@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;1,400;1,500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@300;400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f0f0ef;
  --card: #e8e8e7;
  --dark: #1c1c1b;
  --body: #4c4c4a;
  --muted: #8c8c8a;
  --red: #c8102e;
  --border: rgba(0,0,0,0.09);
  --shadow: 0 4px 24px rgba(0,0,0,0.07);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.13);
  --radius: 20px;
  --radius-pill: 100px;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--body);
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 18px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'EB Garamond', Georgia, serif; color: var(--dark); font-weight: 400; }
h1 { font-size: clamp(40px, 5vw, 66px); letter-spacing: -0.025em; line-height: 1.08; }
h2 { font-size: clamp(28px, 4vw, 48px); letter-spacing: -0.02em; line-height: 1.15; }
h3 { font-size: clamp(20px, 2.5vw, 28px); letter-spacing: -0.015em; line-height: 1.25; }
em.accent { color: var(--red); font-style: italic; }

.mono {
  font-family: 'Geist Mono', 'Courier New', monospace;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--muted);
}

.section-label {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 48px;
}
.section-label::before {
  content: '';
  display: block;
  width: 22px;
  height: 1px;
  background: var(--muted);
  flex-shrink: 0;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
section { padding: 96px 0; }

/* NAV */
header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(240,240,239,0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}
nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 32px; }
.nav-logo { display: inline-flex; align-items: center; flex-shrink: 0; color: var(--dark); text-decoration: none; }
.nav-logo img { display: block; width: auto; height: 32px; }
.nav-links { display: flex; align-items: center; gap: 2px; list-style: none; }
.nav-links a { font-family: 'Geist Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--body); text-decoration: none; padding: 8px 14px; border-radius: 100px; transition: all 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--dark); background: var(--card); }
.nav-links a.nav-quote,
.nav-links a.nav-quote:hover,
.nav-links a.nav-quote.active {
  background: var(--red) !important;
  color: #fff !important;
}
.nav-right { display: flex; align-items: center; gap: 20px; }
.lang-switcher { display: flex; gap: 2px; align-items: center; }
.lang-switcher a { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); text-decoration: none; padding: 5px 8px; border-radius: 6px; transition: all 0.15s; }
.lang-switcher a:hover { color: var(--dark); }
.lang-switcher a.active { color: var(--dark); background: var(--card); }
.lang-switcher span { color: var(--border); }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: 'Geist Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; padding: 14px 28px; border-radius: 100px; border: none; cursor: pointer; transition: all 0.22s; }
.btn-dark { background: var(--dark); color: var(--bg); }
.btn-dark:hover { background: #2e2e2d; transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn-outline { background: transparent; color: var(--dark); border: 1px solid rgba(0,0,0,0.18); }
.btn-outline:hover { background: var(--card); transform: translateY(-1px); }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: #a50d25; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(200,16,46,0.25); }

/* CARDS */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 32px; transition: all 0.25s; }
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.card-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* BADGE/TAG */
.badge { display: inline-flex; align-items: center; font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); background: var(--card); border: 1px solid var(--border); padding: 5px 12px; border-radius: 100px; }
.tag { display: inline-block; font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); background: rgba(0,0,0,0.05); padding: 3px 8px; border-radius: 4px; }

/* HERO */
.hero { padding: 100px 0 80px; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-left .label-row { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
.hero-left .label-row .dot { width: 6px; height: 6px; background: var(--red); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } }
.hero-left h1 { margin-bottom: 24px; }
.hero-left p { font-size: 19px; color: var(--body); max-width: 460px; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-image-wrap { border-radius: 20px; overflow: hidden; border: 1px solid var(--border); position: relative; }
.hero-image-wrap img { width: 100%; height: 480px; object-fit: cover; display: block; }
.hero-image-badge { position: absolute; bottom: 20px; left: 20px; background: rgba(28,28,27,0.88); backdrop-filter: blur(8px); border-radius: 12px; padding: 14px 18px; color: #fff; }
.hero-image-badge .stat-num { font-family: 'EB Garamond', serif; font-size: 32px; font-weight: 400; color: var(--red); line-height: 1; }
.hero-image-badge .stat-label { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.6); margin-top: 4px; }

