.hero { position: relative; overflow: hidden; background-color: #1D2B33; background-image: url('/images/home-hero.jpg'); background-size: cover; background-position: center; background-repeat: no-repeat; border-bottom: 2px solid var(--color-brand); }
.hero-overlay { position: absolute; inset: 0; background-color: rgba(29, 43, 51, 0.42); }
.hero::before { content: ''; position: absolute; inset: 0; background-color: var(--color-surface); clip-path: polygon(0 0, 74% 0, 90% 100%, 0 100%); }
.hero__inner { position: relative; z-index: 2; max-width: 1320px; margin: 0 auto; padding: 64px clamp(12px, 4vw, 56px) 56px clamp(24px, 8vw, 120px); }
.hero__meta { margin: 0 0 24px; }
.hero__title { margin: 0 0 24px; max-width: 17ch; color: var(--color-brand); }
.hero__lead { font-size: 22px; line-height: 1.60; max-width: 44ch; color: var(--color-text); margin: 0 0 32px; }
.hero__actions { display: flex; justify-content: flex-start; margin-bottom: 40px; }
.hero-figure { display: flex; align-items: baseline; gap: 18px; }
.hero-figure__number { font-family: var(--font-display); font-size: clamp(56px, 8vw, 120px); line-height: 0.90; font-weight: 700; letter-spacing: 0.01em; text-transform: uppercase; color: var(--color-brand); text-shadow: 2px 2px 0 var(--color-rule); }
.hero-figure__label { font-family: var(--font-meta); font-size: 13px; line-height: 1.65; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); }

.section-title { position: relative; margin-bottom: 32px; }
.section-title::before { content: ''; position: absolute; left: 0; top: -24px; width: 92px; height: 3px; background-color: var(--color-brand); transform: skewX(-34deg); }
.section-intro { max-width: 68ch; margin-bottom: 24px; color: var(--color-text); }
.section--flat { background-color: var(--color-paper); }
.section--surface { background-color: var(--color-surface); }

.prose p { max-width: 68ch; }
.prose p:last-child { margin-bottom: 0; }

.topic-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 36px 32px; margin-top: 40px; }
.topic-card { display: block; border-top: 2px solid var(--color-brand); padding-top: 24px; text-decoration: none; color: inherit; }
.topic-card:hover .topic-card__title, .topic-card:focus-visible .topic-card__title { text-decoration: underline; text-decoration-thickness: 2px; text-decoration-color: var(--color-rule); }
.topic-card__title { margin-bottom: 12px; font-size: clamp(24px, 2.4vw, 32px); line-height: 1.15; }
.topic-card__text { max-width: 42ch; margin: 0; color: var(--color-text); }

.feature-split { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 56px; align-items: center; }
.feature-split--reverse .feature__media { order: 2; }
.feature__media { margin: 0; }
.feature__media img { width: 100%; height: auto; display: block; object-fit: cover; aspect-ratio: 640 / 420; border-top: 2px solid var(--color-brand); }
.feature__media figcaption { margin-top: 12px; }
.feature__body .section-title { margin-top: 8px; }

.figure-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 40px; }
.figure-block { padding: 24px 28px; border-left: 1px solid var(--color-rule); }
.figure-block:first-child { border-left: 0; padding-left: 0; }
.figure-block__number { margin: 0 0 8px; font-family: var(--font-display); font-size: 72px; line-height: 0.90; font-weight: 700; letter-spacing: 0.01em; text-transform: uppercase; color: var(--color-brand); text-shadow: 2px 2px 0 var(--color-rule); }
.figure-block__label { margin: 0; font-family: var(--font-meta); font-size: 13px; line-height: 1.65; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); }

.article-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 44px 36px; margin-top: 40px; }
.article-card { border-top: 2px solid var(--color-brand); padding-top: 24px; }
.article-card__meta { margin: 0 0 16px; }
.article-card__title { margin-bottom: 16px; font-size: clamp(22px, 2vw, 28px); line-height: 1.15; }
.article-card__title a { color: var(--color-brand); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; transition: text-decoration-thickness 0.15s linear, text-decoration-color 0.15s linear; }
.article-card__title a:hover, .article-card__title a:focus-visible { text-decoration-thickness: 2px; text-decoration-color: var(--color-rule); }
.article-card__excerpt { margin: 0; color: var(--color-text); }

