/* Alamo Grove Services — Design System */
:root {
  --green-900: #1a3d2e;
  --green-800: #234d3a;
  --green-700: #2d6a4f;
  --green-600: #40916c;
  --green-500: #52b788;
  --green-100: #d8f3dc;
  --green-50: #f0faf4;
  --amber-500: #d4a24a;
  --amber-400: #e8bc6a;
  --cream: #faf8f4;
  --white: #ffffff;
  --gray-900: #1a1f1c;
  --gray-700: #3d4842;
  --gray-500: #6b7a72;
  --gray-200: #e2e8e4;
  --gray-100: #f3f6f4;
  --shadow-sm: 0 1px 3px rgba(26, 61, 46, 0.08);
  --shadow-md: 0 4px 20px rgba(26, 61, 46, 0.12);
  --shadow-lg: 0 12px 40px rgba(26, 61, 46, 0.16);
  --radius: 12px;
  --radius-lg: 20px;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Playfair Display", Georgia, serif;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

/* Typography */
.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-600);
  margin-bottom: 0.75rem;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--gray-900);
  line-height: 1.2;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; font-family: var(--font-sans); font-weight: 700; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section-header p:last-child {
  margin-top: 1rem;
  color: var(--gray-500);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, color 0.2s;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--green-700);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--green-800);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.btn--light {
  background: var(--white);
  color: var(--green-800);
}

.btn--light:hover {
  box-shadow: var(--shadow-md);
}

.btn--sm { padding: 0.5rem 1.125rem; font-size: 0.875rem; }
.btn--lg { padding: 1rem 2rem; font-size: 1rem; }
.btn--full { width: 100%; }

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow 0.3s;
}

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

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.logo__img {
  height: 44px;
  width: auto;
  display: block;
}

.logo--footer .logo__img {
  filter: brightness(0) invert(1);
  opacity: 0.92;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo__text strong {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--green-800);
}

.logo__text small {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a:not(.btn) {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color 0.2s;
}

.nav a:not(.btn):hover { color: var(--green-700); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-900);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.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);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26, 61, 46, 0.88) 0%, rgba(45, 106, 79, 0.82) 50%, rgba(26, 61, 46, 0.9) 100%),
    url("https://images.unsplash.com/photo-1558904541-efa843a96f01?w=1600&q=80") center / cover no-repeat;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  color: var(--white);
}

.hero__content .eyebrow { color: var(--amber-400); }

.hero__content h1 { color: var(--white); margin-bottom: 1.25rem; }

.hero__lead {
  font-size: 1.125rem;
  line-height: 1.7;
  opacity: 0.92;
  margin-bottom: 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  font-size: 0.9375rem;
  font-weight: 500;
  opacity: 0.9;
}

/* Services */
.services {
  padding: 6rem 0;
  background: var(--cream);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--gray-200);
  transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card--featured {
  background: var(--green-800);
  border-color: var(--green-800);
  color: rgba(255, 255, 255, 0.85);
}

.service-card--featured h3 { color: var(--white); }
.service-card--featured .service-card__icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--amber-400);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-50);
  color: var(--green-700);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}

.service-card__icon svg { width: 26px; height: 26px; }

.service-card h3 { margin-bottom: 0.75rem; }

.service-card > p {
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.service-card ul li {
  font-size: 0.875rem;
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.service-card ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--green-600);
}

.service-card--featured ul li::before { color: var(--amber-400); }

/* Split sections */
.split {
  padding: 6rem 0;
}

.split--residential { background: var(--white); }
.split--commercial { background: var(--green-50); }

.split__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split__inner--reverse .split__content { order: 2; }
.split__inner--reverse .split__visual { order: 1; }

.split__content p { margin-bottom: 1.5rem; }

.check-list { margin-bottom: 2rem; }

.check-list li {
  padding: 0.5rem 0;
  padding-left: 1.75rem;
  position: relative;
  font-weight: 500;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green-600);
  font-weight: 700;
}

.split__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.split__visual--home {
  background:
    linear-gradient(to top, rgba(26, 61, 46, 0.4), transparent),
    url("https://images.unsplash.com/photo-1560518883-ce09059eeffa?w=800&q=80") center / cover;
}

.split__visual--commercial {
  background:
    linear-gradient(to top, rgba(26, 61, 46, 0.4), transparent),
    url("https://images.unsplash.com/photo-1497366216548-37526070297c?w=800&q=80") center / cover;
}

