@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

:root {
  --primary-color: #1ABC9C;
  --secondary-color: #16A085;
  --accent-color: #2ECC71;
  --light-color: #E8FAF6;
  --dark-color: #1A2F2B;
  --gradient-primary: linear-gradient(135deg, #2ECC71 0%, #1ABC9C 50%, #16A085 100%);
  --hover-color: #148F77;
  --background-color: #F4FCFA;
  --text-color: #2C3A35;
  --border-color: rgba(26, 188, 156, 0.28);
  --divider-color: rgba(22, 160, 133, 0.14);
  --shadow-color: rgba(26, 188, 156, 0.16);
  --highlight-color: #ECE852;
  --main-font: 'Raleway', sans-serif;
  --alt-font: 'Fira Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--alt-font);
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.72;
}

h1, h2, h3, h4, h5 {
  font-family: var(--main-font);
  line-height: 1.22;
  color: var(--dark-color);
  font-weight: 700;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--dark-color);
  border-bottom: 2px solid var(--primary-color);
  box-shadow: 0 4px 24px rgba(0,0,0,0.28);
}

.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo a { display: flex; align-items: center; }
.logo img { height: 40px; width: auto; }

.nav-toggle { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.navigation ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

.navigation ul li a {
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-family: var(--main-font);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: 4px 0;
  position: relative;
}

.navigation ul li a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.25s;
}

.navigation ul li a:hover::after,
.navigation ul li a:focus::after { width: 100%; }

.navigation ul li a:hover,
.navigation ul li a:focus { color: #fff; outline: none; }

.nav-cta {
  background: var(--gradient-primary);
  color: var(--dark-color) !important;
  padding: 8px 20px !important;
  border-radius: 4px;
  font-weight: 700;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { opacity: 0.88; }

/* HERO */
.hero-section {
  position: relative;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(0,0,0,0.52), rgba(0,0,0,0.52)), url('./img/bg.jpg') no-repeat center center / cover;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,188,156,0.22) 0%, rgba(22,160,133,0.08) 60%, transparent 100%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(26,188,156,0.04) 0px,
    rgba(26,188,156,0.04) 1px,
    transparent 1px,
    transparent 40px
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  padding-top: 60px;
  padding-bottom: 60px;
  max-width: 820px;
}

.hero-tag {
  display: inline-block;
  background: rgba(26,188,156,0.2);
  border: 1px solid rgba(26,188,156,0.5);
  color: var(--primary-color);
  font-family: var(--main-font);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: #fff;
  margin-bottom: 22px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.18rem);
  opacity: 0.9;
  margin-bottom: 38px;
  max-width: 640px;
}

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

.btn-primary {
  display: inline-block;
  background: var(--gradient-primary);
  color: var(--dark-color);
  font-family: var(--main-font);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: 5px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  box-shadow: 0 4px 20px rgba(26,188,156,0.35);
}
.btn-primary:hover, .btn-primary:focus {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(26,188,156,0.45);
  opacity: 0.95;
  outline: none;
}

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: #fff;
  font-family: var(--main-font);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 13px 30px;
  border-radius: 5px;
  border: 2px solid rgba(255,255,255,0.5);
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
.btn-ghost:hover, .btn-ghost:focus {
  border-color: var(--primary-color);
  background: rgba(26,188,156,0.1);
  outline: none;
}

.btn-full { width: 100%; text-align: center; }

/* CONTENT SECTIONS */
.content-section-1,
.content-section-2 {
  padding-top: 10dvh;
  padding-bottom: 10dvh;
}

.content-section-1 { background: var(--background-color); }
.content-section-2 { background: #fff; }

.content-split {
  display: flex;
  gap: 52px;
  align-items: center;
  flex-wrap: wrap;
}
.content-split.reverse { flex-direction: row-reverse; }

.content-image { flex: 0 0 40%; min-width: 280px; }
.content-split.reverse .content-image { flex: 0 0 48%; }

.content-image img.rounded-image {
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 16px 52px rgba(26,188,156,0.2), 0 4px 16px rgba(0,0,0,0.12);
  display: block;
}

.content-text { flex: 1; min-width: 260px; }

.section-tag {
  display: inline-block;
  background: var(--light-color);
  color: var(--secondary-color);
  font-family: var(--main-font);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
  border: 1px solid var(--border-color);
}

