/* ============================================
   TUYAPACK - Main Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;600;700;900&family=Montserrat:wght@400;500;600;700;800;900&display=swap');

/* ---- CSS Variables ---- */
:root {
  --primary: #1e3623;
  --primary-dark: #0d1f10;
  --secondary: #6dffa0;
  --black: #101010;
  --dark: #1a1a1a;
  --gray: #777777;
  --light-gray: #f5f5f5;
  --white: #ffffff;
  --green: #25D366;
  --font-main: 'Roboto', sans-serif;
  --font-heading: 'Montserrat', sans-serif;
  --transition: all 0.3s ease;
  --shadow: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-hover: 0 8px 40px rgba(0,0,0,0.2);
  --border-radius: 10px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-main); }

/* ---- Announcement Bar ---- */
.announcement-bar {
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.3px;
}
.announcement-bar a { color: var(--secondary); }

/* ---- Header / Navigation ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  transition: var(--transition);
}
.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 75px;
}
.site-logo img { height: 45px; width: auto; }
.site-logo span {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--black);
}

/* Main Nav */
.main-nav { display: flex; align-items: center; gap: 5px; }
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--black);
  border-radius: 6px;
  transition: var(--transition);
}
.nav-link:hover { color: var(--primary); background: rgba(30, 54, 35, 0.06); }
.nav-link.active { color: var(--primary); }
.nav-badge {
  background: var(--primary);
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 3px;
  letter-spacing: 0.5px;
}
.nav-arrow { font-size: 10px; transition: var(--transition); }
.nav-item:hover .nav-arrow { transform: rotate(180deg); }

/* Megamenu */
.megamenu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}
.nav-item:hover .megamenu { opacity: 1; visibility: visible; top: calc(100% + 5px); }
.megamenu-col { }
.megamenu-category {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--black);
  text-transform: uppercase;
  padding: 8px 10px 5px;
  border-bottom: 2px solid var(--primary);
  margin-bottom: 8px;
  display: block;
}
.megamenu-items { display: flex; flex-direction: column; gap: 2px; }
.megamenu-item {
  display: block;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 400;
  color: var(--gray);
  border-radius: 5px;
  transition: var(--transition);
}
.megamenu-item:hover { color: var(--primary); background: rgba(30, 54, 35, 0.06); padding-left: 14px; }
.megamenu-item-sub { font-size: 11px; color: #aaa; display: block; }
.megamenu-featured {
  background: var(--black);
  border-radius: 8px;
  padding: 15px;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.megamenu-featured::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
}
.megamenu-featured-title {
  position: relative;
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
}
.megamenu-featured-items { position: relative; display: flex; flex-direction: column; gap: 2px; margin-top: 5px; }
.megamenu-featured-item { color: rgba(255,255,255,0.8); font-size: 12px; transition: var(--transition); }
.megamenu-featured-item:hover { color: var(--secondary); }

/* Nav CTA */
.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.btn-whatsapp {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition);
}
.btn-whatsapp:hover { background: #20b957; transform: translateY(-1px); box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
.btn-whatsapp svg { width: 18px; height: 18px; }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 5px; cursor: pointer; }
.hamburger span { display: block; width: 25px; height: 2px; background: var(--black); transition: var(--transition); border-radius: 2px; }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 2000;
  flex-direction: column;
  overflow-y: auto;
}
.mobile-nav.open { display: flex; }
.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 25px;
  border-bottom: 1px solid #eee;
}
.mobile-nav-close { font-size: 24px; cursor: pointer; color: var(--black); background: none; border: none; }
.mobile-nav-links { padding: 20px 25px; display: flex; flex-direction: column; gap: 5px; }
.mobile-nav-link {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--black);
  border-bottom: 1px solid #f0f0f0;
  text-transform: uppercase;
}
.mobile-nav-link:hover { color: var(--primary); }
.mobile-submenu { display: none; padding: 10px 0 5px; }
.mobile-submenu.open { display: block; }
.mobile-submenu-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 10px 0 5px;
}
.mobile-submenu-item {
  display: block;
  padding: 8px 15px;
  font-size: 14px;
  color: var(--gray);
  transition: var(--transition);
}
.mobile-submenu-item:hover { color: var(--primary); padding-left: 22px; }
.mobile-nav-cta { padding: 20px 25px; }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--dark);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('https://tuyapack.com/wp-content/uploads/2026/02/7da9abbd-5d4b-4a04-8504-e64e5c72b7ec.jpeg');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(20,20,20,0.5) 60%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(30, 54, 35, 0.15);
  border: 1px solid rgba(30, 54, 35, 0.4);
  color: var(--secondary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 25px;
}
.hero-badge span { width: 6px; height: 6px; background: var(--secondary); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: -1px;
}
.hero-title span { color: var(--primary); }
.hero-subtitle {
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 300;
  color: rgba(255,255,255,0.8);
  margin-bottom: 15px;
  letter-spacing: 1px;
}
.hero-description {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  max-width: 550px;
  margin-bottom: 35px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  gap: 30px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.hero-stat {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
}
.hero-stat-icon { color: var(--secondary); font-size: 20px; }
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  border: 2px solid var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(30, 54, 35,0.4); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  padding: 14px 32px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); transform: translateY(-2px); }

/* Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 2;
  animation: scrollBounce 2s infinite;
}
.hero-scroll-line { width: 1px; height: 40px; background: rgba(255,255,255,0.3); }
@keyframes scrollBounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* Social Sidebar */
.social-sidebar {
  position: fixed;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 100;
}
.social-sidebar a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 16px;
  transition: var(--transition);
}
.social-sidebar a:hover { background: var(--primary); border-color: var(--primary); transform: scale(1.1); }

/* ============================================
   SECTION COMMONS
   ============================================ */
section { padding: 90px 0; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 30px; }
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 800;
  color: var(--black);
  line-height: 1.2;
  margin-bottom: 15px;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  font-size: 16px;
  color: var(--gray);
  max-width: 600px;
  line-height: 1.7;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ============================================
   PRODUCTS DISCOVERY SECTION
   ============================================ */
.products-discovery { background: var(--light-gray); }
.discovery-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 50px;
}
.discovery-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}
.discovery-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.discovery-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: #eee;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}
.discovery-card-body { padding: 18px 15px; }
.discovery-card-title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 5px;
}
.discovery-card-link {
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
}
.discovery-card-link:hover { gap: 8px; }

/* ============================================
   CORPORATE SOLUTIONS
   ============================================ */
.corporate-solutions { background: var(--white); }
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.solution-card {
  padding: 40px 30px;
  border-radius: var(--border-radius);
  border: 1px solid #eee;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  background: var(--white);
}
.solution-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}
.solution-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); }
.solution-card:hover::before { transform: scaleX(1); }
.solution-number {
  font-family: var(--font-heading);
  font-size: 60px;
  font-weight: 900;
  color: rgba(30, 54, 35,0.08);
  position: absolute;
  top: 15px;
  right: 20px;
  line-height: 1;
}
.solution-icon {
  width: 60px;
  height: 60px;
  background: rgba(30, 54, 35,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
  color: var(--primary);
}
.solution-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.solution-desc { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* ============================================
   BIO PLASTIC SECTION
   ============================================ */
.bio-plastic {
  background: var(--black);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.bio-plastic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.bio-plastic-content .section-title { color: var(--white); }
.bio-plastic-features { margin: 30px 0; display: flex; flex-direction: column; gap: 15px; }
.bio-feature {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}
.bio-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: rgba(30, 54, 35,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--secondary);
}
.bio-feature-text h4 { font-size: 15px; font-weight: 600; color: var(--white); margin-bottom: 4px; }
.bio-feature-text p { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.6; }
.bio-plastic-image {
  background: rgba(255,255,255,0.05);
  border-radius: 20px;
  overflow: hidden;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section { background: var(--light-gray); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-image {
  border-radius: 20px;
  overflow: hidden;
  height: 450px;
  background: #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  position: relative;
}
.about-badge {
  position: absolute;
  bottom: 25px;
  right: 25px;
  background: var(--primary);
  color: var(--white);
  padding: 15px 20px;
  border-radius: 12px;
  text-align: center;
}
.about-badge-num { font-size: 32px; font-weight: 900; font-family: var(--font-heading); }
.about-badge-text { font-size: 11px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.about-list { display: flex; flex-direction: column; gap: 12px; margin: 25px 0; }
.about-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--gray);
  line-height: 1.6;
}
.about-item-check { color: var(--primary); font-size: 18px; min-width: 20px; margin-top: 2px; }

