/* ==================== VARIABLES ==================== */
:root {
  --primary: #005E8C;
  --primary-dark: #004A6F;
  --primary-light: #007AB8;
  --accent: #20B6EF;
  --accent-light: #5ECAEF;
  --secondary: #052839;
  --secondary-light: #0A3A55;
  --teal: #00A89D;
  --bg: #FFFFFF;
  --bg-alt: #F7FAFB;
  --bg-dark: #052839;
  --text: #1C2329;
  --text-light: #5A6673;
  --text-muted: #8A96A1;
  --border: #D8E3EA;
  --border-light: #EEF3F7;
  --white: #FFFFFF;
  --black: #000000;
  --success: #00A89D;
  --shadow-sm: 0 1px 3px rgba(5, 40, 57, 0.08);
  --shadow-md: 0 4px 12px rgba(5, 40, 57, 0.1);
  --shadow-lg: 0 8px 32px rgba(5, 40, 57, 0.14);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1180px;
  --header-height: 68px;
}

/* ==================== RESET & BASE ==================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input { font-family: inherit; }
ul { list-style: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ==================== HEADER ==================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  height: var(--header-height);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}
.header-brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.brand-sub {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--accent-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  transition: color 0.2s;
  letter-spacing: 0.01em;
}
.nav-link:hover { color: var(--white); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}
.hamburger:hover { background: rgba(255,255,255,0.1); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  background: var(--secondary-light);
  border-top: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease;
}
.mobile-menu.open { max-height: 300px; }
.mobile-nav {
  display: flex;
  flex-direction: column;
  padding: 16px 24px 20px;
  gap: 4px;
}
.mobile-nav-link {
  display: block;
  padding: 10px 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color 0.2s;
}
.mobile-nav-link:last-child { border-bottom: none; }
.mobile-nav-link:hover { color: var(--white); }

/* ==================== HERO ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--secondary);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  transition: transform 8s ease-out;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(5, 40, 57, 0.82) 0%,
    rgba(5, 40, 57, 0.6) 40%,
    rgba(0, 94, 140, 0.5) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(32, 182, 239, 0.15);
  border: 1px solid rgba(32, 182, 239, 0.3);
  color: var(--accent-light);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 24px;
}
.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  flex-wrap: wrap;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}
.meta-sep { color: rgba(255,255,255,0.25); }
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--secondary);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(32, 182, 239, 0.3);
}
.hero-cta:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(32, 182, 239, 0.4);
}
.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.4);
  animation: bounce 2s infinite;
  z-index: 2;
}
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-8px); }
  60% { transform: translateX(-50%) translateY(-4px); }
}

/* ==================== STATS BAR ==================== */
.stats-bar {
  background: var(--secondary);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 36px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 8px 0;
}
.stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ==================== SECTIONS GLOBAL ==================== */
.section-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-light);
}

/* ==================== INTRODUCTION ==================== */
.intro-section {
  padding: 100px 0;
  background: var(--bg);
}
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.intro-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.intro-body {
  font-size: 0.97rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}
.intro-body:last-of-type { margin-bottom: 32px; }
.intro-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s;
}
.intro-image img:hover { transform: scale(1.02); }

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-accent {
  background: var(--accent);
  color: var(--secondary);
}
.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(32, 182, 239, 0.3);
}

