/* ===== Texwool — design system ===== */
:root {
  --bg: #faf8f2;
  --surface: #ffffff;
  --surface-alt: #f1ece1;
  --ink: #1b2620;
  --ink-soft: #45524b;
  --muted: #7a857d;
  --green: #2f5d4f;
  --green-deep: #1d3b31;
  --green-dark: #142a23;
  --accent: #c4663a;
  --accent-soft: #e7c9b6;
  --line: #e3ddd0;
  --line-dark: #2c4a40;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 40px -24px rgba(20, 42, 35, 0.45);
  --maxw: 1140px;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.12; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.25rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}
.eyebrow.light { color: var(--accent-soft); }
.lead { font-size: 1.15rem; color: var(--ink-soft); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.97rem;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
  cursor: pointer;
  border: 1.5px solid transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--green); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--green-deep); }
.btn-ghost { border-color: var(--green); color: var(--green); }
.btn-ghost:hover { background: var(--green); color: #fff; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 242, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--green-deep); }
.brand-mark { display: inline-flex; }
.brand-name { font-family: var(--serif); font-size: 1.4rem; font-weight: 600; letter-spacing: -0.01em; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-size: 0.95rem; font-weight: 500; color: var(--ink-soft); transition: color .15s; }
.main-nav a:hover { color: var(--green); }
.main-nav .nav-cta {
  padding: 9px 18px; border-radius: 100px; background: var(--green); color: #fff;
}
.main-nav .nav-cta:hover { background: var(--green-deep); color: #fff; }

.header-actions { display: flex; align-items: center; gap: 14px; }
.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 100px; overflow: hidden; }
.lang-switch button {
  border: none; background: transparent; padding: 6px 12px; font-size: 0.8rem; font-weight: 600;
  color: var(--muted); cursor: pointer; font-family: var(--sans); letter-spacing: .03em;
}
.lang-switch button.active { background: var(--green); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }

/* ===== Hero ===== */
.hero { padding: clamp(48px, 7vw, 90px) 0; }
.hero-inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero-copy h1 { margin-bottom: 20px; }
.hero-copy .lead { max-width: 46ch; }
.hero-actions { display: flex; gap: 14px; margin: 30px 0 16px; flex-wrap: wrap; }
.hero-note { font-size: 0.9rem; color: var(--muted); }
.hero-media { position: relative; }
.hero-media img {
  width: 100%; height: 480px; object-fit: cover; border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-badge {
  position: absolute; left: 20px; bottom: 20px;
  background: rgba(250,248,242,0.94); color: var(--green-deep);
  padding: 10px 16px; border-radius: 100px; font-size: 0.82rem; font-weight: 600;
  box-shadow: 0 8px 20px -10px rgba(0,0,0,.35);
}

/* ===== Sections ===== */
.section { padding: clamp(56px, 8vw, 100px) 0; }
.section-alt { background: var(--surface-alt); }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-sub { color: var(--ink-soft); font-size: 1.08rem; margin-top: 10px; }

.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ===== Cards (why) ===== */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px; background: var(--surface-alt);
  display: grid; place-items: center; font-size: 1.4rem; color: var(--green); margin-bottom: 18px;
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--ink-soft); }
.why-foot { margin-top: 36px; font-size: 0.98rem; color: var(--muted); max-width: 60ch; }

/* ===== Products ===== */
.product {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px; display: flex; flex-direction: column;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.product:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--accent-soft); }
.product-featured { border-color: var(--green); box-shadow: var(--shadow); }
.product-media {
  margin: -30px -28px 22px; border-radius: var(--radius) var(--radius) 0 0; overflow: hidden;
}
.product-media img {
  width: 100%; height: 200px; object-fit: cover; transition: transform .4s ease;
}
.product:hover .product-media img { transform: scale(1.05); }
.product-top { margin-bottom: 18px; }
.product-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent); background: #f6e9e0;
  padding: 4px 10px; border-radius: 100px; margin-bottom: 14px;
}
.product h3 { font-size: 1.5rem; }
.product h3 span { color: var(--green); }
.product ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.product li { position: relative; padding-left: 26px; color: var(--ink-soft); font-size: 0.97rem; }
.product li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 12px; height: 12px;
  border-radius: 50%; border: 2px solid var(--green);
}
.products-foot { text-align: center; margin-top: 40px; font-weight: 500; color: var(--green-deep); }