/* ============================================
   CATALOGS SECTION
   ============================================ */
.catalogs-section { background: var(--white); }
.catalogs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 50px;
}
.catalog-card {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  background: var(--black);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 35px;
  transition: var(--transition);
}
.catalog-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.3) 60%, transparent 100%);
  z-index: 1;
}
.catalog-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: var(--transition);
}
.catalog-card:hover .catalog-bg { transform: scale(1.05); }
.catalog-content { position: relative; z-index: 2; }
.catalog-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 8px;
}
.catalog-title {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
}
.btn-catalog {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--black);
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
}
.btn-catalog:hover { background: var(--primary); color: var(--white); transform: translateX(5px); }

/* ============================================
   STATS SECTION
   ============================================ */
.stats-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 70px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.stat-item { text-align: center; }
.stat-icon { font-size: 30px; margin-bottom: 12px; }
.stat-num {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 900;
  display: block;
  margin-bottom: 5px;
}
.stat-label {
  font-size: 12px;
  font-weight: 500;
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ============================================
   WHAT WE CAN DO - MARQUEE
   ============================================ */
.marquee-section { padding: 50px 0; background: var(--light-gray); overflow: hidden; }
.marquee-track {
  display: flex;
  gap: 0;
  animation: marquee 20s linear infinite;
  width: max-content;
}
.marquee-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 0 30px;
  white-space: nowrap;
}
.marquee-dot { width: 6px; height: 6px; background: var(--primary); border-radius: 50%; flex-shrink: 0; }
.marquee-text {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--black);
}
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: var(--dark);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(30, 54, 35,0.15) 0%, transparent 70%);
}
.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(24px, 3.5vw, 42px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 15px;
}
.cta-sub { font-size: 16px; color: rgba(255,255,255,0.6); margin-bottom: 35px; }
.cta-buttons { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--black);
  color: var(--white);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
}
.footer-logo { margin-bottom: 20px; }
.footer-logo span {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1px;
}
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.7; margin-bottom: 25px; }
.footer-address h6 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 8px;
}
.footer-address p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.7; }
.footer-address a { color: rgba(255,255,255,0.6); }
.footer-address a:hover { color: var(--secondary); }
.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-links a::before { content: '›'; color: var(--primary); font-size: 16px; }
.footer-links a:hover { color: var(--white); padding-left: 5px; }
.footer-social { display: flex; gap: 10px; margin-top: 10px; }
.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); border-color: var(--primary); color: var(--white); transform: translateY(-3px); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copyright { font-size: 12px; color: rgba(255,255,255,0.3); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 12px; color: rgba(255,255,255,0.3); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--white); }

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  background: var(--black);
  padding: 100px 0 70px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('https://tuyapack.com/wp-content/uploads/2026/02/7da9abbd-5d4b-4a04-8504-e64e5c72b7ec.jpeg');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.page-hero-content { position: relative; z-index: 1; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 15px;
}
.breadcrumb a { color: rgba(255,255,255,0.4); transition: var(--transition); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb-sep { color: rgba(255,255,255,0.3); }
.breadcrumb-current { color: rgba(255,255,255,0.7); }
.page-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 900;
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.1;
}
.page-hero-sub { font-size: 16px; color: rgba(255,255,255,0.5); margin-top: 12px; }

/* ============================================
   PRODUCTS PAGE
   ============================================ */
.products-section { padding: 60px 0; background: var(--white); }
.products-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 20px;
  background: var(--light-gray);
  border-radius: var(--border-radius);
}
.filter-btn {
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  background: var(--white);
  color: var(--gray);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.category-section { margin-bottom: 60px; }
.category-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--black);
  border-left: 4px solid var(--primary);
  padding-left: 15px;
  margin-bottom: 10px;
}
.category-desc { font-size: 14px; color: var(--gray); margin-bottom: 25px; padding-left: 19px; }
.category-subfilters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 25px;
  padding-left: 19px;
}
.subfilter-btn {
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid #ddd;
  background: var(--white);
  color: var(--gray);
}
.subfilter-btn:hover, .subfilter-btn.active { background: var(--black); color: var(--white); border-color: var(--black); }
.products-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.product-card {
  background: var(--white);
  border: 1px solid #eee;
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--primary); }
.product-img-wrap {
  background: var(--light-gray);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-img-wrap img { width: 100%; height: 100%; object-fit: contain; padding: 15px; transition: var(--transition); }
.product-card:hover .product-img-wrap img { transform: scale(1.05); }
.product-info { padding: 15px; }
.product-name { font-size: 13px; font-weight: 600; color: var(--black); margin-bottom: 5px; }
.product-tag { font-size: 11px; color: var(--primary); font-weight: 500; }

