/* ============================================================
   HJF EMBALAGENS — MAIN STYLESHEET v1.0.0
   ============================================================ */

/* ------------------------------------------------------------
   CSS CUSTOM PROPERTIES
   ------------------------------------------------------------ */
:root {
  --primary:       #00B4D8;
  --primary-dark:  #0096B7;
  --primary-light: rgba(0,180,216,.1);
  --navy:          #0D1B2A;
  --navy-light:    #162435;
  --text-dark:     #1a1a2e;
  --text-muted:    #6b7280;
  --bg-light:      #f8f9fa;
  --eco-green:     #22c55e;
  --eco-dark:      #16a34a;
  --white:         #ffffff;
  --border:        #e5e7eb;
  --shadow:        0 4px 6px -1px rgba(0,0,0,.08);
  --shadow-md:     0 8px 20px -4px rgba(0,0,0,.12);
  --shadow-lg:     0 20px 40px -8px rgba(0,0,0,.16);
  --radius:        8px;
  --radius-lg:     16px;
  --transition:    0.3s ease;
  --font:          'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
  --max-w:         1200px;
}

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

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

body {
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }

ul { list-style: none; }

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { top: 0; }

/* ------------------------------------------------------------
   LAYOUT UTILITIES
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.75rem); font-weight: 900; line-height: 1.12; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.6rem); font-weight: 800; line-height: 1.18; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 700; line-height: 1.3; }

/* ------------------------------------------------------------
   BUTTONS
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,180,216,.35);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.7);
}
.btn-outline:hover {
  background: #fff;
  color: var(--navy);
  border-color: #fff;
}

.btn-green {
  background: var(--eco-green);
  color: #fff;
  border-color: var(--eco-green);
}
.btn-green:hover {
  background: var(--eco-dark);
  border-color: var(--eco-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(34,197,94,.3);
}

.btn-lg { padding: 17px 36px; font-size: 1.05rem; }

/* ------------------------------------------------------------
   HEADER
   ------------------------------------------------------------ */
#site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  transition: box-shadow var(--transition);
}
#site-header.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,.1); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 24px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon { width: 38px; height: 38px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; gap: 2px; }
.logo-hjf { font-size: 1.35rem; font-weight: 900; color: var(--text-dark); letter-spacing: -.03em; }
.logo-embalagens { font-size: .58rem; font-weight: 700; letter-spacing: .22em; color: var(--primary); text-transform: uppercase; }

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  padding: 7px 13px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a.current {
  color: var(--primary);
  background: var(--primary-light);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

/* Language Switcher */
.lang-switcher { position: relative; }
.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 11px;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font-size: .82rem;
  font-weight: 600;
  font-family: var(--font);
  color: var(--text-dark);
  transition: all var(--transition);
}
.lang-btn:hover { border-color: var(--primary); color: var(--primary); }

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 130px;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--transition);
}
.lang-switcher.open .lang-dropdown,
.lang-switcher:focus-within .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: .85rem;
  color: var(--text-dark);
}
.lang-dropdown a:hover { background: var(--bg-light); color: var(--primary); }
.lang-flag { font-size: 1rem; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 80px;
  inset: 80px 0 0;
  background: #fff;
  padding: 24px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  z-index: 999;
  border-top: 1px solid var(--border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px 16px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  border-radius: 8px;
  border-bottom: 1px solid var(--bg-light);
  transition: all var(--transition);
}
.mobile-nav a:hover { color: var(--primary); background: var(--primary-light); }
.mobile-nav .btn { margin-top: 16px; justify-content: center; }

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/hero-factory.jpg') center/cover no-repeat;
  opacity: .28;
  transform: scale(1.02);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,27,42,.88) 0%, rgba(13,27,42,.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 120px 0 80px;
  max-width: 700px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.badge-outline {
  border: 1px solid var(--primary);
  color: var(--primary);
  background: rgba(0,180,216,.12);
}
.badge-subtle {
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.15);
}

.hero-title { color: #fff; margin-bottom: 22px; }
.hero-title .highlight { color: var(--primary); }

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,.78);
  margin-bottom: 40px;
  max-width: 580px;
  line-height: 1.75;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* ------------------------------------------------------------
   STATS
   ------------------------------------------------------------ */
.stats-section {
  background: var(--primary);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item { color: #fff; }
.stat-number {
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -.02em;
}
.stat-label {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  opacity: .9;
}

