/* ============================================================
   Service Cordage — Lausanne
   Atelier de cordage · papier crème, encre, terre battue, optic
   ============================================================ */

:root {
  --paper:    #f3eee2;
  --paper-2:  #ece5d4;
  --paper-3:  #e4dbc6;
  --ink:      #1c1a15;
  --ink-soft: #55503f;
  --ink-faint:#8a8474;
  --line:     rgba(28, 26, 21, 0.14);
  --line-soft:rgba(28, 26, 21, 0.08);
  --clay:     #b9522e;   /* terre battue */
  --clay-deep:#9b3f20;
  --optic:    #c9e151;   /* la balle */
  --optic-deep:#aac63a;
  --white:    #fbf9f3;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", system-ui, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --maxw: 1180px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --r: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.25vw, 1.12rem);
  line-height: 1.65;
  font-weight: 380;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* subtle paper grain */
  background-image:
    radial-gradient(circle at 50% 0%, rgba(185,82,46,0.05), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
}

::selection { background: var(--optic); color: var(--ink); }

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 460;
  line-height: 1.04;
  letter-spacing: -0.015em;
  margin: 0;
  font-optical-sizing: auto;
}

.display {
  font-size: clamp(2.9rem, 1.8rem + 6vw, 6.6rem);
  font-weight: 420;
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--clay);
  font-weight: 500;
}

.lead { font-size: clamp(1.18rem, 1.05rem + 0.7vw, 1.55rem); line-height: 1.5; color: var(--ink-soft); font-weight: 400; }

.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }

/* ---------- The string-bed signature motif ---------- */
.stringbed {
  position: absolute; inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(0deg,  var(--line-soft) 0 1px, transparent 1px 30px);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 45%, #000 35%, transparent 75%);
          mask-image: radial-gradient(ellipse 70% 70% at 50% 45%, #000 35%, transparent 75%);
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(12px) saturate(1.2);
  border-bottom: 1px solid var(--line-soft);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; height: 68px;
}
.brand { display: flex; align-items: baseline; gap: 0.55rem; font-family: var(--serif); font-size: 1.4rem; letter-spacing: -0.02em; }
.brand .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--optic); display: inline-block;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--optic) 35%, transparent);
  align-self: center;
}
.brand small { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-faint); }

.nav-links { display: flex; gap: clamp(0.9rem, 2vw, 2rem); align-items: center; }
.nav-links a {
  font-size: 0.92rem; font-weight: 450; color: var(--ink-soft);
  position: relative; padding: 0.3rem 0; transition: color 0.25s var(--ease);
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0;
  background: var(--clay); transition: width 0.32s var(--ease);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { width: 100%; }

.nav-links a.nav-cta {
  font-family: var(--sans); font-size: 0.86rem; font-weight: 500;
  background: var(--ink); color: var(--paper); padding: 0.55rem 1.1rem;
  border-radius: 100px; transition: transform 0.25s var(--ease), background 0.25s, color 0.25s;
}
.nav-links a.nav-cta::after { display: none; }
.nav-links a.nav-cta:hover { transform: translateY(-1px); background: var(--clay); color: var(--white); }

.nav-toggle { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-weight: 500; font-size: 0.98rem; padding: 0.85rem 1.6rem;
  border-radius: 100px; border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s, color 0.25s, border-color 0.25s;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--clay); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }
.btn .arrow { transition: transform 0.3s var(--ease); }
.btn:hover .arrow { transform: translate(3px, -3px); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-top: clamp(3rem, 7vw, 6rem); padding-bottom: clamp(3rem, 6vw, 5rem); }
.hero .stringbed { opacity: 0.9; }
.hero-grid { position: relative; display: grid; gap: 2.5rem; }
.hero h1 { margin-top: 1.2rem; }
.hero h1 .ink-clay { color: var(--clay); font-style: italic; }
.hero-tag { display: inline-flex; align-items: center; gap: 0.6rem; }
.hero-tag .ball {
  width: 14px; height: 14px; border-radius: 50%; background: var(--optic);
  box-shadow: inset -2px -2px 0 rgba(0,0,0,0.08);
  position: relative; animation: bounce 2.4s var(--ease) infinite;
}
.hero-tag .ball::before { content:""; position:absolute; inset:0; border-radius:50%;
  background: linear-gradient(120deg, transparent 46%, rgba(255,255,255,0.6) 47% 49%, transparent 50%); }
@keyframes bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }

.hero-lead { max-width: 40ch; margin-top: 1.6rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2rem; }