/* Product Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 3000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.lightbox.open { display: flex; }
.lightbox-inner { background: var(--white); border-radius: 15px; max-width: 600px; width: 100%; overflow: hidden; position: relative; }
.lightbox-close { position: absolute; top: 15px; right: 15px; background: none; border: none; font-size: 22px; color: var(--black); cursor: pointer; z-index: 1; }
.lightbox-img { width: 100%; max-height: 350px; object-fit: contain; background: var(--light-gray); padding: 30px; }
.lightbox-details { padding: 20px 25px 25px; }
.lightbox-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.lightbox-thumbnails { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 15px; }
.lightbox-thumb { width: 60px; height: 60px; border-radius: 6px; object-fit: contain; border: 2px solid #eee; cursor: pointer; transition: var(--transition); padding: 4px; background: var(--light-gray); }
.lightbox-thumb:hover, .lightbox-thumb.active { border-color: var(--primary); }

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-content-section { background: var(--white); padding: 80px 0; }
.about-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-text h2 { font-family: var(--font-heading); font-size: 28px; font-weight: 800; margin-bottom: 20px; }
.about-text p { font-size: 15px; color: var(--gray); line-height: 1.8; margin-bottom: 16px; }
.about-ul { margin: 15px 0 20px; display: flex; flex-direction: column; gap: 10px; }
.about-ul li { font-size: 14px; color: var(--gray); display: flex; gap: 10px; align-items: flex-start; }
.about-ul li::before { content: '✓'; color: var(--primary); font-weight: 700; min-width: 16px; }
.why-cards { display: grid; grid-template-columns: 1fr; gap: 20px; }
.why-card {
  padding: 25px;
  border-radius: var(--border-radius);
  border: 1px solid #eee;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: var(--transition);
}
.why-card:hover { box-shadow: var(--shadow); border-color: rgba(30, 54, 35,0.2); }
.why-num {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  font-family: var(--font-heading);
}
.why-text h4 { font-size: 15px; font-weight: 700; margin-bottom: 5px; }
.why-text p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-section { background: var(--white); padding: 80px 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-methods { display: flex; flex-direction: column; gap: 20px; }
.contact-method {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 25px;
  border-radius: var(--border-radius);
  border: 1px solid #eee;
  transition: var(--transition);
}
.contact-method:hover { box-shadow: var(--shadow); border-color: rgba(30, 54, 35,0.2); }
.contact-method-icon {
  width: 54px;
  height: 54px;
  min-width: 54px;
  background: rgba(30, 54, 35,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--primary);
}
.contact-method-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.contact-method-title { font-size: 16px; font-weight: 700; margin-bottom: 5px; }
.contact-method-sub { font-size: 13px; color: var(--gray); }
.contact-method-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  margin-top: 10px;
  transition: var(--transition);
}
.contact-method-link:hover { background: var(--primary-dark); transform: translateX(3px); }
.contact-map { border-radius: 15px; overflow: hidden; height: 350px; background: var(--light-gray); }
.contact-map iframe { width: 100%; height: 100%; border: none; }

/* ============================================
   SHIPPING PAGE
   ============================================ */
.shipping-section { background: var(--white); padding: 80px 0; }
.shipping-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin: 50px 0;
  position: relative;
}
.shipping-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  z-index: 0;
}
.shipping-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 80px;
  height: 80px;
  background: var(--white);
  border: 3px solid var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  font-family: var(--font-heading);
  color: var(--primary);
  margin: 0 auto 20px;
  box-shadow: 0 5px 20px rgba(30, 54, 35,0.2);
}
.step-icon { font-size: 28px; }
.step-title { font-family: var(--font-heading); font-size: 15px; font-weight: 700; margin-bottom: 8px; text-transform: uppercase; }
.step-desc { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ============================================
   BLOG PAGE
   ============================================ */
.blog-section { background: var(--light-gray); padding: 80px 0; }
.blog-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
}
.blog-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  margin-bottom: 30px;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.blog-card-img { height: 260px; background: #ccc; overflow: hidden; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
.blog-card-body { padding: 25px; }
.blog-card-cat {
  display: inline-block;
  background: rgba(30, 54, 35,0.1);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.blog-card-title { font-family: var(--font-heading); font-size: 20px; font-weight: 700; margin-bottom: 12px; line-height: 1.3; }
.blog-card-title a:hover { color: var(--primary); }
.blog-card-excerpt { font-size: 14px; color: var(--gray); line-height: 1.7; margin-bottom: 18px; }
.blog-card-meta { display: flex; gap: 15px; font-size: 12px; color: var(--gray); align-items: center; }
.blog-sidebar { }
.sidebar-widget { background: var(--white); border-radius: var(--border-radius); padding: 25px; margin-bottom: 25px; box-shadow: var(--shadow); }
.sidebar-widget-title { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--primary); }
.recent-post { display: flex; gap: 12px; margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px solid #f0f0f0; }
.recent-post:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.recent-post-img { width: 65px; height: 65px; border-radius: 6px; object-fit: cover; background: #eee; flex-shrink: 0; }
.recent-post-title { font-size: 13px; font-weight: 600; line-height: 1.4; margin-bottom: 5px; }
.recent-post-title a:hover { color: var(--primary); }
.recent-post-date { font-size: 11px; color: var(--gray); }