.content-text h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 18px; }
.content-text p { margin-bottom: 14px; color: var(--text-color); }

.check-list { list-style: none; margin-top: 20px; display: flex; flex-direction: column; gap: 12px; }
.check-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 0.97rem; }
.check-list li .fa-seedling { color: var(--primary-color); margin-top: 3px; flex-shrink: 0; font-size: 1rem; }

/* DIVIDER */
.section-divider {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 20px;
  max-width: 1180px;
  margin: 0 auto;
}
.divider-line { flex: 1; height: 1px; background: var(--border-color); }
.divider-text {
  font-family: var(--main-font);
  font-size: clamp(0.82rem, 1.8vw, 1rem);
  color: var(--secondary-color);
  text-align: center;
  letter-spacing: 0.04em;
  font-weight: 700;
  padding: 14px 0;
  white-space: nowrap;
}

/* CTA */
.cta-section {
  position: relative;
  padding-top: 10dvh;
  padding-bottom: 10dvh;
  background: linear-gradient(rgba(0,0,0,0.54), rgba(0,0,0,0.54)), url('./img/bg.jpg') no-repeat center center / cover;
  background-attachment: fixed;
  text-align: center;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,188,156,0.15) 0%, rgba(22,160,133,0.1) 100%);
  pointer-events: none;
}
.cta-content { position: relative; z-index: 2; color: #fff; max-width: 820px; }
.cta-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: #fff;
  margin-bottom: 18px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}
.cta-sub {
  font-size: clamp(1rem, 2vw, 1.18rem);
  opacity: 0.92;
  margin-bottom: 34px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* FEATURES */
.features-section {
  padding-top: 10dvh;
  padding-bottom: 10dvh;
  background: var(--dark-color);
}

.features-section .section-header h2,
.features-section .section-header .section-desc { color: rgba(255,255,255,0.92); }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin-bottom: 12px; }
.section-desc { opacity: 0.8; max-width: 560px; margin: 0 auto; }

.timeline { position: relative; display: flex; flex-direction: column; gap: 28px; padding-left: 52px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-color), var(--accent-color), rgba(26,188,156,0.1));
}

.timeline-item {
  position: relative;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(26,188,156,0.25);
  border-radius: 14px;
  padding: 22px 26px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.06);
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  cursor: default;
  backdrop-filter: blur(4px);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -40px;
  top: 26px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-color);
  border: 3px solid var(--dark-color);
  box-shadow: 0 0 0 3px rgba(26,188,156,0.4);
}

.timeline-item:hover, .timeline-item:focus {
  transform: translateX(8px);
  border-color: rgba(26,188,156,0.5);
  box-shadow: 0 8px 36px rgba(0,0,0,0.35);
  outline: none;
}

.timeline-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-color);
  font-size: 1.25rem;
  box-shadow: 0 4px 14px rgba(26,188,156,0.3);
}

.timeline-body h3 { font-size: 1.1rem; margin-bottom: 8px; color: rgba(255,255,255,0.95); }
.timeline-body p { font-size: 0.93rem; color: rgba(255,255,255,0.72); }

.info-boxes { display: flex; flex-direction: column; gap: 16px; margin-top: 22px; }
.info-box {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--light-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px 20px;
  box-shadow: 3px 3px 14px var(--shadow-color);
}
.info-box i { color: var(--primary-color); font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.info-box strong { display: block; margin-bottom: 4px; color: var(--dark-color); font-family: var(--main-font); }
.info-box p { font-size: 0.9rem; margin: 0; }

/* TESTIMONIALS */
.testimonials-section {
  padding-top: 10dvh;
  padding-bottom: 10dvh;
  background: var(--background-color);
}
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.testimonial-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-radius: 14px;
  padding: 28px 24px;
  box-shadow: 4px 6px 20px var(--shadow-color);
  position: relative;
}
.stars { color: var(--highlight-color); font-size: 1.1rem; margin-bottom: 14px; }
.testimonial-card blockquote p { font-size: 0.95rem; color: var(--text-color); font-style: italic; line-height: 1.65; margin-bottom: 16px; }
.testimonial-card footer cite { font-family: var(--main-font); color: var(--secondary-color); font-style: normal; font-size: 0.88rem; font-weight: 700; letter-spacing: 0.04em; }