/* ------------------------------------------------------------
   ABOUT / QUEM SOMOS
   ------------------------------------------------------------ */
.about-section { padding: 96px 0; background: #fff; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-content h2 { margin: 12px 0 22px; }
.about-content p { color: var(--text-muted); line-height: 1.8; margin-bottom: 14px; }

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  margin-top: 8px;
  transition: gap var(--transition);
}
.about-link:hover { gap: 12px; }

.about-image { position: relative; }
.about-image img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 480px;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  bottom: -18px;
  left: -18px;
  background: var(--primary);
  color: #fff;
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.about-badge .badge-number { font-size: 2.4rem; font-weight: 900; line-height: 1; }
.about-badge .badge-text { font-size: .75rem; font-weight: 600; opacity: .9; text-transform: uppercase; letter-spacing: .08em; margin-top: 4px; line-height: 1.4; }

/* ------------------------------------------------------------
   SECTORS
   ------------------------------------------------------------ */
.sectors-section { padding: 96px 0; background: var(--bg-light); }

.sectors-header { text-align: center; margin-bottom: 56px; }
.sectors-header h2 { margin: 10px 0 16px; }
.sectors-header p { color: var(--text-muted); max-width: 620px; margin: 0 auto; line-height: 1.7; }

.sectors-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

.sector-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.sector-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.sector-card.dark { background: var(--navy); }
.sector-card.light { background: #fff; border: 1px solid var(--border); }

.sector-card-image {
  height: 210px;
  background-color: var(--navy-light);
  background-size: cover;
  background-position: center;
}
.sector-card-image.food-bg { background-image: url('../images/food-packaging.jpg'); }
.sector-card-image.auto-bg { background-image: url('../images/industrial-trays.jpg'); background-color: #e5e7eb; }

.sector-card-body { padding: 32px; }

.sector-icon {
  width: 48px;
  height: 48px;
  background: rgba(0,180,216,.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--primary);
}

.sector-card h3 { margin-bottom: 12px; }
.sector-card.dark h3 { color: #fff; }
.sector-card.dark p { color: rgba(255,255,255,.68); font-size: .9rem; }
.sector-card.light p { color: var(--text-muted); font-size: .9rem; }

.sector-checklist { margin: 18px 0; display: flex; flex-direction: column; gap: 8px; }
.sector-checklist li { display: flex; align-items: center; gap: 9px; font-size: .875rem; }
.sector-card.dark .sector-checklist li { color: rgba(255,255,255,.82); }
.sector-checklist li::before { content: "✓"; color: var(--primary); font-weight: 700; flex-shrink: 0; }

.sector-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--primary);
  margin-top: 16px;
  transition: gap var(--transition);
}
.sector-link:hover { gap: 10px; }

/* ------------------------------------------------------------
   WHY HJF
   ------------------------------------------------------------ */
.why-section { padding: 96px 0; background: #fff; }
.why-header { text-align: center; margin-bottom: 56px; }
.why-header h2 { margin-top: 10px; }

.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.why-card {
  padding: 30px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.why-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 32px rgba(0,180,216,.12);
  transform: translateY(-4px);
}
.why-icon { font-size: 1.8rem; margin-bottom: 14px; }
.why-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.why-card p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

/* ------------------------------------------------------------
   ECO LINE SECTION (HOME)
   ------------------------------------------------------------ */
.eco-section {
  padding: 96px 0;
  background: linear-gradient(135deg, #064e3b 0%, #0D1B2A 65%);
  position: relative;
  overflow: hidden;
}
.eco-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 75% 50%, rgba(34,197,94,.06) 0%, transparent 60%);
  pointer-events: none;
}

.eco-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.badge-eco {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(34,197,94,.18);
  border: 1px solid var(--eco-green);
  border-radius: 100px;
  color: var(--eco-green);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  margin-bottom: 22px;
}

.eco-content h2 { color: #fff; margin-bottom: 18px; line-height: 1.2; }
.eco-content h2 .eco-highlight { color: var(--eco-green); }
.eco-content p { color: rgba(255,255,255,.72); line-height: 1.8; margin-bottom: 26px; }