/* ============================================
   CATALOG PAGE - FLIPBOOK
   ============================================ */
.catalog-page-section { background: var(--light-gray); padding: 60px 0; }
.flipbook-wrapper {
  background: var(--white);
  border-radius: 15px;
  padding: 40px;
  box-shadow: var(--shadow);
  text-align: center;
}
.flipbook-embed { width: 100%; border: none; border-radius: 10px; }
.catalog-download-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--black);
  color: var(--white);
  padding: 15px 25px;
  border-radius: 8px;
  margin-bottom: 25px;
  flex-wrap: wrap;
  gap: 10px;
}
.catalog-download-bar p { font-size: 14px; font-weight: 500; }

/* ============================================
   PRIVACY POLICY PAGE
   ============================================ */
.policy-section { background: var(--white); padding: 80px 0; }
.policy-content { max-width: 800px; }
.policy-content h2 { font-family: var(--font-heading); font-size: 24px; font-weight: 700; margin: 35px 0 15px; }
.policy-content h3 { font-size: 18px; font-weight: 700; margin: 25px 0 10px; }
.policy-content p { font-size: 15px; color: var(--gray); line-height: 1.8; margin-bottom: 15px; }
.policy-content ul { margin: 10px 0 15px 20px; list-style: disc; display: flex; flex-direction: column; gap: 8px; }
.policy-content ul li { font-size: 14px; color: var(--gray); line-height: 1.6; }

/* ============================================
   WHATSAPP FLOAT
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 500;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.whatsapp-btn {
  width: 58px;
  height: 58px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--white);
  box-shadow: 0 5px 20px rgba(37,211,102,0.5);
  transition: var(--transition);
  animation: wa-pulse 2.5s infinite;
}
.whatsapp-btn:hover { transform: scale(1.1); }
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 5px 20px rgba(37,211,102,0.5); }
  50% { box-shadow: 0 5px 35px rgba(37,211,102,0.8), 0 0 0 8px rgba(37,211,102,0.1); }
}
.whatsapp-tooltip {
  background: var(--white);
  color: var(--black);
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow);
  white-space: nowrap;
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-logo {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 2px;
  animation: preload 1.5s ease-in-out infinite alternate;
}
.preloader-logo span { color: var(--primary); }
@keyframes preload { from { opacity: 0.3; transform: scale(0.97); } to { opacity: 1; transform: scale(1); } }

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-left.visible { opacity: 1; transform: translateX(0); }
.fade-right { opacity: 0; transform: translateX(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-right.visible { opacity: 1; transform: translateX(0); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
  .discovery-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .megamenu { width: 700px; grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .about-grid, .bio-plastic-grid, .about-content-grid, .contact-grid { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr 1fr; }
  .catalogs-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .shipping-steps { grid-template-columns: repeat(2, 1fr); }
  .shipping-steps::before { display: none; }
}
@media (max-width: 768px) {
  section { padding: 60px 0; }
  .container { padding: 0 20px; }
  .nav-container { padding: 0 20px; }
  .discovery-grid { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .social-sidebar { display: none; }
  .hero-stats { gap: 15px; }
}
@media (max-width: 480px) {
  .discovery-grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .shipping-steps { grid-template-columns: 1fr; }
  .catalogs-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .cta-buttons { flex-direction: column; align-items: center; }
}