/* =============================================
   TÔLE TECH SOLUTIONS — Feuille de style
   Premium corporate · bleu marine · lignes nettes
   ============================================= */

/* --- Reset --- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-body); color: var(--text); background: var(--cream); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.02em; line-height: 1.15; color: var(--navy-deep); }

/* --- Tokens --- */
:root {
  --navy-deepest: #08152a;
  --navy-deep: #0F2540;
  --navy: #163055;
  --navy-light: #2A4A75;
  --brass: #B8924B;
  --brass-light: #D4B370;
  --brass-dark: #8B6E38;
  --cream: #F7F4EE;
  --cream-warm: #EDE6D6;
  --white: #FFFFFF;
  --text: #0F2540;
  --text-muted: #5C6B7E;
  --line: rgba(15, 37, 64, 0.12);
  --line-dark: rgba(247, 244, 238, 0.14);
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --shadow-sm: 0 1px 2px rgba(15, 37, 64, 0.04), 0 1px 3px rgba(15, 37, 64, 0.06);
  --shadow: 0 4px 12px rgba(15, 37, 64, 0.06), 0 12px 32px rgba(15, 37, 64, 0.08);
  --shadow-lg: 0 24px 64px rgba(15, 37, 64, 0.12);
  --radius: 4px;
  --container: 1280px;
  --header-h: 88px;
}

/* --- Layout helpers --- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 32px; }
.section { padding: 120px 0; }
.section-sm { padding: 80px 0; }
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }
  .section-sm { padding: 56px 0; }
}

/* --- Header --- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(247, 244, 238, 0.88);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.header.scrolled { border-bottom-color: var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 20px; }

/* Logo (image) */
.logo-link { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo-link img { height: 56px; width: auto; transition: opacity .2s ease; }
.logo-link:hover img { opacity: 0.85; }
@media (max-width: 540px) {
  .logo-link img { height: 44px; }
}

.nav { display: flex; align-items: center; gap: 40px; }
.nav__list { display: flex; gap: 36px; }
.nav__link { font-size: 14.5px; font-weight: 500; color: var(--navy-deep); position: relative; padding: 8px 0; transition: color .2s ease; }
.nav__link::after { content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px; background: var(--brass); transition: width .25s ease; }
.nav__link:hover, .nav__link.active { color: var(--brass-dark); }
.nav__link:hover::after, .nav__link.active::after { width: 100%; }

.header-cta { display: flex; align-items: center; gap: 16px; }
.phone-link { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--navy-deep); }
.phone-link svg { width: 16px; height: 16px; color: var(--brass-dark); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px;
  font-family: var(--font-body); font-size: 14px; font-weight: 600; letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--navy-deep); color: var(--cream); }
.btn--primary:hover { background: var(--navy); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--brass { background: var(--brass); color: var(--navy-deepest); }
.btn--brass:hover { background: var(--brass-light); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: var(--navy-deep); border: 1px solid var(--line); }
.btn--ghost:hover { border-color: var(--navy-deep); background: var(--navy-deep); color: var(--cream); }
.btn svg { width: 16px; height: 16px; transition: transform .2s ease; }
.btn:hover svg { transform: translateX(3px); }

/* --- Burger (mobile) --- */
.burger { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; }
.burger span { display: block; width: 22px; height: 1.5px; background: var(--navy-deep); position: relative; transition: transform .25s ease; }
.burger span::before, .burger span::after { content: ''; position: absolute; left: 0; width: 22px; height: 1.5px; background: var(--navy-deep); transition: transform .25s ease, top .25s ease; }
.burger span::before { top: -7px; }
.burger span::after { top: 7px; }
.burger.open span { background: transparent; }
.burger.open span::before { top: 0; transform: rotate(45deg); }
.burger.open span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1024px) {
  .nav__list { display: none; }
  .header-cta .btn--primary { display: none; }
  .burger { display: inline-flex; }
}
@media (max-width: 640px) {
  .phone-link span { display: none; }
}

/* mobile menu overlay */
.mobile-menu {
  position: fixed; inset: var(--header-h) 0 0 0; z-index: 49;
  background: var(--cream);
  padding: 40px 24px; opacity: 0; pointer-events: none;
  transform: translateY(-8px);
  transition: opacity .25s ease, transform .25s ease;
  overflow-y: auto;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a { display: block; padding: 20px 0; font-family: var(--font-display); font-size: 28px; color: var(--navy-deep); border-bottom: 1px solid var(--line); }
.mobile-menu .btn { margin-top: 32px; width: 100%; }