.eco-checklist { display: flex; flex-direction: column; gap: 11px; margin-bottom: 34px; }
.eco-checklist li { display: flex; align-items: flex-start; gap: 10px; color: rgba(255,255,255,.84); font-size: .93rem; }
.eco-checklist .check { color: var(--eco-green); flex-shrink: 0; font-size: 1rem; }

.eco-image-side img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.eco-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}
.eco-stat {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 18px 12px;
  text-align: center;
}
.eco-stat .eco-number { font-size: 1.7rem; font-weight: 900; color: var(--eco-green); line-height: 1; margin-bottom: 6px; }
.eco-stat .eco-label { font-size: .72rem; color: rgba(255,255,255,.55); line-height: 1.4; }

/* ------------------------------------------------------------
   SUSTAINABILITY SECTION (HOME)
   ------------------------------------------------------------ */
.sustainability-section { padding: 96px 0; background: var(--navy); }

.sustainability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }

.sustainability-content h2 { color: #fff; margin: 10px 0 18px; }
.sustainability-content p { color: rgba(255,255,255,.68); line-height: 1.8; margin-bottom: 22px; }

.sustainability-list { display: flex; flex-direction: column; gap: 14px; }
.sustainability-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255,255,255,.78);
  font-size: .93rem;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sustainability-list li:last-child { border-bottom: none; padding-bottom: 0; }
.sustainability-list li::before { content: "•"; color: var(--eco-green); font-size: 1.4rem; flex-shrink: 0; margin-top: -4px; }

.sustainability-image img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* ------------------------------------------------------------
   PROCESS
   ------------------------------------------------------------ */
.process-section { padding: 96px 0; background: #fff; }
.process-header { text-align: center; margin-bottom: 64px; }
.process-header h2 { margin: 10px 0 14px; }
.process-header p { color: var(--text-muted); max-width: 520px; margin: 0 auto; line-height: 1.7; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 42px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 2px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--eco-green) 100%);
  opacity: .18;
}

.process-step { text-align: center; padding: 28px 20px; }

.step-number {
  width: 60px;
  height: 60px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 900;
  margin: 0 auto 18px;
  position: relative;
  z-index: 1;
}
.process-step h3 { font-size: 1.05rem; margin-bottom: 10px; }
.process-step p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

/* ------------------------------------------------------------
   MATERIALS
   ------------------------------------------------------------ */
.materials-section { padding: 56px 0; background: var(--bg-light); text-align: center; }
.materials-label { font-size: 1rem; font-weight: 700; color: var(--text-dark); margin-bottom: 20px; letter-spacing: .06em; }
.materials-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.material-chip {
  padding: 10px 22px;
  background: #fff;
  border: 2px solid var(--primary);
  border-radius: 100px;
  font-size: .875rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .04em;
  transition: all var(--transition);
  cursor: default;
}
.material-chip:hover { background: var(--primary); color: #fff; }

/* ------------------------------------------------------------
   CTA SECTION
   ------------------------------------------------------------ */
.cta-section { padding: 96px 0; background: var(--navy); text-align: center; }
.cta-section h2 { color: #fff; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,.68); font-size: 1.05rem; max-width: 460px; margin: 0 auto 36px; line-height: 1.7; }

/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */
#site-footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 76px 0 36px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.9fr 1fr 1fr 1.4fr;
  gap: 52px;
  margin-bottom: 56px;
}

.footer-brand .site-logo { margin-bottom: 18px; }
.footer-brand .logo-hjf { color: #fff; }

.footer-tagline {
  color: rgba(255,255,255,.48);
  font-size: .855rem;
  line-height: 1.72;
  margin-bottom: 22px;
}

.footer-social { display: flex; gap: 10px; }
.social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.55);
  transition: all var(--transition);
}
.social-link:hover { background: var(--primary); color: #fff; }

.footer-col h4 {
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.footer-links { display: flex; flex-direction: column; gap: 9px; }
.footer-links a { color: rgba(255,255,255,.5); font-size: .875rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--primary); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: .855rem;
  color: rgba(255,255,255,.5);
  line-height: 1.5;
}
.footer-contact-item .icon { color: var(--primary); flex-shrink: 0; margin-top: 1px; }
.footer-contact-item a { color: rgba(255,255,255,.5); transition: color var(--transition); }
.footer-contact-item a:hover { color: var(--primary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-copyright { color: rgba(255,255,255,.35); font-size: .8rem; }
.footer-bottom-links a { color: rgba(255,255,255,.35); font-size: .8rem; }
.footer-bottom-links a:hover { color: rgba(255,255,255,.6); }

