/* Layout & UI system */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden !important;
  max-width: 100vw;
}

body {
  margin: 0;
  position: relative;
  overflow-x: hidden !important;
  max-width: 100vw;
}

body.nav-open { overflow: hidden; }

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

section, header, footer, main, article, aside, nav {
  max-width: 100%;
  box-sizing: border-box;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

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

.section-alt {
  background: color-mix(in srgb, var(--surface-alt) 70%, transparent);
}

.section-head {
  max-width: 44rem;
  margin-bottom: 2.25rem;
}

.section-head p { color: var(--muted); margin-top: 0.75rem; }

.grid-2 {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  display: grid;
  gap: 1.35rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stack { display: grid; gap: 1rem; }
.stack-lg { display: grid; gap: 1.75rem; }

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
}

.split {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
}

.split.reverse { grid-template-columns: 0.95fr 1.05fr; }
.split.reverse > :first-child { order: 2; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg-warm) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
  transition: box-shadow 0.25s var(--ease);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.15rem 1rem;
}

.nav-desktop a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 550;
  padding: 0.4rem 0.2rem;
  white-space: nowrap;
}

.nav-desktop a:hover,
.nav-desktop a[aria-current="page"] {
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.burger {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 0;
}

.burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-strong);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--bg-warm);
  z-index: 99;
  padding: 1.25rem 1rem 2rem;
  overflow-y: auto;
}

.nav-mobile.is-open { display: block; }

.nav-mobile a {
  display: block;
  padding: 0.9rem 0.75rem;
  text-decoration: none;
  color: var(--text-strong);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  min-height: 48px;
}

.nav-mobile .btn { width: 100%; margin-top: 1.25rem; }

/* Hero */
.hero {
  padding-block: clamp(2.5rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem);
}

.hero-grid {
  display: grid;
  gap: 2.25rem;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.hero h1 { margin: 0 0 1rem; }

.hero-copy {
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.18rem);
  max-width: 38rem;
  margin-bottom: 1.5rem;
}

.value-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: -1.5rem;
  position: relative;
  z-index: 2;
}

.value-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.15rem;
  box-shadow: var(--shadow-sm);
}

.value-item strong {
  display: block;
  color: var(--text-strong);
  margin-bottom: 0.25rem;
  font-size: 0.98rem;
}

.value-item span {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Process */
.process-list {
  display: grid;
  gap: 1rem;
  counter-reset: step;
}

.process-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.process-item .num {
  font-weight: 750;
  color: var(--primary);
  font-size: 1.1rem;
  min-width: 2rem;
}

/* Pricing */
.pricing-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.6rem;
}

.pricing-card.featured {
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  box-shadow: var(--shadow-md);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--primary-soft) 55%, white), white);
}

.pricing-card ul {
  margin: 1rem 0 1.5rem;
  padding: 0;
  list-style: none;
  flex: 1;
}

.pricing-card li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.35rem;
  color: var(--muted);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.pricing-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--primary);
}

/* FAQ */
.faq-list { display: grid; gap: 0.75rem; }

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 1.1rem 1.2rem;
  min-height: 52px;
  cursor: pointer;
  font: inherit;
  font-weight: 650;
  color: var(--text-strong);
}

.faq-trigger:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, white);
  outline-offset: -3px;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-weight: 700;
  transition: transform 0.3s var(--ease);
}

.faq-item.is-open .faq-icon { transform: rotate(45deg); }

.faq-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.faq-item.is-open .faq-panel { grid-template-rows: 1fr; }

.faq-panel-inner {
  overflow: hidden;
  padding: 0 1.2rem;
  color: var(--muted);
}

.faq-item.is-open .faq-panel-inner {
  padding-bottom: 1.15rem;
}

@media (prefers-reduced-motion: reduce) {
  .faq-panel { transition: none; }
}

/* Forms */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-group { display: grid; gap: 0.4rem; }
.form-group.full { grid-column: 1 / -1; }

label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-strong);
}

input, select, textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

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

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent);
}

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-note {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.85rem;
}