/* =============== HERO =============== */
.hero {
  position: relative; padding: calc(var(--header-h) + 80px) 0 100px;
  background: var(--navy-deepest);
  color: var(--cream);
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(184, 146, 75, 0.22), transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(42, 74, 117, 0.5), transparent 55%),
    linear-gradient(180deg, var(--navy-deepest) 0%, var(--navy-deep) 100%);
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(212, 179, 112, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 179, 112, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: -1px -1px;
  -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black, transparent 75%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 2; }
.hero__top { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
.hero__top span { font-size: 12px; font-weight: 600; letter-spacing: 0.24em; text-transform: uppercase; color: var(--brass-light); }
.hero__line { flex-grow: 1; max-width: 80px; height: 1px; background: var(--brass-light); opacity: 0.5; }

.hero__title { font-size: clamp(40px, 6.5vw, 84px); font-weight: 400; color: var(--cream); margin-bottom: 28px; max-width: 14ch; letter-spacing: -0.025em; }
.hero__title em { font-style: italic; color: var(--brass-light); font-weight: 400; }
.hero__lead { font-size: clamp(17px, 1.6vw, 20px); max-width: 56ch; color: rgba(247, 244, 238, 0.75); margin-bottom: 44px; font-weight: 400; }
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 80px; }

.hero__metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding-top: 40px; border-top: 1px solid rgba(247, 244, 238, 0.12); }
.metric { padding: 0 24px 0 0; }
.metric__num { font-family: var(--font-display); font-size: clamp(32px, 4vw, 48px); font-weight: 400; color: var(--brass-light); letter-spacing: -0.02em; display: block; line-height: 1; margin-bottom: 12px; }
.metric__label { font-size: 13px; color: rgba(247, 244, 238, 0.65); line-height: 1.4; }
@media (max-width: 768px) {
  .hero { padding: calc(var(--header-h) + 56px) 0 64px; }
  .hero__metrics { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
  .hero__cta { margin-bottom: 56px; }
}

/* =============== Section: Eyebrow + Titles =============== */
.eyebrow { display: inline-flex; align-items: center; gap: 12px; font-size: 12px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--brass-dark); margin-bottom: 24px; }
.eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--brass-dark); }
.section-title { font-size: clamp(32px, 4.5vw, 56px); font-weight: 400; max-width: 22ch; margin-bottom: 24px; }
.section-title em { font-style: italic; color: var(--brass-dark); }
.section-lead { font-size: clamp(16px, 1.4vw, 19px); color: var(--text-muted); max-width: 62ch; line-height: 1.65; }
.section-head { margin-bottom: 72px; }
.section-head--center { text-align: center; }
.section-head--center .section-title { margin-left: auto; margin-right: auto; }
.section-head--center .section-lead { margin-left: auto; margin-right: auto; }
.section-head--center .eyebrow::after { content: ''; width: 32px; height: 1px; background: var(--brass-dark); }
@media (max-width: 768px) {
  .section-head { margin-bottom: 48px; }
}

/* =============== Trust strip =============== */
.trust {
  background: var(--white);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 36px 0;
}
.trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; align-items: center; }
.trust__item { display: flex; align-items: center; gap: 16px; }
.trust__icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--cream);
  display: flex; align-items: center; justify-content: center;
  color: var(--brass-dark);
}
.trust__icon svg { width: 22px; height: 22px; }
.trust__text strong { display: block; font-size: 14.5px; font-weight: 600; color: var(--navy-deep); margin-bottom: 2px; }
.trust__text span { font-size: 12.5px; color: var(--text-muted); }
@media (max-width: 900px) {
  .trust__grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

/* =============== Services overview =============== */
.services { background: var(--cream); position: relative; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 24px; }
.service-card {
  position: relative;
  background: var(--white);
  padding: 48px 40px 40px;
  border: 1px solid var(--line);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  display: flex; flex-direction: column;
  min-height: 380px;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--brass);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-card__num { font-family: var(--font-display); font-style: italic; font-size: 14px; color: var(--brass-dark); margin-bottom: 24px; letter-spacing: 0.05em; }
.service-card__title { font-size: 28px; margin-bottom: 16px; font-weight: 400; }
.service-card__desc { color: var(--text-muted); font-size: 15px; line-height: 1.65; margin-bottom: 24px; flex-grow: 1; }
.service-card__list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.service-card__list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text); }
.service-card__list svg { width: 14px; height: 14px; margin-top: 4px; color: var(--brass); flex-shrink: 0; }
.service-card__more {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 600; color: var(--navy-deep);
  padding-top: 20px; border-top: 1px solid var(--line);
}
.service-card__more svg { width: 14px; height: 14px; transition: transform .2s ease; }
.service-card:hover .service-card__more svg { transform: translateX(4px); }
@media (max-width: 900px) {
  .services__grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
}