/* ------------------------------------------------------------
   FLOATING CTA
   ------------------------------------------------------------ */
.floating-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 500;
  animation: floatFadeIn .6s ease .8s both;
}
.floating-cta .btn { box-shadow: 0 8px 32px rgba(0,180,216,.4); }

/* ------------------------------------------------------------
   PAGE HERO (inner pages)
   ------------------------------------------------------------ */
.page-hero {
  padding: 160px 0 72px;
  background: var(--navy);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 80%, rgba(0,180,216,.08) 0%, transparent 60%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.68); font-size: 1.05rem; max-width: 580px; margin: 0 auto; line-height: 1.7; }

/* ------------------------------------------------------------
   SOLUTIONS PAGE — FILTER TABS
   ------------------------------------------------------------ */
.filter-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 28px 24px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 80px;
  z-index: 100;
}
.filter-tab {
  padding: 9px 18px;
  border: 2px solid var(--border);
  border-radius: 100px;
  background: #fff;
  font-size: .845rem;
  font-weight: 600;
  font-family: var(--font);
  color: var(--text-dark);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-tab:hover,
.filter-tab.active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

/* Solutions sections */
.solutions-section { padding: 64px 0; }
.solutions-section-header { margin-bottom: 36px; }
.solutions-section-header h2 { font-size: 1.7rem; margin: 8px 0 10px; }
.solutions-section-header p { color: var(--text-muted); line-height: 1.7; }

.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 22px; }

.product-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
  transition: all var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.product-image {
  height: 210px;
  background: var(--bg-light) center/cover no-repeat;
  position: relative;
}
.product-sector-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: .68rem;
  font-weight: 700;
  background: var(--primary);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.product-info { padding: 18px; }
.product-info h3 { font-size: .95rem; margin-bottom: 7px; }
.product-info p { font-size: .835rem; color: var(--text-muted); line-height: 1.6; }
/* Photo-only cards */
.product-card--photo { border: none; }
.product-card--photo .product-image { height: 250px; border-radius: var(--radius-lg); }
.product-card--photo:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* Product tag list */
.products-tag-list { margin-top: 2.5rem; padding: 1.5rem 2rem; background: var(--bg-light); border-radius: var(--radius-lg); }
.products-tag-label { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--navy); margin: 0 0 .85rem; }
.products-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.product-tag { background: #fff; border: 1px solid var(--border); border-radius: 100px; padding: .3rem .9rem; font-size: .85rem; color: var(--text); white-space: nowrap; }

/* ─── SOLUTIONS GALLERY LAYOUT ────────────────────── */
.sol-gallery-wrap {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  margin-top: 32px;
  align-items: start;
}
.sol-gallery { min-width: 0; }
.sol-gallery-main {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #111;
  box-shadow: var(--shadow-lg);
}
.sol-gallery-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: opacity .25s;
}
.sol-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.92);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 1.15rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: background .15s, transform .15s;
  z-index: 2;
  padding: 0;
  line-height: 1;
}
.sol-arrow:hover { background: #fff; transform: translateY(-50%) scale(1.08); }
.sol-arrow--prev { left: 12px; }
.sol-arrow--next { right: 12px; }
.sol-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.sol-thumb {
  flex: 0 0 calc(20% - 7px);
  width: calc(20% - 7px);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: #111;
  cursor: pointer;
  border: 2.5px solid transparent;
  opacity: .6;
  transition: opacity .2s, border-color .2s;
}
.sol-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  pointer-events: none;
}
@supports not (aspect-ratio: 1) {
  .sol-thumb { height: 70px; }
}
.sol-thumb:hover { opacity: .88; }
.sol-thumb.is-active { border-color: var(--primary); opacity: 1; }
.sol-product-list {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  position: sticky;
  top: 100px;
}
.sol-product-list__label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--navy);
  margin: 0 0 14px;
}
.sol-product-list ul,
.sol-list-only ul { list-style: none; padding: 0; margin: 0; }
.sol-product-list li,
.sol-list-only li {
  padding: 9px 0;
  font-size: .875rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.4;
}
.sol-product-list li:last-child,
.sol-list-only li:last-child { border-bottom: none; }
.sol-product-list li::before,
.sol-list-only li::before {
  content: '';
  width: 6px;
  height: 6px;
  min-width: 6px;
  border-radius: 50%;
  background: var(--primary);
}
.sol-list-only,
.sol-product-list--standalone {
  max-width: 560px;
  margin-top: 28px;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}
@media (max-width: 900px) {
  .sol-gallery-wrap { grid-template-columns: 1fr; }
  .sol-product-list { position: static; }
  .sol-gallery-img { height: 300px; }
  .sol-thumb { flex: 0 0 calc(25% - 7px); }
}

