@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

:root {
  --background: hsl(140, 20%, 97%);
  --foreground: hsl(160, 30%, 12%);
  --card: hsl(0, 0%, 100%);
  --card-foreground: hsl(160, 30%, 12%);
  --primary: hsl(152, 45%, 28%);
  --primary-foreground: hsl(140, 20%, 97%);
  --secondary: hsl(140, 25%, 92%);
  --secondary-foreground: hsl(160, 30%, 12%);
  --muted-foreground: hsl(160, 10%, 45%);
  --accent: hsl(38, 70%, 50%);
  --accent-foreground: hsl(0, 0%, 100%);
  --destructive: hsl(0, 72%, 51%);
  --border: hsl(140, 15%, 88%);
  --ring: hsl(152, 45%, 28%);
  --nature-deep: hsl(160, 50%, 18%);
  --earth-warm: hsl(25, 40%, 45%);
  --sky-light: hsl(200, 60%, 94%);
}

* { margin: 0; padding: 0; box-sizing: border-box; border-color: var(--border); }
html { scroll-behavior: smooth; }
body { font-family: 'Source Sans 3', sans-serif; background: var(--background); color: var(--foreground); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4, h5, h6 { font-family: 'Playfair Display', serif; text-wrap: balance; }
p { text-wrap: pretty; overflow-wrap: break-word; }
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ===== Animations ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); filter: blur(4px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}
@keyframes fadeIn {
  from { opacity: 0; filter: blur(4px); }
  to { opacity: 1; filter: blur(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0) translateX(-50%); }
  50% { transform: translateY(-10px) translateX(-50%); }
}
.animate-fade-up { animation: fadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both; }
.animate-fade-in { animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }

/* ===== Header ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: all 0.3s; padding: 1.25rem 0;
}
.site-header.scrolled {
  background: hsla(140, 20%, 97%, 0.9); backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px hsla(160, 30%, 12%, 0.05); padding: 0.75rem 0;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 0.5rem; font-family: 'Playfair Display', serif; font-size: 1.125rem; font-weight: 700; }
.logo svg, .nav-link, .logo span { transition: color 0.3s; }
.site-header:not(.scrolled) .logo span, .site-header:not(.scrolled) .logo svg { color: var(--primary-foreground); }
.site-header.scrolled .logo span { color: var(--foreground); }
.site-header.scrolled .logo svg { color: var(--primary); }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-link { font-size: 0.875rem; font-weight: 500; transition: color 0.2s; }
.site-header:not(.scrolled) .nav-link { color: hsla(140, 20%, 97%, 0.8); }
.site-header:not(.scrolled) .nav-link:hover { color: var(--primary-foreground); }
.site-header.scrolled .nav-link { color: hsla(160, 30%, 12%, 0.7); }
.site-header.scrolled .nav-link:hover { color: var(--foreground); }
.btn-primary {
  display: inline-flex; align-items: center; padding: 0.625rem 1.25rem;
  border-radius: 0.5rem; background: var(--primary); color: var(--primary-foreground);
  font-size: 0.875rem; font-weight: 600; transition: all 0.2s;
}
.btn-primary:hover { box-shadow: 0 4px 12px hsla(152, 45%, 28%, 0.25); }
.btn-primary:active { transform: scale(0.97); }
.mobile-menu-btn { display: none; padding: 0.5rem; background: none; border: none; cursor: pointer; }
.mobile-menu {
  display: none; background: hsla(140, 20%, 97%, 0.95); backdrop-filter: blur(12px);
  border-top: 1px solid var(--border); padding: 1rem 1.5rem;
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 0.5rem 0; color: hsla(160, 30%, 12%, 0.8); font-weight: 500; }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
}

/* ===== Hero ===== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  justify-content: center; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, hsla(160, 50%, 8%, 0.55), hsla(160, 50%, 8%, 0.4), hsla(160, 50%, 8%, 0.7));
}
.hero-content { position: relative; z-index: 10; text-align: center; max-width: 56rem; }
.hero-tag { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 1.5rem; color: hsl(140, 60%, 75%); }
.hero h1 { font-size: clamp(2.25rem, 6vw, 4.5rem); font-weight: 700; line-height: 1.05; margin-bottom: 2rem; color: hsl(140, 20%, 97%); }
.hero-desc { font-size: 1.125rem; line-height: 1.7; max-width: 40rem; margin: 0 auto 2.5rem; color: hsl(140, 20%, 85%); }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.btn-outline-hero {
  display: inline-flex; align-items: center; padding: 1rem 2rem;
  border-radius: 0.5rem; border: 2px solid hsl(140, 20%, 80%); color: hsl(140, 20%, 90%);
  font-weight: 600; transition: all 0.2s;
}
.btn-outline-hero:hover { background: hsla(0, 0%, 100%, 0.1); }
.btn-hero { padding: 1rem 2rem; font-size: 1rem; border-radius: 0.5rem; }
.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  animation: bounce 2s infinite;
}