/* ===== Docs strip ===== */
.docs .docs-col { padding: 8px 0; }
.docs h3 { margin-bottom: 18px; }
ul.check, ul.pending { list-style: none; display: flex; flex-direction: column; gap: 12px; }
ul.check li, ul.pending li { position: relative; padding-left: 30px; color: var(--ink-soft); }
ul.check li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--green); font-weight: 700;
}
ul.pending li::before {
  content: "◷"; position: absolute; left: 0; top: 0; color: var(--accent); font-weight: 700;
}
ul.check.light li { color: #d7e0da; }
ul.check.light li::before { color: var(--accent-soft); }
.docs-note { margin-top: 18px; font-size: 0.92rem; color: var(--muted); font-style: italic; }

.section-img {
  margin-top: 28px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.section-img img { width: 100%; height: 300px; object-fit: cover; display: block; }

/* ===== Dark sections ===== */
.section-dark { background: var(--green-dark); color: #eef2ee; }
.section-dark h2 { color: #fff; }
.section-dark .lead { color: #cdd8d1; }
.section-dark p { color: #b9c6bd; }

.sust-inner { align-items: center; gap: 56px; }
.stats { display: flex; flex-direction: column; gap: 20px; }
.stat {
  background: rgba(255,255,255,0.05); border: 1px solid var(--line-dark);
  border-radius: var(--radius); padding: 24px 28px; display: flex; align-items: baseline; gap: 20px;
}
.stat-num { font-family: var(--serif); font-size: 2.6rem; color: var(--accent-soft); line-height: 1; }
.stat-label { color: #c2cec5; font-size: 0.95rem; }

/* ===== Pilot steps ===== */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; position: relative;
}
.step-num {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: var(--green); color: #fff; font-family: var(--serif); font-size: 1.2rem; margin-bottom: 16px;
}
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: 0.92rem; }
.pilot-foot { text-align: center; margin-top: 40px; font-weight: 500; color: var(--green-deep); }

/* ===== About ===== */
.about-inner { gap: 56px; align-items: center; }
.company-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow);
}
.company-card h3 { margin-bottom: 20px; }
.company-card dl { display: flex; flex-direction: column; }
.company-card dl > div {
  display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line);
}
.company-card dl > div:last-child { border-bottom: none; }
.company-card dt { color: var(--muted); font-size: 0.92rem; }
.company-card dd { font-weight: 600; text-align: right; }

/* ===== Contact ===== */
.contact-inner { gap: 56px; align-items: center; }
.contact-card {
  background: rgba(255,255,255,0.06); border: 1px solid var(--line-dark);
  border-radius: var(--radius); padding: 34px;
}
.contact-card h3 { color: #fff; margin-bottom: 18px; }
.contact-person { font-size: 1.15rem; font-weight: 600; color: #fff !important; margin-bottom: 16px; }
.contact-line {
  display: flex; align-items: center; gap: 12px; padding: 10px 0; font-size: 1.05rem; color: #dbe4dd !important;
}
.contact-line span { color: var(--accent-soft); }
.contact-line:hover { color: #fff !important; }
.contact-btn { margin-top: 22px; width: 100%; }

/* ===== Footer ===== */
.site-footer { background: var(--green-dark); color: #b9c6bd; padding: 56px 0 32px; }
.footer-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.footer-brand .brand-name { color: #fff; display: block; margin-bottom: 6px; }
.footer-meta { text-align: right; font-size: 0.92rem; line-height: 1.9; }
.footer-meta a:hover { color: #fff; }
.footer-copy {
  grid-column: 1 / -1; border-top: 1px solid var(--line-dark); margin-top: 24px; padding-top: 24px;
  font-size: 0.85rem; color: #8b9a90;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-inner, .grid-2, .sust-inner, .about-inner, .contact-inner { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .hero-media { order: -1; }
  .hero-media img { height: 340px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-meta { text-align: left; }

  .main-nav {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: flex-start;
    background: var(--bg); padding: 20px 24px; gap: 4px; border-bottom: 1px solid var(--line);
    transform: translateY(-120%); transition: transform .28s ease; box-shadow: var(--shadow);
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 12px 0; width: 100%; font-size: 1.05rem; }
  .main-nav .nav-cta { margin-top: 8px; }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 540px) {
  .steps { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
}