/* STATS BAR */
.stats-bar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 40px 0; }
.stats-bar-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-item { padding: 0 32px; border-right: 1px solid var(--border); }
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child { border-right: none; }
.stat-item .num { font-family: 'EB Garamond', serif; font-size: 48px; color: var(--red); letter-spacing: -0.03em; line-height: 1; margin-bottom: 6px; }
.stat-item .label { font-family: 'Geist Mono', monospace; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

/* SERVICE CARDS */
.service-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 36px; transition: all 0.25s; display: flex; flex-direction: column; gap: 16px; text-decoration: none; color: inherit; }
.service-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.service-card .service-icon { width: 44px; height: 44px; background: rgba(0,0,0,0.06); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 20px; }
.service-card p { color: var(--body); font-size: 17px; line-height: 1.65; flex: 1; }
.service-card .link-mono { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 6px; transition: color 0.15s; }
.service-card:hover .link-mono { color: var(--dark); }

/* PROCESS */
.process-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 28px; transition: all 0.25s; }
.process-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.process-num { font-family: 'EB Garamond', serif; font-size: 56px; color: var(--red); line-height: 1; margin-bottom: 12px; }
.process-timing { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--red); margin-top: 12px; }

/* DARK SECTION */
.section-dark { background: var(--dark); border-radius: 20px; padding: 72px 64px; margin: 0 32px; }
.section-dark h2 { color: #f0f0ef; }
.section-dark p { color: rgba(240,240,239,0.65); }
.section-dark .section-label { color: rgba(240,240,239,0.4); }
.section-dark .section-label::before { background: rgba(240,240,239,0.25); }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; cursor: pointer; font-family: 'EB Garamond', serif; font-size: 20px; color: var(--dark); user-select: none; gap: 16px; }
.faq-question .icon { font-family: 'Geist Mono', monospace; font-size: 18px; color: var(--muted); transition: transform 0.3s; flex-shrink: 0; }
.faq-item.open .faq-question .icon { transform: rotate(45deg); }
.faq-answer { display: none; padding-bottom: 24px; color: var(--body); font-size: 17px; line-height: 1.7; max-width: 680px; }
.faq-item.open .faq-answer { display: block; }

/* IMAGE CARDS */
.img-card { border-radius: 20px; overflow: hidden; border: 1px solid var(--border); position: relative; }
.img-card img { width: 100%; height: 260px; object-fit: cover; display: block; transition: transform 0.4s; }
.img-card:hover img { transform: scale(1.03); }
.img-card-label { position: absolute; bottom: 16px; left: 16px; background: rgba(28,28,27,0.80); backdrop-filter: blur(6px); border-radius: 8px; padding: 8px 12px; font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.8); }

/* Per-image framing for mixed source aspect ratios (1600px wide, variable heights) */
.hero-image-wrap img[src*="truck-semitrailer.jpg"],
.img-card img[src*="truck-semitrailer.jpg"],
.service-img[src*="truck-semitrailer.jpg"] {
  object-position: 62% 68%;
}

.img-card img[src*="truck-rigid.jpg"],
.service-img[src*="truck-rigid.jpg"] {
  object-position: 60% 62%;
}

.img-card img[src*="cargo-train.jpg"] {
  object-position: 50% 54%;
}

.img-card img[src*="warehouse-pallets.jpg"],
.service-img[src*="warehouse-pallets.jpg"] {
  object-position: 50% 36%;
}