/* ==================== ARTICLES ==================== */
.articles-section {
  padding: 100px 0;
  background: var(--bg-alt);
}
.article-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 80px;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: box-shadow 0.3s;
}
.article-card:hover {
  box-shadow: var(--shadow-lg);
}
.article-card:last-child { margin-bottom: 0; }
.article-card-reverse { direction: rtl; }
.article-card-reverse > * { direction: ltr; }
.article-image {
  position: relative;
  height: 360px;
  overflow: hidden;
}
.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.article-card:hover .article-image img { transform: scale(1.04); }
.article-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 50px;
}
.article-body {
  padding: 48px 48px 48px 0;
}
.article-card-reverse .article-body { padding: 48px 0 48px 48px; }
.article-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.article-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}
.article-excerpt {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.65;
  margin-bottom: 24px;
}
.article-toggle {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
  border-bottom: 2px solid var(--primary);
  transition: color 0.2s;
  margin-bottom: 0;
}
.article-toggle:hover { color: var(--primary-dark); }
.article-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease, padding 0.3s ease;
}
.article-content.open {
  max-height: 800px;
  padding-top: 20px;
}
.article-content p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* ==================== TIPS ==================== */
.tips-section {
  padding: 100px 0;
  background: var(--bg);
}
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.tip-card {
  background: var(--bg-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.tip-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.tip-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--white);
}
.tip-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.tip-desc {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* ==================== SEASONAL ==================== */
.seasonal-section {
  padding: 100px 0;
  background: var(--bg-alt);
}
.seasonal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.season-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s;
}
.season-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.season-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px 12px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--white);
}
.season-period {
  padding: 0 20px 16px;
  font-size: 0.72rem;
  font-weight: 600;
  opacity: 0.75;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.season-tips {
  background: var(--white);
  padding: 16px 20px;
}
.season-tips li {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.6;
}
.season-card-spring .season-header { background: linear-gradient(135deg, #43A047, #66BB6A); }
.season-card-summer .season-header { background: linear-gradient(135deg, #F57C00, #FFB74D); }
.season-card-autumn .season-header { background: linear-gradient(135deg, #6D4C41, #A1887F); }
.season-card-winter .season-header { background: linear-gradient(135deg, #455A64, #78909C); }

/* ==================== NEWSLETTER ==================== */
.newsletter-section {
  padding: 100px 0;
  background: var(--secondary);
}
.newsletter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.newsletter-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.newsletter-sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
  margin-bottom: 28px;
}
.newsletter-perks {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.perk-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.8);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.perk-item::before {
  content: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background: var(--teal);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.newsletter-right {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 40px;
}
.newsletter-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.form-group input {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.08);
  color: var(--white);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus { border-color: var(--accent); }
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.form-consent input[type="checkbox"] {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}
.form-consent label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
  cursor: pointer;
}
.newsletter-success {
  text-align: center;
  padding: 32px;
  color: var(--white);
}
.newsletter-success svg { margin: 0 auto 16px; }
.newsletter-success p { font-size: 1rem; color: rgba(255,255,255,0.9); }

/* ==================== FAQ ==================== */
.faq-section {
  padding: 100px 0;
  background: var(--bg);
}
.faq-container { max-width: 780px; margin: 0 auto; }
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 22px 0;
  text-align: left;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: color 0.2s;
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  flex-shrink: 0;
  color: var(--primary);
  transition: transform 0.3s;
}
.faq-item.open .faq-icon { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding-bottom: 22px;
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ==================== FOOTER ==================== */
.site-footer {
  background: var(--secondary);
  padding-top: 72px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 14px;
}
.footer-about-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
}
.footer-heading {
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }
.footer-disclaimer {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.65;
}
.footer-bottom {
  padding: 24px 0;
}
.footer-bottom-inner {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  text-align: center;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .seasonal-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: block; }
  .hero-content { max-width: 100%; }
  .hero-heading { font-size: 1.9rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .intro-image { order: -1; }
  .intro-image img { height: 280px; }
  .article-card { grid-template-columns: 1fr; gap: 0; }
  .article-card-reverse { direction: ltr; }
  .article-image { height: 220px; }
  .article-body { padding: 32px 28px; }
  .article-card-reverse .article-body { padding: 32px 28px; }
  .tips-grid { grid-template-columns: 1fr; }
  .seasonal-grid { grid-template-columns: 1fr; }
  .newsletter-grid { grid-template-columns: 1fr; gap: 40px; }
  .newsletter-right { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-col-about { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-heading { font-size: 1.6rem; }
  .stat-number { font-size: 1.6rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .article-body { padding: 24px 20px; }
  .newsletter-right { padding: 20px; }
}