/* =============== Split layout =============== */
.about-teaser { background: var(--white); }
.split { display: grid; grid-template-columns: 5fr 6fr; gap: 80px; align-items: center; }
.split--reverse { grid-template-columns: 6fr 5fr; }
.split--reverse .split__media { order: 2; }
@media (max-width: 900px) {
  .split, .split--reverse { grid-template-columns: 1fr; gap: 40px; }
  .split--reverse .split__media { order: 0; }
}
.split__media { position: relative; }

/* =============== Tech drawing (replaces portrait) =============== */
.tech-drawing {
  aspect-ratio: 4 / 5;
  background: var(--navy-deepest);
  color: var(--brass-light);
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.tech-drawing::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 70% 30%, rgba(184, 146, 75, 0.15), transparent 50%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deepest) 100%);
}
.tech-drawing svg { position: relative; z-index: 2; width: 92%; height: auto; max-height: 92%; }
.tech-drawing__badge {
  position: absolute; bottom: -30px; right: -30px;
  background: var(--brass);
  padding: 28px 32px;
  max-width: 260px;
  color: var(--navy-deepest);
  z-index: 3;
}
.tech-drawing__badge strong { display: block; font-family: var(--font-display); font-size: 40px; font-weight: 400; line-height: 1; margin-bottom: 8px; }
.tech-drawing__badge span { font-size: 13px; font-weight: 500; letter-spacing: 0.04em; }
@media (max-width: 640px) {
  .tech-drawing__badge { bottom: -20px; right: -16px; padding: 20px 22px; }
  .tech-drawing__badge strong { font-size: 32px; }
}

.split__signature { font-family: var(--font-display); font-style: italic; font-size: 22px; color: var(--brass-dark); margin-top: 32px; }
.split__signature small { display: block; font-family: var(--font-body); font-style: normal; font-size: 13px; color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase; margin-top: 4px; }

/* =============== Process =============== */
.process { background: var(--navy-deepest); color: var(--cream); position: relative; overflow: hidden; }
.process::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(212, 179, 112, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 179, 112, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(180deg, transparent, black 30%, black 70%, transparent);
  mask-image: linear-gradient(180deg, transparent, black 30%, black 70%, transparent);
}
.process .container { position: relative; }
.process .section-title { color: var(--cream); }
.process .section-lead { color: rgba(247, 244, 238, 0.7); }
.process .eyebrow { color: var(--brass-light); }
.process .eyebrow::before, .process .eyebrow::after { background: var(--brass-light); }
.process__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: step; }
.process-step { position: relative; padding-top: 32px; }
.process-step::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: rgba(247, 244, 238, 0.2); }
.process-step__num { font-family: var(--font-display); font-style: italic; font-size: 14px; color: var(--brass-light); letter-spacing: 0.05em; margin-bottom: 16px; display: block; }
.process-step__title { font-size: 22px; color: var(--cream); margin-bottom: 12px; font-weight: 400; }
.process-step__desc { color: rgba(247, 244, 238, 0.65); font-size: 14.5px; line-height: 1.65; }
@media (max-width: 900px) {
  .process__grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
}
@media (max-width: 540px) {
  .process__grid { grid-template-columns: 1fr; }
}

/* =============== Values =============== */
.values__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin-top: 24px; }
.value {
  padding: 48px 36px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
  transition: background .25s ease;
}
.value:hover { background: var(--cream-warm); }
.value__icon { width: 48px; height: 48px; margin-bottom: 28px; color: var(--brass-dark); }
.value__title { font-size: 22px; font-weight: 400; margin-bottom: 12px; }
.value__text { color: var(--text-muted); font-size: 15px; line-height: 1.65; }
@media (max-width: 900px) {
  .values__grid { grid-template-columns: 1fr; }
}

