/* ========== Reset & Base ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green-900: #0f3d15;
  --green-800: #1a5c24;
  --green-700: #1d6b28;
  --green-600: #22802e;
  --green-500: #2a9d36;
  --green-50: #f0f9f1;
  --stone-900: #1c1917;
  --stone-700: #44403c;
  --stone-500: #78716c;
  --stone-300: #d6d3d1;
  --stone-200: #e7e5e4;
  --stone-100: #f5f5f4;
  --stone-50: #fafaf9;
  --white: #ffffff;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --radius: 8px;
  --radius-lg: 12px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--stone-700);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--stone-200);
  transition: box-shadow 0.3s;
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green-800);
  line-height: 1.1;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--stone-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer .logo-name {
  color: var(--white);
}

.footer .logo-sub {
  color: var(--stone-500);
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--stone-700);
  transition: color 0.2s;
  position: relative;
}

.nav-link:hover {
  color: var(--green-700);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green-600);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--green-700);
  color: var(--white);
}

.btn:hover {
  background: var(--green-800);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

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

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}

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

.btn-white:hover {
  background: var(--stone-100);
}

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

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

.btn-full {
  width: 100%;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--stone-900);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--green-900) 0%, #0a2e10 50%, #061f09 100%);
  overflow: hidden;
  background-image:
    linear-gradient(135deg, rgba(15,61,21,0.88) 0%, rgba(10,46,16,0.82) 50%, rgba(6,31,9,0.9) 100%),
    url('https://images.unsplash.com/photo-1502082553048-f009c37129b9?w=1600&h=900&fit=crop&crop=center');
  background-size: cover;
  background-position: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(34,128,46,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(42,157,54,0.1) 0%, transparent 50%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 120px 0 80px;
  max-width: 680px;
}

.hero-tag {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--green-500);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--white);
  margin-bottom: 24px;
  font-weight: 700;
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ========== Trust Bar ========== */
.trust-bar {
  background: var(--green-800);
  padding: 0;
}

.trust-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 16px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.1);
}

.trust-item:last-child {
  border-right: none;
}

.trust-item strong {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}

.trust-item span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ========== Sections ========== */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--stone-50);
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--green-600);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--stone-500);
}

/* Two Column Layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.two-col-reverse .col-text {
  order: 1;
}

.two-col-reverse .col-image {
  order: 0;
}

.col-text h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 20px;
}

.col-text p {
  margin-bottom: 16px;
}

.col-text .btn {
  margin-top: 12px;
}

/* Section Images */
.section-img {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}

/* Section Footer (view all link) */
.section-footer {
  text-align: center;
  margin-top: 48px;
}

/* ========== Page Hero (inner pages) ========== */
.page-hero {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--green-900) 0%, #0a2e10 50%, #061f09 100%);
  background-image:
    linear-gradient(135deg, rgba(15,61,21,0.92) 0%, rgba(10,46,16,0.88) 50%, rgba(6,31,9,0.94) 100%),
    url('https://images.unsplash.com/photo-1502082553048-f009c37129b9?w=1600&h=600&fit=crop&crop=bottom');
  background-size: cover;
  background-position: center;
}

.page-hero .hero-tag {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--green-500);
  margin-bottom: 16px;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  line-height: 1.7;
}

/* ========== Service Card with Image ========== */
.service-card-lg {
  padding: 0;
  overflow: hidden;
}

.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-card-body {
  padding: 28px;
}

.service-card-lg h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card-lg p {
  font-size: 0.9rem;
  color: var(--stone-500);
  line-height: 1.7;
}

/* ========== Article Cards (News Page) ========== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}

.article-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--stone-200);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  text-decoration: none;
  color: inherit;
}

.article-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--green-500);
}

.article-img {
  position: relative;
  overflow: hidden;
}

.article-img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.4s;
}

.article-card:hover .article-img img {
  transform: scale(1.05);
}

.article-source {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--green-800);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-date {
  font-size: 0.8rem;
  color: var(--stone-500);
  margin-bottom: 8px;
}

.article-body h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  line-height: 1.35;
  margin-bottom: 12px;
  color: var(--stone-900);
}

.article-body p {
  font-size: 0.9rem;
  color: var(--stone-500);
  line-height: 1.7;
  flex: 1;
}

.article-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-700);
  transition: color 0.2s;
}

.article-card:hover .article-link {
  color: var(--green-500);
}

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

/* ========== Services Grid ========== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--stone-200);
  transition: all 0.3s;
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--green-500);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--green-50);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--green-700);
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--stone-500);
  line-height: 1.7;
}

/* ========== Credentials ========== */
.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.credential {
  padding: 6px 16px;
  background: var(--green-50);
  color: var(--green-800);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 100px;
  border: 1px solid rgba(29,107,40,0.15);
}

/* ========== CTA Banner ========== */
.cta-banner {
  background:
    linear-gradient(135deg, rgba(26,92,36,0.92), rgba(15,61,21,0.95)),
    url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?w=1600&h=500&fit=crop&crop=center');
  background-size: cover;
  background-position: center;
  padding: 80px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--white);
  margin-bottom: 8px;
}

.cta-inner p {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
}

.cta-actions {
  display: flex;
  gap: 16px;
  flex-shrink: 0;
}

/* ========== Contact ========== */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 32px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item svg {
  flex-shrink: 0;
  color: var(--green-700);
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  font-size: 0.85rem;
  color: var(--stone-900);
  margin-bottom: 2px;
}

.contact-item a {
  color: var(--green-700);
  font-weight: 500;
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-item span {
  font-size: 0.9rem;
  color: var(--stone-500);
}

/* Contact Form */
.col-form {
  display: flex;
  align-items: flex-start;
}

.contact-form {
  width: 100%;
  background: var(--stone-50);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--stone-200);
}

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

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--stone-900);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border: 1px solid var(--stone-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--stone-900);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green-600);
  box-shadow: 0 0 0 3px rgba(34,128,46,0.1);
}

.form-group textarea {
  resize: vertical;
}

/* ========== Footer ========== */
.footer {
  background: var(--stone-900);
  color: var(--stone-300);
  padding: 60px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer .logo-name {
  color: var(--white);
}

.footer .logo-sub {
  color: var(--stone-500);
}

.footer-desc {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--stone-500);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 8px;
}

.footer-links a,
.footer-links span {
  font-size: 0.9rem;
  color: var(--stone-500);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--stone-500);
  text-align: center;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--stone-200);
    box-shadow: var(--shadow-lg);
  }

  .nav.open {
    display: flex;
  }

  .nav-link::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle.open span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero-content {
    padding: 100px 0 60px;
  }

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

  .trust-item:nth-child(1),
  .trust-item:nth-child(2) {
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .trust-item:nth-child(2),
  .trust-item:nth-child(4) {
    border-right: none;
  }

  .section {
    padding: 60px 0;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .two-col-reverse .col-text {
    order: 0;
  }

  .two-col-reverse .col-image {
    order: 1;
  }

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

  .cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

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

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

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

@media (max-width: 480px) {
  .trust-inner {
    grid-template-columns: 1fr 1fr;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-desc {
    font-size: 1rem;
  }
}