/* FOOTER */
footer { background: var(--dark); color: rgba(240,240,239,0.6); padding: 72px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 36px; }
.footer-logo { display: inline-flex; align-items: center; text-decoration: none; margin-bottom: 16px; }
.footer-logo img { display: block; width: auto; height: 32px; }
.footer-tagline { font-size: 16px; line-height: 1.6; margin-bottom: 24px; max-width: 280px; }
.footer-col h4 { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(240,240,239,0.4); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(240,240,239,0.6); text-decoration: none; font-size: 16px; transition: color 0.15s; }
.footer-col ul li a:hover { color: rgba(240,240,239,0.9); }
.footer-bottom { position: relative; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-bottom::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: block;
  width: 56px;
  height: 56px;
  background: url('../images/flowpulse-monogram.svg') center / contain no-repeat;
}
.footer-bottom .copy { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(240,240,239,0.3); }

/* FORM */
.form-wrapper { max-width: 780px; margin: 0 auto; }
.form-steps-indicator { display: flex; align-items: center; gap: 0; margin-bottom: 56px; }
.step-dot { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border); background: var(--card); display: flex; align-items: center; justify-content: center; font-family: 'Geist Mono', monospace; font-size: 10px; color: var(--muted); flex-shrink: 0; transition: all 0.2s; position: relative; z-index: 1; }
.step-dot.active { background: var(--dark); color: var(--bg); border-color: var(--dark); }
.step-dot.done { background: var(--red); color: #fff; border-color: var(--red); }
.step-line { flex: 1; height: 1px; background: var(--border); }
.step-line.done { background: var(--red); }
.form-step { display: none; animation: fadeIn 0.3s ease; }
.form-step.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.step-title { font-family: 'EB Garamond', serif; font-size: 32px; color: var(--dark); margin-bottom: 8px; letter-spacing: -0.02em; }
.step-subtitle { color: var(--muted); font-size: 16px; margin-bottom: 40px; font-family: 'Geist Mono', monospace; letter-spacing: 0.05em; }

.options-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 32px; }
.options-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 32px; }
.option-card input[type="radio"], .option-card input[type="checkbox"] { position: absolute; opacity: 0; pointer-events: none; }
.option-card label { display: flex; flex-direction: column; gap: 8px; padding: 24px; background: var(--card); border: 1px solid var(--border); border-radius: 20px; cursor: pointer; transition: all 0.2s; }
.option-card label:hover { border-color: rgba(0,0,0,0.2); transform: translateY(-1px); }
.option-card input:checked + label { border-color: var(--dark); background: rgba(28,28,27,0.04); box-shadow: inset 0 0 0 1px var(--dark); }
.option-card .opt-icon { font-size: 22px; margin-bottom: 4px; }
.option-card .opt-title { font-family: 'EB Garamond', serif; font-size: 18px; color: var(--dark); }
.option-card .opt-desc { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px 18px; font-family: 'EB Garamond', serif; font-size: 17px; color: var(--dark); outline: none; transition: border-color 0.2s; appearance: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: rgba(0,0,0,0.3); box-shadow: 0 0 0 3px rgba(0,0,0,0.05); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.location-block { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 28px; margin-bottom: 16px; }
.location-block h4 { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 20px; }
.checkbox-group { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
.checkbox-group input[type="checkbox"] { width: 18px; height: 18px; flex-shrink: 0; accent-color: var(--dark); margin-top: 2px; }
.checkbox-group label { font-size: 16px; color: var(--body); cursor: pointer; font-family: 'EB Garamond', serif; }
.constraints-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 24px; }
.form-nav { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid var(--border); margin-top: 32px; }
.review-section { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 28px; margin-bottom: 16px; }
.review-section h4 { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.review-row { display: flex; gap: 16px; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 16px; }
.review-row:last-child { border-bottom: none; }
.review-row .key { color: var(--muted); }
.review-row .val { color: var(--dark); text-align: right; }