/* =============== FAQ =============== */
.faq { background: var(--cream); }
.faq__grid { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; align-items: start; margin-top: 24px; }
@media (max-width: 900px) { .faq__grid { grid-template-columns: 1fr; gap: 40px; } }
.faq__intro p { color: var(--text-muted); font-size: 16px; line-height: 1.7; margin-bottom: 20px; }
.faq__intro .btn { margin-top: 16px; }
.faq__list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item__trigger {
  width: 100%; text-align: left;
  padding: 28px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  font-family: var(--font-display); font-size: 21px; font-weight: 400; color: var(--navy-deep);
  letter-spacing: -0.01em;
  cursor: pointer; background: none; border: none;
  transition: color .2s ease;
}
.faq-item__trigger:hover { color: var(--brass-dark); }
.faq-item__icon {
  width: 28px; height: 28px; flex-shrink: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--brass-dark);
  transition: transform .3s ease, border-color .2s ease, background .2s ease;
}
.faq-item__icon svg { width: 12px; height: 12px; transition: transform .3s ease; }
.faq-item.open .faq-item__icon { background: var(--brass); border-color: var(--brass); color: var(--navy-deepest); }
.faq-item.open .faq-item__icon svg { transform: rotate(45deg); }
.faq-item__answer {
  max-height: 0; overflow: hidden;
  transition: max-height .35s ease;
}
.faq-item__answer-inner {
  padding: 0 0 28px;
  color: var(--text-muted);
  font-size: 15.5px; line-height: 1.75;
  max-width: 65ch;
}
.faq-item.open .faq-item__answer { max-height: 800px; }
@media (max-width: 640px) {
  .faq-item__trigger { font-size: 18px; padding: 22px 0; }
}

/* =============== CTA Banner =============== */
.cta-banner {
  background: var(--navy-deep); color: var(--cream);
  padding: 0;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 100% 0%, rgba(184, 146, 75, 0.25), transparent 50%),
    radial-gradient(ellipse at 0% 100%, rgba(42, 74, 117, 0.4), transparent 55%);
}
.cta-banner__inner {
  position: relative;
  padding: 96px 0;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 64px; align-items: center;
}
.cta-banner__title { font-size: clamp(32px, 4vw, 52px); color: var(--cream); margin-bottom: 16px; max-width: 18ch; font-weight: 400; }
.cta-banner__title em { font-style: italic; color: var(--brass-light); }
.cta-banner__text { color: rgba(247, 244, 238, 0.75); font-size: 17px; max-width: 52ch; }
.cta-banner__actions { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.cta-banner__contact { display: flex; flex-direction: column; gap: 8px; padding-top: 24px; border-top: 1px solid rgba(247, 244, 238, 0.18); width: 100%; }
.cta-banner__contact a { display: inline-flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 500; color: var(--cream); padding: 6px 0; }
.cta-banner__contact svg { width: 18px; height: 18px; color: var(--brass-light); }
@media (max-width: 900px) {
  .cta-banner__inner { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
}

/* =============== Footer =============== */
.footer { background: var(--navy-deepest); color: rgba(247, 244, 238, 0.7); padding: 80px 0 32px; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 48px; margin-bottom: 64px; }
.footer .logo-link img { height: 64px; }
.footer__about { font-size: 14.5px; line-height: 1.7; max-width: 38ch; margin-top: 20px; }
.footer__title { font-family: var(--font-body); font-size: 12px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); margin-bottom: 24px; }
.footer__list { display: flex; flex-direction: column; gap: 12px; }
.footer__list a { font-size: 14.5px; color: rgba(247, 244, 238, 0.75); transition: color .2s ease; }
.footer__list a:hover { color: var(--brass-light); }
.footer__contact { font-size: 14.5px; line-height: 1.7; }
.footer__contact a { color: rgba(247, 244, 238, 0.85); display: block; margin-bottom: 8px; transition: color .2s ease; }
.footer__contact a:hover { color: var(--brass-light); }
.footer__contact-address { font-size: 13px; color: rgba(247, 244, 238, 0.55); line-height: 1.55; margin-top: 12px; font-style: normal; }
.socials { display: flex; gap: 12px; margin-top: 20px; }
.socials a { width: 36px; height: 36px; border: 1px solid rgba(247, 244, 238, 0.2); display: flex; align-items: center; justify-content: center; transition: background .2s, border-color .2s; color: rgba(247, 244, 238, 0.85); }
.socials a:hover { background: var(--brass); border-color: var(--brass); color: var(--navy-deepest); }
.socials svg { width: 16px; height: 16px; }
.footer__bottom { padding-top: 32px; border-top: 1px solid rgba(247, 244, 238, 0.12); display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 13px; flex-wrap: wrap; }
.footer__legal { display: flex; gap: 24px; flex-wrap: wrap; }
.footer__legal a { color: rgba(247, 244, 238, 0.55); transition: color .2s; }
.footer__legal a:hover { color: var(--brass-light); }
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px 32px; }
}
@media (max-width: 540px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* =============== Page hero (sub-pages) =============== */
.page-hero {
  background: var(--navy-deepest);
  color: var(--cream);
  padding: calc(var(--header-h) + 88px) 0 96px;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(184, 146, 75, 0.18), transparent 50%),
    linear-gradient(180deg, var(--navy-deepest) 0%, var(--navy-deep) 100%);
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(212, 179, 112, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 179, 112, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black, transparent 75%);
}
.page-hero__inner { position: relative; z-index: 2; max-width: 880px; }
.breadcrumb { display: flex; align-items: center; gap: 12px; font-size: 13px; color: rgba(247, 244, 238, 0.6); margin-bottom: 32px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(247, 244, 238, 0.85); transition: color .2s; }
.breadcrumb a:hover { color: var(--brass-light); }
.breadcrumb svg { width: 12px; height: 12px; opacity: 0.4; }
.page-hero__title { font-size: clamp(40px, 6vw, 76px); font-weight: 400; color: var(--cream); margin-bottom: 24px; max-width: 16ch; }
.page-hero__title em { font-style: italic; color: var(--brass-light); }
.page-hero__lead { font-size: clamp(17px, 1.5vw, 20px); color: rgba(247, 244, 238, 0.75); max-width: 60ch; line-height: 1.6; }
@media (max-width: 768px) {
  .page-hero { padding: calc(var(--header-h) + 56px) 0 64px; }
}