.facts { display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 4vw, 3.5rem); margin-top: 3.2rem; padding-top: 1.8rem; border-top: 1px solid var(--line); }
.fact .v { font-family: var(--serif); font-size: clamp(1.7rem, 1.3rem + 1.5vw, 2.5rem); line-height: 1; }
.fact .l { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); margin-top: 0.45rem; }

/* ---------- Sections ---------- */
section { padding-block: clamp(3.5rem, 8vw, 7rem); }
.section-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 2.6rem; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(2rem, 1.4rem + 2.5vw, 3.4rem); }
.section-num { font-family: var(--mono); font-size: 0.78rem; color: var(--clay); letter-spacing: 0.1em; }

.divider { height: 1px; background: var(--line); border: 0; margin: 0; }
.band { background: var(--paper-2); }
.band-ink { background: var(--ink); color: var(--paper); }
.band-ink .eyebrow { color: var(--optic); }
.band-ink .lead { color: color-mix(in srgb, var(--paper) 78%, transparent); }

/* ---------- Annonce ---------- */
.annonce { display: grid; gap: 1.4rem; align-items: center; }
.annonce .badge {
  display: inline-flex; align-items: center; gap: 0.5rem; align-self: start;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  background: var(--optic); color: var(--ink); padding: 0.4rem 0.85rem; border-radius: 100px;
}
.annonce p { font-size: clamp(1.1rem, 1rem + 0.6vw, 1.45rem); font-family: var(--serif); font-weight: 380; line-height: 1.4; max-width: 30ch; }
@media (min-width: 800px){ .annonce { grid-template-columns: auto 1fr; gap: 3rem; } .annonce p { max-width: 46ch; } }

/* ---------- Feature / why ---------- */
.cards { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 680px){ .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px){ .cards-3 { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--white); border: 1px solid var(--line-soft); border-radius: var(--r);
  padding: 1.7rem; transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -24px rgba(28,26,21,0.45); border-color: var(--line); }
.card h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }
.card p { color: var(--ink-soft); font-size: 0.98rem; }
.card .idx { font-family: var(--mono); font-size: 0.72rem; color: var(--clay); letter-spacing: 0.1em; }

/* tips list */
.tips { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.2rem; }
.tips li {
  display: flex; gap: 1rem; align-items: baseline; padding: 1.1rem 0; border-top: 1px solid var(--line);
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem); font-family: var(--serif); font-weight: 360;
}
.tips li:last-child { border-bottom: 1px solid var(--line); }
.tips li .n { font-family: var(--mono); font-size: 0.8rem; color: var(--clay); flex: none; padding-top: 0.4rem; }

/* ---------- Cordes / price tables ---------- */
.famille { margin-bottom: 3.2rem; }
.famille-head { display: grid; gap: 0.6rem; margin-bottom: 1.4rem; max-width: 60ch; }
.famille-head h3 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); }
.famille-head p { color: var(--ink-soft); }

.price-list { display: grid; gap: 0; border-top: 1px solid var(--ink); }
.price-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 1rem; align-items: center;
  padding: 1.05rem 0.4rem; border-bottom: 1px solid var(--line);
  transition: background 0.2s, padding-left 0.3s var(--ease);
}
.price-row:hover { background: var(--paper-2); padding-left: 1rem; }
.price-row .corde { display: flex; flex-direction: column; gap: 0.1rem; }
.price-row .marque { font-weight: 550; font-size: 1.06rem; }
.price-row .modele { color: var(--ink-soft); font-size: 0.95rem; }
.price-row .jauge { font-family: var(--mono); font-size: 0.82rem; color: var(--ink-faint); white-space: nowrap; }
.price-row .jauge::before { content: "ø "; color: var(--clay); }
.price-row .prix { font-family: var(--mono); font-weight: 600; font-size: 1.05rem; white-space: nowrap; }
.price-row .prix small { color: var(--ink-faint); font-weight: 400; }

.services-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; margin-top: 1rem; }
@media (min-width: 720px){ .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service {
  border: 1px dashed var(--line); border-radius: var(--r); padding: 1.4rem;
  display: flex; flex-direction: column; gap: 0.5rem; background: var(--white);
}
.service .sprice { font-family: var(--mono); font-size: 1.5rem; font-weight: 600; }
.service h4 { font-family: var(--sans); font-weight: 600; font-size: 1.02rem; }
.service p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

