/* Tierra Septic — pastel design tokens */
:root {
  --color-primary: #4a7c62;
  --color-primary-dark: #3d6b54;
  --color-accent: #9ed48a;
  --color-accent-light: #c8ecc0;
  --color-accent-deep: #6fb85c;
  --color-gold: #d9c992;
  --color-gold-light: #f0e8d0;
  --color-bg: #fafcf8;
  --color-bg-alt: #edf6e9;
  --color-surface: #ffffff;
  --color-text: #2f3d36;
  --color-text-muted: #5c6f64;
  --color-border: #dce8d6;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --shadow-sm: 0 1px 3px rgba(74, 124, 98, 0.06);
  --shadow-md: 0 8px 24px rgba(74, 124, 98, 0.08);
  --shadow-lg: 0 16px 48px rgba(74, 124, 98, 0.1);
  --radius: 12px;
  --radius-lg: 20px;
  --max-width: 1120px;
  --header-height: 72px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-deep);
}

:focus-visible {
  outline: 2px solid var(--color-accent-deep);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  min-height: var(--header-height);
  gap: 1rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.logo-link img {
  width: auto;
  height: 52px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  display: block;
  padding: 0.5rem 0.85rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 8px;
  transition: background var(--transition), color var(--transition);
}

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

.nav-cta {
  margin-left: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 100%);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-light) 0%, #f5eed8 100%);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: var(--color-primary-dark);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary:hover {
  background: #568f6e;
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4.5rem 0;
}

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

.section-header {
  max-width: 42rem;
  margin-bottom: 2.5rem;
}

.section-header.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
  color: var(--color-primary);
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 700;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

.lead {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Hero */
.hero {
  position: relative;
  padding: 5rem 0 5.5rem;
  background: linear-gradient(165deg, #f2faf0 0%, #e3f3de 45%, #d4ebd0 100%);
  color: var(--color-text);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 90% 20%, rgba(158, 212, 138, 0.35) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(217, 201, 146, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--color-primary-dark);
  max-width: 18ch;
}

.hero .lead {
  color: var(--color-text-muted);
  max-width: 38rem;
  margin: 1.25rem 0 2rem;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--color-primary);
  margin: 0 0 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero .btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: rgba(255, 255, 255, 0.5);
}

.hero .btn-outline:hover {
  background: var(--color-surface);
  border-color: var(--color-primary-dark);
  color: var(--color-primary-dark);
}

.audience-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
  padding: 0;
  list-style: none;
}

.audience-pills li {
  padding: 0.4rem 0.9rem;
  font-size: 0.8125rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
}

/* Cards */
.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border-radius: 50%;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.card h3 a {
  color: inherit;
  text-decoration: none;
}

.card h3 a:hover {
  color: var(--color-accent-deep);
}

/* Benefits */
.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.benefits-list .check {
  flex-shrink: 0;
  width: 1.35rem;
  height: 1.35rem;
  margin-top: 0.15rem;
  color: var(--color-gold);
}

/* Two column */
.split {
  display: grid;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 768px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
}

/* Service detail */
.service-block {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-border);
}

.service-block:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.service-block ul {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
}

.service-block li {
  margin-bottom: 0.35rem;
}

/* About */
.about-photo {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  display: block;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
}

.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
  padding: 0;
  list-style: none;
}

.credentials li {
  padding: 0.35rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  background: var(--color-primary);
  color: #fff;
  border-radius: 6px;
}

/* Form */
.form-panel {
  max-width: 36rem;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-group .hint,
.form-group .optional {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}

.form-group .hint {
  display: block;
  margin-top: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(158, 212, 138, 0.45);
}

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

.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  display: none;
}

.form-status.success {
  display: block;
  background: var(--color-bg-alt);
  color: var(--color-primary-dark);
  border: 1px solid var(--color-accent-light);
}

.form-status.error {
  display: block;
  background: #fdecea;
  color: #7a1f18;
  border: 1px solid #e8a9a4;
}

/* FAQ */
.faq-list {
  max-width: 42rem;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 0;
  font-family: inherit;
  font-size: 1.0625rem;
  font-weight: 600;
  text-align: left;
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
}

.faq-question:hover {
  color: var(--color-accent-deep);
}

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 0 1.15rem;
  color: var(--color-text-muted);
}

.faq-answer p {
  margin: 0;
}

/* CTA band */
.cta-band {
  padding: 3.5rem 0;
  background: linear-gradient(135deg, #9ecba8 0%, #7ab892 55%, #6aab82 100%);
  color: #fff;
  text-align: center;
}

.cta-band h2 {
  color: #fff;
  margin-bottom: 0.75rem;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 32rem;
  margin: 0 auto 1.5rem;
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg, #6aab82 0%, #5a9472 100%);
  color: rgba(255, 255, 255, 0.92);
  padding: 3rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.site-footer a {
  color: var(--color-gold-light);
  text-decoration: none;
}

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

.footer-brand img {
  width: auto;
  height: 88px;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9375rem;
  margin: 0;
  max-width: 22rem;
}

.footer-nav h3,
.footer-contact h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  margin: 0 0 1rem;
}

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

.footer-nav li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.875rem;
  text-align: center;
}

.footer-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 0.5rem;
}

/* Page header (inner pages) */
.page-hero {
  padding: 3rem 0 2.5rem;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  margin-bottom: 0.75rem;
}

.breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: var(--color-border);
}

/* Mobile nav */
@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: 1rem 1.5rem 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav a {
    padding: 0.75rem 0;
  }

  .nav-cta {
    margin: 0.5rem 0 0;
  }

  .nav-cta .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}