/* ------------------------------------------------------------
   ECO LINE PAGE
   ------------------------------------------------------------ */
.eco-page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, #052e16 0%, #064e3b 50%, #0D1B2A 100%);
  text-align: center;
  position: relative;
}
.eco-page-hero h1 { color: #fff; margin-bottom: 16px; }
.eco-page-hero h1 span { color: var(--eco-green); }
.eco-page-hero p { color: rgba(255,255,255,.72); font-size: 1.05rem; max-width: 580px; margin: 0 auto 28px; }

.rpet-section { padding: 96px 0; background: #fff; }
.rpet-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.rpet-content h2 { margin: 12px 0 20px; }
.rpet-content p { color: var(--text-muted); line-height: 1.8; margin-bottom: 14px; }

.rpet-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.rpet-feature {
  padding: 18px;
  background: var(--bg-light);
  border-radius: var(--radius);
  border-left: 4px solid var(--eco-green);
}
.rpet-feature h4 { font-size: .875rem; margin-bottom: 6px; }
.rpet-feature p { font-size: .8rem; color: var(--text-muted); margin: 0; }

.eco-benefits { padding: 96px 0; background: var(--bg-light); }
.eco-benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 52px; }
.eco-benefit-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  border: 1.5px solid var(--border);
  transition: all var(--transition);
}
.eco-benefit-card:hover { border-color: var(--eco-green); box-shadow: 0 8px 32px rgba(34,197,94,.1); transform: translateY(-4px); }
.eco-benefit-icon { font-size: 2.3rem; margin-bottom: 14px; }
.eco-benefit-card h3 { margin-bottom: 10px; }
.eco-benefit-card p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

/* ------------------------------------------------------------
   ABOUT PAGE
   ------------------------------------------------------------ */
.about-page-story { padding: 96px 0; }
.about-values { padding: 96px 0; background: var(--bg-light); }
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 52px; }
.value-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  text-align: center;
  border: 1.5px solid var(--border);
  transition: all var(--transition);
}
.value-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.value-icon { font-size: 2.2rem; margin-bottom: 14px; }
.value-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.value-card p { font-size: .855rem; color: var(--text-muted); line-height: 1.7; }

.facilities-section { padding: 96px 0; background: var(--navy); }
.facilities-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.facility-stat {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
}
.facility-stat .stat-num { font-size: 2.5rem; font-weight: 900; color: var(--primary); line-height: 1; margin-bottom: 10px; }
.facility-stat .stat-desc { font-size: .875rem; color: rgba(255,255,255,.55); line-height: 1.5; }

/* ------------------------------------------------------------
   QUALITY PAGE
   ------------------------------------------------------------ */
.quality-iso { padding: 96px 0; }
.iso-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.iso-badge {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 56px;
  text-align: center;
  color: #fff;
}
.iso-badge .iso-number { font-size: 4rem; font-weight: 900; color: var(--primary); line-height: 1; margin-bottom: 4px; }

.quality-steps { padding: 96px 0; background: var(--bg-light); }
.quality-steps-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 52px; }
.quality-step-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1.5px solid var(--border);
  border-left: 5px solid var(--primary);
  transition: all var(--transition);
}
.quality-step-card:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.quality-step-card h3 { margin-bottom: 10px; }
.quality-step-card p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

/* ------------------------------------------------------------
   CONTACT PAGE
   ------------------------------------------------------------ */
.contact-page { padding: 80px 0 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 72px; }

.contact-info h2 { margin-bottom: 16px; }
.contact-info p { color: var(--text-muted); line-height: 1.8; margin-bottom: 36px; }