/* ===== Stats ===== */
.stats { padding: 5rem 0; background: var(--nature-deep); }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.stat-item { text-align: center; }
.stat-value { font-family: 'Playfair Display', serif; font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--accent); margin-bottom: 0.5rem; }
.stat-label { font-size: 0.875rem; color: hsla(140, 20%, 97%, 0.8); line-height: 1.6; }
@media (min-width: 1024px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }

/* ===== Issues ===== */
.issues { padding: 6rem 0; }
.section-tag { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--primary); margin-bottom: 0.75rem; }
.section-title { font-size: clamp(1.75rem, 4vw, 3rem); font-weight: 700; color: var(--foreground); line-height: 1.15; margin-bottom: 1rem; }
.section-desc { color: var(--muted-foreground); font-size: 1.125rem; line-height: 1.7; }
.issues-list { display: flex; flex-direction: column; gap: 5rem; margin-top: 4rem; }
.issue-item { display: flex; flex-direction: column; gap: 2rem; align-items: center; }
.issue-item.reverse { flex-direction: column; }
.issue-img-wrap { flex: 1; overflow: hidden; border-radius: 1rem; box-shadow: 0 10px 30px hsla(160, 30%, 12%, 0.05); }
.issue-img-wrap img { width: 100%; height: 20rem; object-fit: cover; transition: transform 0.5s; }
.issue-img-wrap:hover img { transform: scale(1.05); }
.issue-text { flex: 1; }
.issue-text h3 { font-size: 1.5rem; font-weight: 700; color: var(--foreground); margin-bottom: 1rem; }
.issue-text p { color: var(--muted-foreground); font-size: 1.125rem; line-height: 1.7; }
@media (min-width: 1024px) {
  .issue-item { flex-direction: row; }
  .issue-item.reverse { flex-direction: row-reverse; }
  .issue-text { padding: 0 2rem; }
}

/* ===== Actions ===== */
.actions { padding: 6rem 0; background: var(--secondary); }
.actions-layout { display: flex; flex-direction: column; gap: 3rem; }
.actions-left { margin-bottom: 2rem; }
.actions-img { overflow: hidden; border-radius: 1rem; box-shadow: 0 10px 30px hsla(0,0%,0%,0.08); }
.actions-img img { width: 100%; height: 16rem; object-fit: cover; }
.actions-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
.action-card {
  background: var(--card); border-radius: 0.75rem; padding: 1.5rem;
  box-shadow: 0 1px 3px hsla(160, 30%, 12%, 0.03); transition: box-shadow 0.3s;
}
.action-card:hover { box-shadow: 0 4px 12px hsla(160, 30%, 12%, 0.06); }
.action-icon {
  width: 2.5rem; height: 2.5rem; border-radius: 0.5rem; background: hsla(152, 45%, 28%, 0.1);
  display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; color: var(--primary);
}
.action-card h3 { font-family: 'Playfair Display', serif; font-size: 1.125rem; font-weight: 600; color: var(--foreground); margin-bottom: 0.5rem; }
.action-card p { color: var(--muted-foreground); font-size: 0.875rem; line-height: 1.6; }
@media (min-width: 640px) { .actions-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) {
  .actions-layout { flex-direction: row; gap: 4rem; }
  .actions-left { flex: 5; position: sticky; top: 6rem; align-self: flex-start; }
  .actions-right { flex: 7; }
}

/* ===== Video ===== */
.video-section { padding: 6rem 0; background: var(--secondary); }
.video-wrap {
  max-width: 480px; margin: 0 auto; overflow: hidden; border-radius: 1rem;
  box-shadow: 0 10px 30px hsla(160, 30%, 12%, 0.1); background: hsla(160, 30%, 12%, 0.05);
}
.video-responsive { position: relative; width: 100%; padding-bottom: 56.25%; }
.video-responsive.video-square { padding-bottom: 100%; }
.video-responsive iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: none; }
.video-caption { text-align: center; color: var(--muted-foreground); font-size: 0.875rem; margin-top: 1rem; font-style: italic; }

/* ===== Contact ===== */
.contact { padding: 6rem 0; }
.contact-form {
  max-width: 40rem; margin: 0 auto; background: var(--card); border-radius: 1rem;
  border: 1px solid var(--border); padding: 2.5rem;
  box-shadow: 0 10px 30px hsla(160, 30%, 12%, 0.04);
}
.form-row { display: grid; gap: 1.5rem; margin-bottom: 1.5rem; }
.form-row-2 { grid-template-columns: 1fr; }
.form-group { margin-bottom: 0; }
.form-label {
  display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem;
  font-weight: 500; color: var(--foreground); margin-bottom: 0.5rem;
}
.form-label svg { width: 1rem; height: 1rem; color: var(--primary); }
.form-label .required { color: var(--destructive); }
.form-input, .form-textarea {
  width: 100%; padding: 0.75rem 1rem; border-radius: 0.5rem;
  border: 1px solid var(--border); background: var(--background);
  color: var(--foreground); font-family: inherit; font-size: 1rem;
  transition: box-shadow 0.2s; outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--muted-foreground); }
.form-input:focus, .form-textarea:focus { box-shadow: 0 0 0 2px var(--ring); }
.form-textarea { resize: none; min-height: 8rem; }
.btn-submit {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 1rem 2rem; border-radius: 0.5rem; background: var(--primary);
  color: var(--primary-foreground); font-weight: 600; font-size: 1rem;
  border: none; cursor: pointer; transition: all 0.2s; font-family: inherit;
}
.btn-submit:hover { box-shadow: 0 4px 12px hsla(152, 45%, 28%, 0.25); }
.btn-submit:active { transform: scale(0.98); }
@media (min-width: 640px) { .form-row-2 { grid-template-columns: repeat(2, 1fr); } }