/* =============== Prestations detailed =============== */
.prestation-block {
  display: grid; grid-template-columns: 4fr 7fr; gap: 80px;
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}
.prestation-block:last-of-type { border-bottom: none; }
.prestation-block__sticky { position: sticky; top: calc(var(--header-h) + 32px); align-self: start; }
.prestation-block__num { font-family: var(--font-display); font-style: italic; font-size: 14px; color: var(--brass-dark); margin-bottom: 12px; letter-spacing: 0.05em; }
.prestation-block__title { font-size: clamp(32px, 4vw, 48px); font-weight: 400; margin-bottom: 20px; }
.prestation-block__desc { font-size: 16px; color: var(--text-muted); line-height: 1.65; margin-bottom: 28px; }
.prestation-block__items { display: grid; gap: 24px; }
.prestation-item { padding: 32px 0; border-top: 1px solid var(--line); }
.prestation-item:first-child { border-top: none; padding-top: 0; }
.prestation-item__head { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 16px; }
.prestation-item__icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: var(--cream-warm);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--brass-dark);
}
.prestation-item__icon svg { width: 22px; height: 22px; }
.prestation-item__title { font-size: 22px; font-weight: 400; margin-bottom: 4px; }
.prestation-item__sub { font-size: 12.5px; color: var(--brass-dark); letter-spacing: 0.06em; text-transform: uppercase; font-weight: 600; }
.prestation-item__text { color: var(--text-muted); font-size: 15px; line-height: 1.7; padding-left: 68px; }
@media (max-width: 900px) {
  .prestation-block { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
  .prestation-block__sticky { position: static; }
  .prestation-item__text { padding-left: 0; }
}

/* =============== About story =============== */
.story-section { background: var(--white); }
.story-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; }
.story-grid__content h2 { font-size: clamp(32px, 4vw, 48px); font-weight: 400; margin-bottom: 28px; }
.story-grid__content p { font-size: 16px; color: var(--text); line-height: 1.75; margin-bottom: 20px; }
.story-grid__content p.lead { font-family: var(--font-display); font-size: clamp(20px, 1.8vw, 24px); font-weight: 400; color: var(--navy-deep); margin-bottom: 32px; font-style: italic; line-height: 1.45; }
@media (max-width: 900px) {
  .story-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* =============== Expertise block (replaces timeline) =============== */
.expertise-section { background: var(--cream); }
.expertise-section__intro { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.expertise-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--line); border-left: 1px solid var(--line);
}
.expertise-item {
  padding: 40px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
  transition: background .25s ease;
}
.expertise-item:hover { background: var(--cream-warm); }
.expertise-item__label { font-family: var(--font-mono); font-size: 11px; color: var(--brass-dark); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 14px; }
.expertise-item__value { font-family: var(--font-display); font-size: 22px; font-weight: 400; color: var(--navy-deep); margin-bottom: 8px; line-height: 1.25; }
.expertise-item__detail { font-size: 14.5px; color: var(--text-muted); line-height: 1.6; }
@media (max-width: 900px) { .expertise-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .expertise-grid { grid-template-columns: 1fr; } }