/* FORM */
.form-section { padding-top: 10dvh; padding-bottom: 10dvh; background: #fff; }
.form-inner { display: flex; gap: 52px; align-items: flex-start; flex-wrap: wrap; }
.form-promo { flex: 1; min-width: 260px; }
.form-promo h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 14px; }
.form-promo p { margin-bottom: 20px; }
.contact-form { flex: 1; min-width: 280px; }

.form-group { margin-bottom: 16px; }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border-color);
  border-radius: 8px;
  font-family: var(--alt-font);
  font-size: 0.97rem;
  color: var(--text-color);
  background: #fff;
  box-shadow: inset 2px 2px 6px rgba(26,188,156,0.06);
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26,188,156,0.14);
}

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* CONTACT */
.contact-section { padding-top: 10dvh; padding-bottom: 10dvh; background: var(--light-color); }
.contact-split { display: flex; gap: 48px; flex-wrap: wrap; }
.contact-info { flex: 1; min-width: 260px; }
.contact-info h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 14px; }
.contact-info p { margin-bottom: 24px; }
.contact-details { font-style: normal; display: flex; flex-direction: column; gap: 14px; }
.contact-item { display: flex; gap: 12px; align-items: flex-start; font-size: 0.97rem; }
.contact-item i { color: var(--primary-color); font-size: 1.1rem; margin-top: 3px; flex-shrink: 0; }

.contact-form-wrap {
  flex: 1;
  min-width: 280px;
  background: #fff;
  border-radius: 16px;
  padding: 32px 28px;
  border: 1px solid var(--border-color);
  box-shadow: 6px 6px 28px var(--shadow-color);
}
.contact-form-wrap h3 { font-size: 1.15rem; margin-bottom: 22px; color: var(--dark-color); }

/* FAQ */
.faq-section { padding-top: 10dvh; padding-bottom: 10dvh; background: var(--background-color); }
.faq-list { display: flex; flex-direction: column; gap: 20px; margin-top: 8px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px 28px;
  box-shadow: 4px 4px 18px var(--shadow-color);
  transition: transform 0.2s, border-color 0.2s;
}
.faq-item:hover, .faq-item:focus { transform: translateY(-3px); border-color: var(--primary-color); outline: none; }
.faq-question { font-family: var(--main-font); font-size: 1.06rem; color: var(--dark-color); margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.faq-question i { color: var(--primary-color); flex-shrink: 0; }
.faq-answer { font-size: 0.95rem; color: var(--text-color); line-height: 1.72; }

/* FOOTER */
.site-footer { background: var(--dark-color); color: rgba(255,255,255,0.8); padding: 32px 20px 0; }
.footer-inner {
  max-width: 1180px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(26,188,156,0.2);
}
.site-footer nav ul { display: flex; flex-wrap: wrap; gap: 24px; list-style: none; }
.site-footer nav ul li a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.site-footer nav ul li a:hover, .site-footer nav ul li a:focus { color: var(--primary-color); outline: none; }
.footer-bottom { max-width: 1180px; margin: 0 auto; padding: 14px 0; text-align: center; font-size: 0.82rem; opacity: 0.5; }
.footer-bottom a { color: inherit; text-decoration: underline; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .navigation {
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--dark-color); max-height: 0; overflow: hidden; transition: max-height 0.35s ease;
  }
  .nav-toggle:checked ~ .navigation { max-height: 400px; }
  .nav-toggle:checked ~ .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .hamburger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .navigation ul { flex-direction: column; gap: 0; padding: 12px 20px 20px; }
  .navigation ul li a { display: block; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .header-inner { position: relative; }
  .logo { position: absolute; left: 50%; transform: translateX(-50%); }
  .content-split, .content-split.reverse { flex-direction: column; }
  .content-image { flex: none; width: 100%; }
  .timeline { padding-left: 30px; }
  .timeline::before { left: 8px; }
  .timeline-item::before { left: -28px; }
  .form-inner, .contact-split, .footer-inner { flex-direction: column; }
  .section-divider { flex-direction: column; text-align: center; }
  .divider-text { white-space: normal; }
  .divider-line { width: 80%; }
  .hero-actions { flex-direction: column; }
  .testimonials-grid { grid-template-columns: 1fr; }
}