.stat-card {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: var(--white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.stat-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--green-800);
  line-height: 1;
}

.stat-card span {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Process */
.process {
  padding: 6rem 0;
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.85);
}

.process .section-header h2 { color: var(--white); }
.process .eyebrow { color: var(--amber-400); }

.process__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  counter-reset: none;
  list-style: none;
}

.process__steps li {
  text-align: center;
  padding: 2rem 1.5rem;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--amber-500);
  color: var(--green-900);
  font-weight: 700;
  font-size: 1.125rem;
  border-radius: 50%;
  margin-bottom: 1.25rem;
}

.process__steps h3 {
  color: var(--white);
  margin-bottom: 0.75rem;
}

.process__steps p { font-size: 0.9375rem; }

.process__steps .process__note {
  font-size: 0.8125rem;
  opacity: 0.75;
  margin-top: 0.75rem;
  font-style: italic;
}

/* About */
.about {
  padding: 6rem 0;
  background: var(--cream);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about__content p { margin-bottom: 1rem; }

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

.value-card {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
}

.value-card strong {
  display: block;
  font-size: 1rem;
  color: var(--green-800);
  margin-bottom: 0.35rem;
}

.value-card p { font-size: 0.875rem; }

/* Testimonials */
.testimonials {
  padding: 6rem 0;
  background: var(--white);
}

.testimonials__embed {
  max-width: 960px;
  margin-inline: auto;
}

/* CTA Banner */
.cta-banner {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--green-700), var(--green-900));
}

.cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 480px;
}

/* Contact */
.contact {
  padding: 6rem 0;
  background: var(--gray-100);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.contact__info > p { margin-bottom: 2rem; }

.contact__details li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--gray-200);
}

.contact__details li:last-child { border-bottom: none; }

.contact__details strong {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-500);
  margin-bottom: 0.25rem;
}

.contact__details a {
  color: var(--green-700);
  font-weight: 600;
  transition: color 0.2s;
}

.contact__details a:hover { color: var(--green-900); }

.contact__form {
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact__form--tally {
  padding: 1.5rem;
  min-height: 420px;
}

.contact__form--tally iframe {
  display: block;
  border: 0;
}

.form-setup-note {
  font-size: 0.9375rem;
  color: var(--gray-500);
  text-align: center;
  padding: 2rem 1rem;
}

.form-setup-note code {
  font-size: 0.875rem;
  background: var(--gray-100);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

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

.form-row--half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-row label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--gray-900);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--green-600);
  box-shadow: 0 0 0 3px rgba(64, 145, 108, 0.15);
}

.form-row input.error,
.form-row select.error,
.form-row textarea.error {
  border-color: #c0392b;
}

.form-row textarea { resize: vertical; min-height: 100px; }

.form-note {
  margin-top: 1rem;
  font-size: 0.875rem;
  text-align: center;
  min-height: 1.25rem;
}

.form-note.success { color: var(--green-700); font-weight: 600; }
.form-note.error { color: #c0392b; }

/* Footer */
.footer {
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 4rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.logo--footer .logo__text strong { color: var(--white); }
.logo--footer .logo__text small { color: rgba(255, 255, 255, 0.5); }

.footer__brand p {
  margin-top: 1rem;
  font-size: 0.9375rem;
  max-width: 280px;
}

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

.footer__links h4 {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer__links a {
  display: block;
  font-size: 0.9375rem;
  padding: 0.35rem 0;
  transition: color 0.2s;
}

.footer__links a:hover { color: var(--amber-400); }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem 0;
}

.footer__bottom p {
  font-size: 0.875rem;
  text-align: center;
  opacity: 0.6;
}

/* Responsive */
@media (max-width: 960px) {
  .services__grid,
  .process__steps {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-inline: auto;
  }

  .split__inner,
  .about__inner,
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .split__inner--reverse .split__content,
  .split__inner--reverse .split__visual { order: unset; }

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

  .footer__inner { grid-template-columns: 1fr; }
  .footer__links { grid-template-columns: repeat(2, 1fr); }
}

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

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    gap: 0;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s, opacity 0.3s, visibility 0.3s;
  }

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

  .nav a:not(.btn) {
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--gray-100);
  }

  .nav .btn { margin-top: 1rem; text-align: center; }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }

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

  .cta-banner__inner { flex-direction: column; text-align: center; }
  .cta-banner__inner .btn { width: 100%; }

  .contact__form { padding: 1.5rem; }

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