.contact-details { display: flex; flex-direction: column; gap: 22px; }
.contact-detail { display: flex; gap: 16px; align-items: flex-start; }
.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-detail h4 {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 5px;
}
.contact-detail p,
.contact-detail a { font-size: .93rem; color: var(--text-dark); line-height: 1.55; }
.contact-detail a:hover { color: var(--primary); }

.contact-form-wrapper {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-wrapper h2 { margin-bottom: 8px; }
.contact-form-wrapper > p { color: var(--text-muted); margin-bottom: 28px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .845rem; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
.form-group label .required { color: #ef4444; margin-left: 2px; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .93rem;
  font-family: var(--font);
  color: var(--text-dark);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,180,216,.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 38px; cursor: pointer; }

.form-honeypot { display: none !important; visibility: hidden; }
.form-submit { width: 100%; justify-content: center; margin-top: 8px; }

.form-message {
  padding: 13px 18px;
  border-radius: var(--radius);
  margin-bottom: 18px;
  font-size: .875rem;
  display: none;
  line-height: 1.5;
}
.form-message.success { background: rgba(34,197,94,.1); border: 1px solid var(--eco-green); color: #15803d; display: block; }
.form-message.error   { background: rgba(239,68,68,.1);  border: 1px solid #ef4444;       color: #dc2626; display: block; }

.map-section { height: 440px; margin-top: 80px; }
.map-section iframe { width: 100%; height: 100%; border: 0; }

/* ------------------------------------------------------------
   ANIMATIONS
   ------------------------------------------------------------ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.fade-up-delay-1 { transition-delay: .1s; }
.fade-up-delay-2 { transition-delay: .2s; }
.fade-up-delay-3 { transition-delay: .32s; }
.fade-up-delay-4 { transition-delay: .44s; }
.fade-up-delay-5 { transition-delay: .56s; }

@keyframes floatFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0);     }
}

/* ------------------------------------------------------------
   RESPONSIVE — 1024px
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  .stats-grid        { grid-template-columns: repeat(2, 1fr); }
  .footer-grid       { grid-template-columns: 1fr 1fr; gap: 36px; }
  .why-grid          { grid-template-columns: repeat(2, 1fr); }
  .values-grid       { grid-template-columns: repeat(2, 1fr); }
  .process-grid      { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .eco-benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .main-nav a        { padding: 7px 10px; font-size: .82rem; }
}

/* ------------------------------------------------------------
   RESPONSIVE — 768px
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  .main-nav,
  .header-actions .btn,
  .lang-switcher { display: none; }

  .menu-toggle { display: flex; }

  .header-actions { gap: 8px; }

  .hero-content { padding: 100px 0 60px; max-width: 100%; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }

  .about-grid,
  .eco-grid,
  .eco-page-hero .about-grid,
  .sustainability-grid,
  .sectors-grid,
  .rpet-grid,
  .iso-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .about-badge { bottom: -12px; left: -12px; }

  .why-grid          { grid-template-columns: 1fr; }
  .process-grid      { grid-template-columns: 1fr; }
  .process-grid::before { display: none; }
  .eco-stats         { grid-template-columns: repeat(3, 1fr); }
  .rpet-features     { grid-template-columns: 1fr; }
  .eco-benefits-grid { grid-template-columns: 1fr; }
  .facilities-stats  { grid-template-columns: 1fr; }
  .quality-steps-grid { grid-template-columns: 1fr; }
  .form-row          { grid-template-columns: 1fr; }
  .values-grid       { grid-template-columns: 1fr 1fr; }

  .footer-grid       { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom     { flex-direction: column; text-align: center; }

  .floating-cta      { bottom: 16px; right: 16px; }
  .floating-cta .btn { padding: 11px 18px; font-size: .85rem; gap: 6px; }

  .eco-section, .sustainability-section,
  .about-section, .sectors-section, .why-section,
  .process-section, .cta-section { padding: 64px 0; }
}

/* ------------------------------------------------------------
   RESPONSIVE — 480px
   ------------------------------------------------------------ */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-badges { flex-direction: column; align-items: flex-start; }
  .eco-stats { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-number { font-size: 2rem; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-form-wrapper { padding: 24px; }
}

/* ------------------------------------------------------------
   PRINT
   ------------------------------------------------------------ */
@media print {
  #site-header, .floating-cta, .mobile-nav { display: none !important; }
  body { color: #000; font-size: 12pt; }
  a { color: #000; text-decoration: underline; }
}