:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f4f6f7;
  --color-bg-dark: #1f3a4f;
  --color-text: #202a33;
  --color-text-muted: #5c6b78;
  --color-text-inverse: #f4f7f8;
  --color-border: #e1e6e9;
  --color-primary: #1f3a4f;
  --color-primary-dark: #16293a;
  --color-accent: #5c9284;
  --color-accent-dark: #47756a;
  --color-car: #b57a4a;
  --color-transit: #4a7fb5;
  --color-bike: #5c9284;
  --shadow-sm: 0 1px 2px rgba(20, 30, 40, 0.06);
  --shadow-md: 0 8px 24px rgba(20, 30, 40, 0.08);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
  margin: 0 0 16px;
}

h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

p {
  margin: 0 0 16px;
  color: var(--color-text);
}

.lede {
  font-size: 1.15rem;
  color: var(--color-text-muted);
}

.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  max-width: 680px;
  margin: 0 auto 48px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-primary);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-alt);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: contain;
}

.brand-name {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

.brand-tagline {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-nav a.active {
  color: var(--color-accent-dark);
  font-weight: 700;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  font-size: 1.4rem;
  color: var(--color-primary);
  cursor: pointer;
}

.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding: 88px 0;
}

.hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero h1 {
  color: #fff;
}

.hero .lede {
  color: rgba(244, 247, 248, 0.82);
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.hero .btn-outline {
  border-color: rgba(244, 247, 248, 0.4);
  color: #fff;
}

.hero .btn-outline:hover {
  background: rgba(244, 247, 248, 0.1);
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
}

.hero-stat span {
  font-size: 0.82rem;
  color: rgba(244, 247, 248, 0.72);
}

.page-hero {
  background: var(--color-primary);
  color: #fff;
  padding: 64px 0 56px;
}

.page-hero h1 {
  color: #fff;
  margin-bottom: 8px;
}

.page-hero p {
  color: rgba(244, 247, 248, 0.8);
  max-width: 620px;
  margin: 0;
}

.breadcrumb {
  font-size: 0.82rem;
  color: rgba(244, 247, 248, 0.65);
  margin-bottom: 18px;
}

.breadcrumb a {
  color: rgba(244, 247, 248, 0.85);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-dark);
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.calculator {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.calculator-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.calc-form {
  padding: 40px;
  border-right: 1px solid var(--color-border);
}

.calc-results {
  padding: 40px;
  background: var(--color-bg-alt);
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-row .hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

input[type="number"],
input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background: #fff;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(92, 146, 132, 0.18);
}

.result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.result-row:last-of-type {
  border-bottom: none;
}

.result-mode {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.mode-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.mode-dot.car { background: var(--color-car); }
.mode-dot.transit { background: var(--color-transit); }
.mode-dot.bike { background: var(--color-bike); }

.result-values {
  text-align: right;
}

.result-values strong {
  display: block;
  font-size: 1.2rem;
  color: var(--color-primary);
}

.result-values span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.bar-track {
  height: 10px;
  border-radius: 6px;
  background: #e1e6e9;
  overflow: hidden;
  margin-top: 24px;
}

.bar-track > div {
  height: 100%;
  display: flex;
}

.bar-seg.car { background: var(--color-car); }
.bar-seg.transit { background: var(--color-transit); }
.bar-seg.bike { background: var(--color-bike); }

.result-summary {
  margin-top: 28px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.result-summary strong {
  color: var(--color-primary);
}

.calc-disclaimer {
  margin-top: 20px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  position: relative;
  padding-left: 4px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  margin-bottom: 16px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.split-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.icon-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.icon-list li {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
}

.icon-list i {
  color: var(--color-accent-dark);
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  text-align: center;
  padding: 24px 16px;
}

.value-card i {
  font-size: 2rem;
  color: var(--color-accent-dark);
  margin-bottom: 12px;
  display: block;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
}

