:root {
  --bg: #f5f3ef;
  --bg-alt: #ebe8e2;
  --text: #1a1a1a;
  --text-muted: #5c5752;
  --border: #d4d0c8;
  --accent: #1a1a1a;
  --white: #ffffff;
  --serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
  --max-width: 1120px;
  --section-pad: clamp(4rem, 8vw, 6rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover {
  opacity: 0.75;
}

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 243, 239, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

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

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-tagline {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.nav-desktop {
  display: none;
  gap: 1.5rem;
  align-items: center;
}

.nav-desktop a {
  font-size: 0.875rem;
  text-decoration: none;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-desktop a:hover {
  color: var(--text);
  opacity: 1;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--white);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.btn:hover {
  background: transparent;
  color: var(--accent);
  opacity: 1;
}

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

.btn-outline:hover {
  background: var(--accent);
  color: var(--white);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.75rem;
}

/* Sections */

.section {
  padding-block: var(--section-pad);
}

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

.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 1rem;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
  max-width: 40ch;
}

.section-intro {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 62ch;
  margin: 0 0 2.5rem;
}

/* Hero */

.hero {
  padding-block: clamp(3rem, 10vw, 7rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  background: var(--white);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
  max-width: 18ch;
}

.hero-text p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 1.0625rem;
  max-width: 52ch;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  background: var(--white);
  border: 1px solid var(--border);
}

.hero-logo {
  width: min(280px, 70%);
  opacity: 0.95;
}

/* Cards */

.card-grid {
  display: grid;
  gap: 1.25rem;
}

.card-grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  padding: 1.75rem;
  background: var(--white);
  border: 1px solid var(--border);
}

.card-title {
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}

.card-text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Two columns */

.two-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.column-block h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.column-block p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.0625rem;
}

/* Comparison table */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  background: var(--white);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
}

.comparison-table th {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--bg-alt);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table td:first-child {
  font-weight: 500;
  white-space: nowrap;
}

/* Comparison block */

.compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.compare-card {
  padding: 2rem;
  border: 1px solid var(--border);
}

.compare-card-muted {
  background: var(--bg);
}

.compare-card-highlight {
  background: var(--white);
}

.compare-card h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.compare-card p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.compare-card p:last-child {
  margin-bottom: 0;
}

/* Module list */

.module-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.module-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 1.25rem;
  background: var(--white);
  border: 1px solid var(--border);
  font-size: 0.9375rem;
}

.module-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
}

/* Steps */

.steps {
  display: grid;
  gap: 1.25rem;
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding: 1.75rem;
  background: var(--white);
  border: 1px solid var(--border);
  counter-increment: step;
}

.steps li::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 700;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.step-text {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
  padding-top: 0.375rem;
}

.result-text {
  margin: 0;
  padding: 1.75rem;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 1rem;
}

/* Quorum */

.quorum-block {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.quorum-text p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 1.0625rem;
}

.quorum-text p:last-child {
  margin-bottom: 0;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1.25rem;
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--accent);
  transition: background 0.2s, color 0.2s;
}

.store-btn:hover {
  background: transparent;
  color: var(--accent);
  opacity: 1;
}

.store-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Form */

.form-section {
  padding-bottom: clamp(4rem, 8vw, 6rem);
}

.form-intro p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 1.0625rem;
  max-width: 62ch;
}

.form-intro p:last-child {
  margin-bottom: 2rem;
}

.inquiry-form {
  display: grid;
  gap: 2.5rem;
}

.form-group-title {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.form-fields {
  display: grid;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  gap: 1.25rem;
}

.field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 0;
  transition: border-color 0.2s;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--text);
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field-hint {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.375rem;
}

.form-actions {
  padding-top: 0.5rem;
}

.form-success {
  display: none;
  padding: 2rem;
  background: var(--white);
  border: 1px solid var(--border);
  text-align: center;
}

.form-success.visible {
  display: block;
}

.form-success h3 {
  font-family: var(--serif);
  margin: 0 0 0.5rem;
}

.form-success p {
  margin: 0;
  color: var(--text-muted);
}

/* Footer */

.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}

.footer-tagline {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Responsive */

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .two-columns {
    grid-template-columns: 1fr 1fr;
  }

  .compare-grid {
    grid-template-columns: 1fr 1fr;
  }

  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }

  .quorum-block {
    grid-template-columns: 1fr auto;
  }
}

@media (max-width: 767px) {
  .header-cta-desktop {
    display: none;
  }

  .comparison-table td:first-child {
    white-space: normal;
  }
}