/* ===== CSS VARIABLES ===== */
:root {
  --green-dark: #2d6a4f;
  --green-mid: #40916c;
  --green-light: #74c69d;
  --green-pale: #d8f3dc;
  --white: #ffffff;
  --off-white: #f8f9fa;
  --gold: #d4a017;
  --gold-light: #f0c040;
  --text-dark: #1a1a2e;
  --text-mid: #4a4a6a;
  --text-light: #7a7a9a;
  --border: #e0e0e0;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.14);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Playfair Display', serif;
  line-height: 1.3;
}

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

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-dark);
}

.nav-logo span {
  color: var(--gold);
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--green-dark);
  background: var(--green-pale);
}

.nav-cta {
  background: var(--green-dark) !important;
  color: var(--white) !important;
  padding: 0.5rem 1.2rem !important;
}

.nav-cta:hover {
  background: var(--green-mid) !important;
  color: var(--white) !important;
}

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

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem 1.5rem;
  z-index: 999;
  box-shadow: var(--shadow);
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-mid);
  transition: var(--transition);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--green-dark);
  background: var(--green-pale);
}

/* ===== PAGE HEADER ===== */
.page-header {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-mid) 100%);
  padding: 5rem 2rem 4rem;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  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='0.04'%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");
}

.page-header h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.75rem;
  position: relative;
}

.page-header p {
  font-size: 1.1rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* ===== SECTION STYLES ===== */
.section { padding: 5rem 2rem; }
.section-alt { background: var(--off-white); }

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

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--green-dark);
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--text-mid);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-dark);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem;
  border-radius: 50px;
  margin-bottom: 0.75rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}

.btn-primary:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(45,106,79,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}

.btn-outline:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212,160,23,0.3);
}

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

.btn-white:hover {
  background: var(--green-pale);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--green-pale), var(--green-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.card-body { padding: 1.5rem; }

.card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.card-body p {
  color: var(--text-mid);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

/* ===== BADGE ===== */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.badge-green { background: var(--green-pale); color: var(--green-dark); }
.badge-gold { background: #fef3cd; color: #856404; }
.badge-blue { background: #cfe2ff; color: #084298; }
.badge-red { background: #f8d7da; color: #842029; }
.badge-purple { background: #e2d9f3; color: #432874; }

/* ===== GRID LAYOUTS ===== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

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

/* ===== FOOTER ===== */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.8);
  padding: 4rem 2rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.footer-brand .nav-logo {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
}

.social-link:hover {
  background: var(--green-mid);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-family: 'Playfair Display', serif;
  color: var(--white);
  margin-bottom: 1.25rem;
  font-size: 1rem;
}

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col ul li a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--green-light);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  max-width: 1200px;
  margin: 0 auto;
}

/* ===== MODAL ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--white);
  border-radius: var(--radius);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.9) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 { font-size: 1.2rem; color: var(--green-dark); }

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--off-white);
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover { background: #fee2e2; color: #dc2626; }

.modal-body { padding: 1.5rem; }

/* ===== SEARCH BAR ===== */
.search-bar {
  display: flex;
  gap: 0.75rem;
  max-width: 500px;
  margin: 0 auto 3rem;
}

.search-bar input {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
  outline: none;
}

.search-bar input:focus { border-color: var(--green-mid); }

/* ===== FILTER TABS ===== */
.filter-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.filter-tab {
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  border: 2px solid var(--border);
  background: var(--white);
  color: var(--text-mid);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--green-dark);
  border-color: var(--green-dark);
  color: var(--white);
}

/* ===== FORM STYLES ===== */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
  outline: none;
  background: var(--white);
  color: var(--text-dark);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-mid);
  box-shadow: 0 0 0 3px rgba(64,145,108,0.1);
}

.form-group textarea { resize: vertical; min-height: 130px; }

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 3.5rem 1.25rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .navbar { padding: 0 1.25rem; }
  .page-header { padding: 4rem 1.25rem 3rem; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .filter-tabs { gap: 0.4rem; }
  .filter-tab { padding: 0.4rem 1rem; font-size: 0.82rem; }
}

/* ===== SKELETON LOADING STATES ===== */
@keyframes shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.skeleton {
  background: linear-gradient(90deg, #e8e8e8 25%, #f5f5f5 50%, #e8e8e8 75%);
  background-size: 800px 100%;
  animation: shimmer 1.5s infinite linear;
  border-radius: var(--radius-sm);
}

.skeleton-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.skeleton-img {
  width: 100%;
  height: 200px;
  border-radius: 0;
}

.skeleton-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.skeleton-line {
  height: 14px;
  width: 100%;
}

.skeleton-line.short {
  width: 40%;
  height: 12px;
}

.skeleton-line.medium {
  width: 65%;
}

/* ===== ERROR & EMPTY STATES ===== */
.state-error,
.state-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
  gap: 1rem;
}

.state-icon {
  font-size: 3rem;
  line-height: 1;
}

.state-error p,
.state-empty p {
  color: var(--text-mid);
  font-size: 1rem;
  max-width: 360px;
}

.state-error p {
  color: #842029;
}