.data-table { margin-top: 16px; }
.data-table th, .data-table td { border-bottom: 1px solid var(--color-rule); }
.data-table tbody tr { transition: background-color 0.15s linear; }
.data-table tbody tr:hover { background-color: var(--color-paper); }
.data-table td:first-child { font-weight: 700; color: var(--color-brand); width: 26%; }
.data-table td:nth-child(2) { width: 18%; }

.calc-panel { margin-top: 48px; border-top: 2px solid var(--color-brand); padding-top: 32px; }
.calc-panel__title { margin-bottom: 16px; }
.calc-panel p { max-width: 68ch; }
.calc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 20px; margin-top: 24px; }
.calc-field { min-width: 0; }
.calc-label { display: block; font-family: var(--font-meta); font-size: 13px; line-height: 1.65; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); margin-bottom: 8px; }
.calc-input { width: 100%; max-width: 100%; height: 52px; padding: 0 14px; font-size: 16px; line-height: 1.65; color: var(--color-text); background-color: var(--color-paper); border: 1px solid var(--color-brand); border-radius: 0; }
.calc-input:focus { outline: 2px solid var(--color-brand); outline-offset: 2px; }
.calc-output { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 32px; border-top: 1px solid var(--color-rule); padding-top: 28px; }
.calc-output__block { min-width: 0; }
.calc-output__value { margin: 0 0 8px; font-family: var(--font-display); font-size: clamp(40px, 5vw, 64px); line-height: 0.90; font-weight: 700; text-transform: uppercase; letter-spacing: 0.01em; color: var(--color-brand); }
.calc-output__label { margin: 0; font-family: var(--font-meta); font-size: 13px; line-height: 1.65; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); }

.faq-list { list-style: none; margin: 40px 0 0; padding: 0; }
.faq-list__item { border-top: 1px solid var(--color-rule); padding: 28px 0; }
.faq-list__item:last-child { border-bottom: 1px solid var(--color-rule); }
.faq-list__item h3 { margin-bottom: 12px; font-size: clamp(22px, 2vw, 28px); line-height: 1.15; }
.faq-list__item p { max-width: 74ch; margin: 0; color: var(--color-text); }

.devis-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.6fr); gap: 56px; align-items: start; }
.devis-main .section-title { margin-top: 8px; }
.devis-aside { border-left: 1px solid var(--color-rule); padding-left: 32px; }
.devis-aside .figure-block__number { margin-top: 8px; }
.devis-aside__note { margin-top: 24px; font-size: 15px; max-width: 34ch; color: var(--color-muted); }

@media (max-width: 1024px) {
  .feature-split, .devis-layout { gap: 40px; }
  .devis-aside { padding-left: 24px; }
}

@media (max-width: 768px) {
  .hero::before { clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%); }
  .hero__inner { padding: 48px 24px 40px 24px; }
  .hero__title { max-width: 100%; }
  .hero__lead { font-size: 19px; max-width: 100%; }
  .hero__actions { margin-bottom: 32px; }
  .hero-figure { gap: 12px; }
  .feature-split { grid-template-columns: 1fr; gap: 28px; }
  .feature-split--reverse .feature__media { order: 0; }
  .figure-grid { grid-template-columns: 1fr; gap: 24px; }
  .figure-block { border-left: 0; border-top: 1px solid var(--color-rule); padding: 20px 0 0; }
  .figure-block:first-child { border-top: 0; padding-top: 0; }
  .article-grid { grid-template-columns: 1fr; gap: 32px; }
  .topic-grid { grid-template-columns: 1fr; gap: 28px; }
  .calc-grid { grid-template-columns: 1fr; }
  .calc-output { grid-template-columns: 1fr; }
  .devis-layout { grid-template-columns: 1fr; gap: 40px; }
  .devis-aside { border-left: 0; border-top: 1px solid var(--color-rule); padding-left: 0; padding-top: 32px; }
  .data-table th, .data-table td { padding: 14px 12px 14px 0; font-size: 15px; }
  .data-table td:first-child { width: 34%; }
}

@media (max-width: 480px) {
  .hero__inner { padding: 40px 20px 32px 20px; }
  .hero__title { font-size: clamp(34px, 11vw, 46px); }
  .hero__lead { font-size: 18px; }
  .hero__actions .btn { width: 100%; }
  .hero-figure__number { font-size: clamp(48px, 16vw, 72px); }
  .figure-block__number { font-size: 56px; }
  .calc-output__value { font-size: 42px; }
  .article-card__title { font-size: 22px; }
}