/* ---------- Prose (editorial pages) ---------- */
.prose { max-width: 66ch; }
.prose p { margin: 0 0 1.3rem; color: var(--ink-soft); }
.prose > p:first-of-type::first-letter,
.prose .dropcap::first-letter {
  font-family: var(--serif); float: left; font-size: 3.6em; line-height: 0.74;
  padding: 0.05em 0.12em 0 0; color: var(--clay); font-weight: 460;
}
.prose h2 { font-size: clamp(1.5rem, 1.2rem + 1.3vw, 2.1rem); margin: 2.6rem 0 0.9rem; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--clay); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 2.8rem; }
@media (min-width: 900px){ .contact-grid { grid-template-columns: 0.85fr 1.15fr; gap: 4rem; } }
.contact-info dt { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); margin-top: 1.5rem; }
.contact-info dd { margin: 0.25rem 0 0; font-size: 1.12rem; }
.contact-info dd a:hover { color: var(--clay); }

.field { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.1rem; }
.field label { font-size: 0.82rem; font-weight: 500; color: var(--ink-soft); }
.field label .req { color: var(--clay); }
.field input, .field select, .field textarea {
  font-family: var(--sans); font-size: 1rem; color: var(--ink);
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r);
  padding: 0.75rem 0.9rem; transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--clay);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--clay) 16%, transparent);
}
.field textarea { resize: vertical; min-height: 120px; }
.field-row { display: grid; gap: 1.1rem; }
@media (min-width: 560px){ .field-row { grid-template-columns: 1fr 1fr; } }
.form-note { font-size: 0.85rem; color: var(--ink-faint); margin-top: 0.5rem; }
.form-status { font-size: 0.95rem; margin-top: 1rem; padding: 0.8rem 1rem; border-radius: var(--r); display: none; }
.form-status.ok { display: block; background: color-mix(in srgb, var(--optic) 30%, var(--white)); }
.form-status.err { display: block; background: color-mix(in srgb, var(--clay) 14%, var(--white)); color: var(--clay-deep); }

/* ---------- CTA strip ---------- */
.cta-strip { position: relative; overflow: hidden; }
.cta-strip .stringbed { opacity: 0.5; }
.cta-strip .stringbed { background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(0deg,  rgba(255,255,255,0.06) 0 1px, transparent 1px 32px); }
.cta-inner { position: relative; text-align: center; display: grid; gap: 1.4rem; justify-items: center; }
.cta-inner h2 { font-size: clamp(2rem, 1.4rem + 3vw, 4rem); max-width: 16ch; }
.band-ink .btn-primary { background: var(--optic); color: var(--ink); }
.band-ink .btn-primary:hover { background: var(--white); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: color-mix(in srgb, var(--paper) 70%, transparent); padding-block: 3.5rem; }
.footer-grid { display: grid; gap: 2rem; }
@media (min-width: 740px){ .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; } }
.site-footer .brand { color: var(--paper); }
.site-footer h4 { font-family: var(--mono); font-weight: 500; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.9rem; }
.site-footer a:hover { color: var(--optic); }
.footer-links { display: grid; gap: 0.5rem; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.8rem; font-size: 0.82rem; color: var(--ink-faint); font-family: var(--mono); }

/* ---------- Reveal on load / scroll (progressive enhancement) ---------- */
/* Content is visible by default; only hidden when JS is active (.js on <html>). */
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.in { opacity: 1; transform: none; transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
[data-delay="1"]{ transition-delay: 0.08s; }
[data-delay="2"]{ transition-delay: 0.16s; }
[data-delay="3"]{ transition-delay: 0.24s; }
[data-delay="4"]{ transition-delay: 0.32s; }

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

/* ---------- Mobile nav ---------- */
@media (max-width: 800px) {
  .nav-toggle {
    display: inline-flex; flex-direction: column; gap: 5px; background: none; border: 0;
    cursor: pointer; padding: 0.4rem;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: transform 0.3s var(--ease), opacity 0.3s; }
  .nav-links {
    position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: flex-start;
    background: var(--paper); padding: 1.5rem var(--pad) 2rem; gap: 0.4rem;
    border-bottom: 1px solid var(--line); transform: translateY(-120%);
    transition: transform 0.4s var(--ease); box-shadow: 0 20px 30px -20px rgba(0,0,0,0.3);
  }
  .nav[data-open="true"] .nav-links { transform: none; }
  .nav-links a { font-size: 1.2rem; font-family: var(--serif); }
  .nav[data-open="true"] .nav-toggle span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav[data-open="true"] .nav-toggle span:nth-child(2){ opacity: 0; }
  .nav[data-open="true"] .nav-toggle span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
}