr-row a:hover { color: var(--accent); }

.contact-form { background: #faf7f1; border: 1px solid var(--ink); padding: clamp(1.5rem, 3.5vw, 3rem); }
.field { margin-bottom: var(--space-3); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.field label { display: block; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; font-weight: 500; margin-bottom: .45rem; }
.optional { text-transform: none; letter-spacing: 0; color: var(--ink-soft); font-weight: 400; }

.field input, .field textarea {
  width: 100%; padding: .8rem .1rem; font: inherit; color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid var(--ink); border-radius: 0;
  transition: border-color .2s, background .2s;
}
.field textarea { resize: vertical; min-height: 7rem; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--accent); background: rgba(180, 83, 42, .05); }
.field.has-error input, .field.has-error textarea { border-bottom-color: #a32a1c; }

.error { color: #a32a1c; font-size: .82rem; min-height: 1.2rem; margin-top: .3rem; }

.form-status { margin-top: var(--space-3); font-size: .95rem; }
.form-status:empty { display: none; }
.form-status.is-success { border-left: 3px solid #3f6b3a; padding-left: var(--space-2); color: #2f5229; }
.form-status.is-error { border-left: 3px solid #a32a1c; padding-left: var(--space-2); color: #a32a1c; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: var(--on-dark); padding: var(--space-5) 0 var(--space-3); }
.site-footer .logo-mark { border-color: var(--on-dark); }
.site-footer .logo-text small { color: #a49d90; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.3fr 1fr; gap: var(--space-4); }
.footer-brand p { margin-top: var(--space-2); color: #b8b0a2; max-width: 34ch; font-size: .95rem; }
.footer-col h3 { font-family: var(--font-body); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: #a49d90; margin-bottom: var(--space-2); font-weight: 500; }
.footer-col li + li { margin-top: .5rem; }
.footer-col p { font-size: .95rem; color: #d9d1c3; }
.footer-col p + p { margin-top: .6rem; }
.footer-col a { text-decoration: none; font-size: .95rem; transition: color .2s; }
.footer-col a:hover { color: #d98a63; }
.footer-bottom { margin-top: var(--space-5); padding-top: var(--space-3); border-top: 1px solid var(--dark-line); font-size: .85rem; color: #a49d90; }

/* ---------- Reveal on scroll ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: .01ms !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { max-width: 14ch; }
  .hero-visual { height: 460px; max-width: 560px; }
  .about-grid, .services-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .sticky-head { position: static; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit:nth-child(3) { padding-left: 0; border-left: 0; }
  .benefit:nth-child(n+3) { border-top: 1px solid var(--dark-line); }
  .benefit:nth-child(even) { padding-top: var(--space-4); }
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: flex-start;
    gap: var(--space-3); padding: var(--space-3) var(--gutter) var(--space-4);
    background: var(--bg); border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; visibility: hidden;
    transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
  }
  .site-nav.is-open { opacity: 1; transform: none; visibility: visible; }
  .site-nav ul { flex-direction: column; gap: var(--space-2); width: 100%; }
  .site-nav li a { font-family: var(--font-display); font-size: 1.6rem; font-weight: 500; }
  .site-header.menu-open { background: var(--bg); }

  .about-body { grid-template-columns: 1fr; }
  .about-text, .statement, .about-visual { grid-column: 1; }
  .about-visual { grid-row: auto; margin-top: var(--space-3); }
  .fabric { aspect-ratio: 16 / 10; }
  .thread { left: -4%; width: 108%; top: 30%; }
}

@media (max-width: 600px) {
  :root { --space-5: 3rem; --space-6: 4.5rem; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-facts div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); margin-top: var(--space-2); padding-top: var(--space-2); }
  .hero-visual { height: 380px; }
  .facts { grid-template-columns: 1fr; }
  .facts li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); margin-top: var(--space-2); }
  .service { grid-template-columns: 2.5rem 1fr; }
  .service-main { grid-template-columns: 1fr; }
  .service-icon { grid-row: auto; margin-bottom: .4rem; }
  .service-main h3, .service-main p, .tags { grid-column: 1; }
  .why-grid { grid-template-columns: 1fr; }
  .benefit, .benefit + .benefit { padding: var(--space-3) 0; border-left: 0; }
  .benefit + .benefit { border-top: 1px solid var(--dark-line); }
  .benefit:nth-child(even) { padding-top: var(--space-3); }
  .benefit-num { font-size: 4.5rem; margin-bottom: var(--space-2); }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .addr-row { grid-template-columns: 5rem 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}