.form-error {
  color: var(--danger);
  font-size: 0.88rem;
}

/* Article */
.article-hero { padding-top: 2.5rem; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
  margin: 1rem 0 1.5rem;
}

.prose {
  max-width: 46rem;
  margin-inline: auto;
}

.prose p, .prose li { color: var(--muted); }
.prose h2, .prose h3 { margin-top: 2rem; margin-bottom: 0.75rem; }
.prose ul, .prose ol { padding-left: 1.2rem; }
.prose li { margin-bottom: 0.45rem; }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.breadcrumbs a { color: var(--muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--primary); }

/* Page hero compact */
.page-hero {
  padding-block: clamp(2rem, 4vw, 3.25rem);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 55%, transparent);
}

.page-hero .lead { margin-top: 0.85rem; }

/* Footer */
.site-footer {
  background: #16201c;
  color: #d5ddd8;
  padding: 3.5rem 0 2rem;
  margin-top: 2rem;
}

.site-footer a {
  color: #d5ddd8;
  text-decoration: none;
}

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

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.4fr repeat(3, 1fr);
}

.footer-brand p {
  color: #a8b5ae;
  margin-top: 0.85rem;
  max-width: 22rem;
  font-size: 0.95rem;
}

.footer-col h3 {
  color: #fff;
  font-size: 0.95rem;
  margin: 0 0 0.9rem;
  letter-spacing: 0;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.footer-contact {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1.2fr 1fr;
}

.footer-disclaimer {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  color: #a8b5ae;
  line-height: 1.55;
}

.footer-bottom {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  font-size: 0.88rem;
  color: #8f9c95;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  inset: auto 1rem 1rem 1rem;
  z-index: 200;
  max-width: 420px;
  margin-left: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.25rem;
  display: none;
}

.cookie-banner.is-visible { display: block; }

.cookie-banner h2 {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
}

.cookie-banner p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 1rem;
}

.cookie-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cookie-actions .btn { width: 100%; }

.cookie-panel {
  display: none;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.cookie-panel.is-open { display: grid; gap: 0.75rem; }

.cookie-cat {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

.cookie-cat label {
  display: grid;
  gap: 0.2rem;
  font-weight: 650;
}

.cookie-cat small {
  font-weight: 450;
  color: var(--muted);
}

.cookie-cat input[type="checkbox"] {
  width: 1.15rem;
  height: 1.15rem;
  min-height: 0;
  margin-top: 0.2rem;
  accent-color: var(--primary);
}

/* Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.list-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.list-check li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--muted);
}

.list-check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.cta-band {
  background:
    linear-gradient(135deg, var(--primary) 0%, #246b52 50%, var(--accent) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  box-shadow: var(--shadow-md);
}

.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, 0.88); max-width: 36rem; }
.cta-band .btn-secondary {
  background: #fff;
  border-color: #fff;
  color: var(--primary);
}

.icon-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--solar);
  display: inline-block;
}

.legal-content h2 {
  margin-top: 2rem;
  font-size: 1.25rem;
}

.legal-content h3 {
  margin-top: 1.35rem;
  font-size: 1.05rem;
}

.legal-content p, .legal-content li {
  color: var(--muted);
}

.placeholder-note {
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
}

.thanks-card {
  max-width: 36rem;
  margin: 4rem auto;
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Responsive */
@media (max-width: 1100px) {
  .nav-desktop { display: none; }
  .burger { display: inline-flex; }
  .header-actions .btn-primary { display: none; }
  .value-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .hero-grid,
  .split,
  .split.reverse,
  .footer-contact {
    grid-template-columns: 1fr;
  }
  .split.reverse > :first-child { order: 0; }
  .grid-3, .grid-4, .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .container { width: min(100% - 1.25rem, var(--container)); }
  .value-strip,
  .grid-3,
  .grid-4,
  .grid-2,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cookie-banner {
    inset: auto 0.65rem 0.65rem 0.65rem;
    max-width: none;
  }
  h1, h2, h3, p, a, li, label, button {
    overflow-wrap: break-word;
    hyphens: auto;
  }
}

/* Final overflow guard */
html, body {
  overflow-x: hidden !important;
  max-width: 100vw;
}