/* ===== Comments ===== */
.comments-section { max-width: 40rem; margin: 3rem auto 0; }
.comments-title { font-family: 'Playfair Display', serif; font-size: 1.5rem; font-weight: 700; color: var(--foreground); margin-bottom: 1.5rem; }
.comment-card {
  background: var(--card); border-radius: 0.75rem; border: 1px solid var(--border);
  padding: 1.5rem; margin-bottom: 1rem; box-shadow: 0 1px 3px hsla(0,0%,0%,0.03);
  animation: fadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.comment-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.comment-user { display: flex; align-items: center; gap: 0.75rem; }
.comment-avatar {
  width: 2.5rem; height: 2.5rem; border-radius: 50%; background: hsla(152, 45%, 28%, 0.1);
  display: flex; align-items: center; justify-content: center; color: var(--primary);
}
.comment-name { font-weight: 600; color: var(--foreground); }
.comment-email { font-size: 0.875rem; color: var(--muted-foreground); }
.comment-time { font-size: 0.75rem; color: var(--muted-foreground); display: flex; align-items: center; gap: 0.25rem; }
.comment-subject { font-size: 0.875rem; font-weight: 500; color: var(--primary); margin-bottom: 0.5rem; }
.comment-message { color: var(--foreground); line-height: 1.7; }

/* ===== CTA ===== */
.cta { padding: 6rem 0; }
.cta-box {
  max-width: 48rem; margin: 0 auto; text-align: center; background: var(--primary);
  border-radius: 1.5rem; padding: 3rem 2rem;
  box-shadow: 0 10px 30px hsla(152, 45%, 28%, 0.2);
}
.cta-box h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--primary-foreground); line-height: 1.15; margin-bottom: 1.5rem; }
.cta-box p { color: hsla(140, 20%, 97%, 0.8); font-size: 1.125rem; line-height: 1.7; max-width: 32rem; margin: 0 auto 2.5rem; }
.cta-buttons { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.btn-accent {
  display: inline-flex; align-items: center; padding: 1rem 2rem; border-radius: 0.5rem;
  background: var(--accent); color: var(--accent-foreground); font-weight: 600; transition: all 0.2s;
}
.btn-accent:hover { box-shadow: 0 4px 12px hsla(38, 70%, 50%, 0.3); }
.btn-outline-cta {
  display: inline-flex; align-items: center; padding: 1rem 2rem; border-radius: 0.5rem;
  border: 2px solid hsla(140, 20%, 97%, 0.3); color: var(--primary-foreground);
  font-weight: 600; transition: all 0.2s; background: transparent;
}
.btn-outline-cta:hover { background: hsla(140, 20%, 97%, 0.1); }

/* ===== Footer ===== */
.site-footer { background: var(--nature-deep); padding: 4rem 0; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 3rem; margin-bottom: 2.5rem; }
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand .logo span, .footer-brand .logo svg { color: hsla(140, 20%, 97%, 0.7); }
.footer-brand p { color: hsla(140, 20%, 97%, 0.6); font-size: 0.875rem; line-height: 1.7; }
.footer-heading { font-family: 'Playfair Display', serif; font-size: 0.875rem; font-weight: 600; color: var(--primary-foreground); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: hsla(140, 20%, 97%, 0.6); font-size: 0.875rem; transition: color 0.2s; }
.footer-links a:hover { color: hsla(140, 20%, 97%, 0.9); }
.footer-contact { list-style: none; }
.footer-contact li { display: flex; align-items: center; gap: 0.5rem; color: hsla(140, 20%, 97%, 0.6); font-size: 0.875rem; margin-bottom: 0.75rem; }
.footer-contact svg { width: 1rem; height: 1rem; flex-shrink: 0; }
.footer-bottom { border-top: 1px solid hsla(140, 20%, 97%, 0.1); padding-top: 1.5rem; text-align: center; color: hsla(140, 20%, 97%, 0.4); font-size: 0.875rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } }

/* ===== SVG Icons inline ===== */
.icon { width: 1rem; height: 1rem; display: inline-block; vertical-align: middle; }
.icon-lg { width: 1.25rem; height: 1.25rem; }