.contact-info-row {
  display: flex;
  gap: 16px;
  margin-bottom: 22px;
}

.contact-info-row i {
  font-size: 1.4rem;
  color: var(--color-accent-dark);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-info-row h3 {
  margin-bottom: 4px;
  font-size: 1rem;
}

.contact-info-row p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.contact-map {
  margin-top: 24px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.contact-map iframe {
  width: 100%;
  height: 220px;
  border: 0;
  display: block;
}

.form-success, .form-error {
  display: none;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.form-success {
  background: #e8f2ee;
  color: var(--color-accent-dark);
  border: 1px solid #c6e0d7;
}

.form-error {
  background: #fbeae6;
  color: #a3492f;
  border: 1px solid #f0c9bd;
}

.form-success.show, .form-error.show {
  display: block;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.checkbox-row input {
  width: auto;
  margin-top: 3px;
}

.cta {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  border-radius: var(--radius-lg);
  padding: 56px 40px;
}

.cta h2 {
  color: #fff;
}

.cta p {
  color: rgba(244, 247, 248, 0.8);
  max-width: 560px;
  margin: 0 auto 28px;
}

.cta .btn-primary {
  background: var(--color-accent);
}

.cta .btn-primary:hover {
  background: var(--color-accent-dark);
}

.site-footer {
  background: var(--color-primary-dark);
  color: rgba(244, 247, 248, 0.78);
  padding: 64px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(244, 247, 248, 0.12);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.footer-brand span {
  font-weight: 800;
  color: #fff;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: rgba(244, 247, 248, 0.72);
  font-size: 0.92rem;
}

.footer-col a:hover {
  color: #fff;
}

.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: rgba(244, 247, 248, 0.72);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.82rem;
  color: rgba(244, 247, 248, 0.55);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-legal-links {
  display: flex;
  gap: 18px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-legal-links a {
  color: rgba(244, 247, 248, 0.55);
}

.disclaimer-banner {
  background: #fbf6e6;
  border-bottom: 1px solid #ecdfae;
  color: #6b5a1e;
  font-size: 0.85rem;
  text-align: center;
  padding: 9px 16px;
}

.disclaimer-banner i {
  vertical-align: -2px;
  margin-right: 6px;
}

.cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  max-width: 620px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 22px 24px;
  z-index: 999;
  display: none;
}

.cookie-banner.show {
  display: block;
}

.cookie-banner-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.cookie-banner-head i {
  font-size: 1.3rem;
  color: var(--color-accent-dark);
}

.cookie-banner-head h3 {
  margin: 0;
  font-size: 1rem;
}

.cookie-banner p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.cookie-banner-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cookie-banner .btn {
  padding: 10px 18px;
  font-size: 0.88rem;
}

.legal-content {
  max-width: 780px;
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: 40px;
}

.legal-content h2:first-of-type {
  margin-top: 0;
}

.legal-content ul {
  color: var(--color-text);
  padding-left: 20px;
}

.legal-content li {
  margin-bottom: 8px;
}

.legal-updated {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  margin-bottom: 32px;
}

.table-wrap {
  overflow-x: auto;
  margin: 24px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
}

th {
  color: var(--color-primary);
  font-weight: 700;
  background: var(--color-bg-alt);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 90;
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; padding: 56px 0; }
  .calculator-inner { grid-template-columns: 1fr; }
  .calc-form { border-right: none; border-bottom: 1px solid var(--color-border); }
  .grid-3, .grid-2, .value-grid, .steps, .split, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .split { gap: 32px; }
  .split-media { order: -1; }
}

@media (max-width: 720px) {
  .main-nav { position: fixed; top: 65px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); flex-direction: column; align-items: stretch; padding: 12px 24px 20px; box-shadow: var(--shadow-md); transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all 0.2s ease; }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .main-nav ul li { border-bottom: 1px solid var(--color-border); }
  .main-nav ul li a { display: block; padding: 12px 0; }
  .main-nav .btn { margin-top: 12px; width: 100%; justify-content: center; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .form-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr 1fr; }
}