.companies-strip {
  margin-top: 56px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.companies-strip__label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--brass-dark);
  margin-bottom: 20px; display: block;
}
.companies-strip__list {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px 32px;
  font-family: var(--font-display); font-size: 22px; color: var(--navy-deep);
  font-style: italic;
}
.companies-strip__list li { position: relative; }
.companies-strip__list li:not(:last-child)::after {
  content: '·'; color: var(--brass);
  font-style: normal; font-weight: 700;
  position: absolute; right: -22px; top: 50%; transform: translateY(-50%);
}

/* =============== Sectors =============== */
.sectors { background: var(--cream-warm); }
.sectors__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 24px; }
.sector {
  padding: 32px 24px;
  background: var(--white);
  border-bottom: 2px solid transparent;
  transition: border-color .25s ease, transform .25s ease;
}
.sector:hover { border-bottom-color: var(--brass); transform: translateY(-4px); }
.sector__icon { color: var(--brass-dark); margin-bottom: 16px; }
.sector__icon svg { width: 32px; height: 32px; }
.sector__title { font-family: var(--font-display); font-size: 18px; font-weight: 400; color: var(--navy-deep); }
@media (max-width: 768px) {
  .sectors__grid { grid-template-columns: repeat(2, 1fr); }
}

/* =============== Capabilities (materials & techniques) =============== */
.capabilities { background: var(--white); }
.capabilities__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 32px; }
.capabilities__col h3 { font-size: 22px; font-weight: 400; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.cap-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
.cap-list li {
  font-size: 14.5px; color: var(--text);
  display: flex; align-items: center; gap: 10px;
}
.cap-list li::before {
  content: ''; width: 6px; height: 6px;
  background: var(--brass); flex-shrink: 0;
}
@media (max-width: 768px) {
  .capabilities__grid { grid-template-columns: 1fr; gap: 40px; }
}

/* =============== Contact page =============== */
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 48px; } }
.contact-info h2 { font-size: clamp(28px, 3vw, 40px); margin-bottom: 20px; font-weight: 400; }
.contact-info p { color: var(--text-muted); font-size: 16px; line-height: 1.7; margin-bottom: 40px; }
.contact-channels { display: flex; flex-direction: column; gap: 20px; margin-bottom: 40px; }
.channel { display: flex; gap: 20px; align-items: flex-start; padding: 24px; background: var(--white); border-left: 2px solid var(--brass); }
.channel__icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 50%; background: var(--cream-warm); display: flex; align-items: center; justify-content: center; color: var(--brass-dark); }
.channel__icon svg { width: 20px; height: 20px; }
.channel__label { font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass-dark); margin-bottom: 6px; }
.channel__value { display: block; font-size: 18px; font-weight: 500; color: var(--navy-deep); margin-bottom: 4px; }
.channel__value:hover { color: var(--brass-dark); }
.channel__hint { font-size: 13px; color: var(--text-muted); }

/* Contact form */
.form-card { background: var(--white); padding: 56px; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.form-card h3 { font-size: 26px; font-weight: 400; margin-bottom: 8px; }
.form-card p.form-card__sub { color: var(--text-muted); font-size: 14.5px; margin-bottom: 32px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-size: 13px; font-weight: 600; color: var(--navy-deep); letter-spacing: 0.02em; }
.form-field label span { color: var(--brass-dark); }
.form-field input, .form-field textarea, .form-field select {
  font-family: inherit; font-size: 15px; color: var(--text);
  padding: 14px 16px; background: var(--cream); border: 1px solid transparent;
  border-radius: var(--radius); transition: border-color .2s, background .2s;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none; background: var(--white); border-color: var(--brass);
}
.form-field textarea { resize: vertical; min-height: 140px; }
.form-card .btn { margin-top: 32px; width: 100%; padding: 18px; font-size: 15px; }
.form-note { margin-top: 16px; font-size: 12.5px; color: var(--text-muted); text-align: center; }
@media (max-width: 640px) {
  .form-card { padding: 32px 24px; }
  .form-grid { grid-template-columns: 1fr; }
}

/* =============== Animations =============== */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; }
.reveal.in { animation: fadeUp .8s cubic-bezier(.2,.7,.2,1) forwards; }

/* Focus visible */
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 2px; }

/* Selection */
::selection { background: var(--brass); color: var(--navy-deepest); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}