/* CONTACT */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: stretch; }
.contact-grid > div { height: 100%; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 28px; }
.contact-info-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--card); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.contact-info-item .info-label { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.contact-info-item .info-val { font-size: 17px; color: var(--dark); }
.contact-form-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 40px; height: 100%; }
.form-feedback { display: none; font-family: 'EB Garamond', serif; font-size: 15px; border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; }
.form-feedback.visible { display: block; }
.form-feedback.success { background: rgba(26, 127, 55, 0.08); border: 1px solid rgba(26, 127, 55, 0.25); color: #155724; }
.form-feedback.error { background: rgba(200, 16, 46, 0.08); border: 1px solid rgba(200, 16, 46, 0.25); color: #7a0c1d; }

.btn-whatsapp {
  background: #25D366;
  color: #fff;
}
.btn-whatsapp:hover {
  background: #1da851;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.28);
}

/* SERVICES PAGE */
.service-detail-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 40px; margin-bottom: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.service-features { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.service-features li { display: flex; gap: 10px; align-items: flex-start; font-size: 17px; }
.service-features li::before { content: '→'; color: var(--red); font-family: 'Geist Mono', monospace; flex-shrink: 0; margin-top: 3px; }
.service-img { width: 100%; height: 280px; object-fit: cover; border-radius: 12px; border: 1px solid var(--border); background: #ddd; display: block; }

/* PAGE HEADER */
.page-header { padding: 72px 0 56px; border-bottom: 1px solid var(--border); margin-bottom: 72px; }
.page-header h1 { margin-bottom: 16px; }
.page-header p { font-size: 20px; color: var(--body); max-width: 560px; }

/* MOBILE */
.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; border: none; background: none; }
.menu-toggle span { display: block; width: 22px; height: 1.5px; background: var(--dark); }

/* TEAM */
.team-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; overflow: hidden; transition: all 0.25s; }
.team-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.team-photo-placeholder { width: 100%; height: 200px; background: linear-gradient(135deg, #e0e0df, #d0d0cf); display: flex; align-items: center; justify-content: center; font-size: 48px; }
.team-info { padding: 24px; }
.team-info h3 { font-size: 20px; margin-bottom: 4px; }
.team-info .role { font-family: 'Geist Mono', monospace; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--red); }
.team-info p { font-size: 16px; color: var(--body); margin-top: 10px; }

/* SECTOR TABS */
.sector-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.sector-tab { font-family: 'Geist Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 20px; border-radius: 100px; border: 1px solid var(--border); background: transparent; color: var(--muted); cursor: pointer; transition: all 0.2s; }
.sector-tab:hover { color: var(--dark); background: var(--card); }
.sector-tab.active { background: var(--dark); color: var(--bg); border-color: var(--dark); }

.form-success { display: none; text-align: center; padding: 64px 0; }
.form-success h2 { margin-bottom: 16px; }
.form-success p { color: var(--muted); margin-bottom: 32px; }
.success-icon { width: 64px; height: 64px; background: rgba(200,16,46,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 24px; }

/* UTILS */
.text-muted { color: var(--muted); }
.text-red { color: var(--red); }
.text-dark { color: var(--dark); }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mt-16 { margin-top: 16px; }
.mt-32 { margin-top: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.text-center { text-align: center; }
.max-640 { max-width: 640px; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .service-detail-card { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  section { padding: 64px 0; }
  .hero { padding: 64px 0 48px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-image-wrap img { height: 300px; }
  .card-grid-3, .card-grid-2 { grid-template-columns: 1fr; }
  .stats-bar-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-item { border-right: none; padding: 0; }
  .options-grid, .options-grid-2 { grid-template-columns: 1fr; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .constraints-grid { grid-template-columns: repeat(2, 1fr); }
  .section-dark { padding: 48px 28px; margin: 0 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; padding-top: 72px; }
  .footer-bottom::before { top: 0; transform: translateX(-50%); }
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .nav-logo img { height: 28px; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 16px 20px; gap: 4px; z-index: 99; }
  header { position: relative; }
}