/* REC-BAG - Tattika SRL - Reset & Variables */
:root {
  --color-primary: #1a5f4a;
  --color-primary-dark: #0f3d30;
  --color-accent: #2d8b6f;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-bg: #fafafa;
  --color-white: #ffffff;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, monospace;
  --shadow: 0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -2px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.06);
  --radius: 8px;
  --radius-lg: 12px;
  --color-ebay: #e53238;
  --color-ebay-hover: #c42a2f;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { padding-left: 1.25rem; }

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.container--narrow {
  max-width: 640px;
}

/* Header */
.header {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  position: relative;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.logo img { height: 42px; width: auto; }
.logo-recbag {
  color: var(--color-white);
  font-size: 1.1rem;
}
.nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav a {
  color: rgba(255,255,255,.9);
  font-weight: 500;
}
.nav a:hover { color: var(--color-white); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
}

/* Breadcrumb */
.breadcrumb {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.breadcrumb li:not(:last-child)::after {
  content: "›";
  margin-left: 0.5rem;
  color: var(--color-text-muted);
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); }

/* FAQ */
.faq-list { max-width: 700px; }
.faq-item {
  border-bottom: 1px solid rgba(0,0,0,.08);
  margin-bottom: 0;
}
.faq-item summary {
  padding: 1rem 0;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  float: right;
  color: var(--color-primary);
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  margin: 0 0 1rem;
  padding-bottom: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-accent) 100%);
  color: var(--color-white);
  padding: 3rem 0 4rem;
  text-align: center;
}
.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
}
.hero-subtitle {
  margin: 0 0 1.5rem;
  font-size: 1.1rem;
  opacity: .95;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.hero-features span {
  background: rgba(255,255,255,.2);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

/* Sections */
section {
  padding: 3rem 0;
}
section:nth-of-type(even) { background: var(--color-white); }
.hero { background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-accent) 100%) !important; }
h2 {
  margin: 0 0 1rem;
  font-size: 1.75rem;
  color: var(--color-primary-dark);
}
.section-intro {
  margin: 0 0 2rem;
  color: var(--color-text-muted);
  max-width: 700px;
}

/* Products */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  border: 1px solid rgba(0,0,0,.06);
}
.product-image {
  margin: -1.5rem -1.5rem 1rem -1.5rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: #f0f0f0;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-badge {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 0 var(--radius-lg) 0 var(--radius);
}
.product-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
}
.product-specs {
  margin: 0 0 1rem;
  padding-left: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.product-actions .btn {
  display: inline-block;
  padding: 0.5rem 0.9rem;
  min-height: 44px;
  min-width: 44px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background .2s, transform .15s;
  box-sizing: border-box;
}
.product-actions .btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-ebay {
  background: var(--color-ebay);
  color: var(--color-white);
}
.btn-ebay:hover { background: var(--color-ebay-hover); }
.btn-info {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-info:hover { background: var(--color-primary-dark); }

/* Benefits */
.benefits-content {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}
.benefits-list {
  flex: 1;
  min-width: 280px;
  margin: 0;
  padding-left: 1.25rem;
}
.benefits-list li { margin-bottom: 0.5rem; }
.benefits-image {
  flex-shrink: 0;
  width: 100%;
  max-width: 350px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.benefits-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Certificate */
.certificate-content ul { margin: 0.5rem 0 1rem; }

/* Usage */
.usage-steps {
  max-width: 650px;
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
}
.usage-steps li { margin-bottom: 0.75rem; }
.usage-notes {
  background: rgba(26, 95, 74, .08);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--color-primary);
}

/* About */
.about-content {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}
.about-text {
  flex: 1;
  min-width: 280px;
}
.about-text p { margin: 0 0 1rem; }
.about-image {
  flex-shrink: 0;
  width: 100%;
  max-width: 350px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Product page */
.product-page { padding: 2rem 0 3rem; }
.product-page-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.product-page-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.product-page-image img { width: 100%; height: auto; display: block; }
.product-page-content h1 { margin: 0 0 1rem; color: var(--color-primary-dark); }
.product-page-desc { margin: 0 0 1.5rem; }
.product-page-specs { margin-bottom: 1.5rem; }
.product-page-specs h3 { font-size: 1.1rem; margin: 0 0 0.5rem; }
.product-page-specs ul { margin: 0; padding-left: 1.25rem; }
.product-page-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
@media (max-width: 768px) {
  .product-page-grid { grid-template-columns: 1fr; }
}

/* Contact */
.contact {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  align-items: start;
}
.contact-col {
  background: var(--color-white);
  padding: 1rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid rgba(0,0,0,.06);
}
.contact-col h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}
.contact-info {
  font-style: normal;
  margin-bottom: 0.75rem;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.contact-item:last-child { margin-bottom: 0; }
.contact-icon {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}
.contact-info a {
  font-weight: 500;
  text-decoration: none;
}
.contact-info a:hover { text-decoration: underline; }
.contact-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.btn-contact {
  display: inline-block;
  padding: 0.5rem 1rem;
  min-height: 44px;
  min-width: 44px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid rgba(0,0,0,.1);
  transition: background .2s;
  box-sizing: border-box;
}
.btn-contact:hover { text-decoration: none; background: #eee; }
.btn-contact-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-contact-primary:hover { background: var(--color-primary-dark); }

/* Footer */
.footer {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.9rem;
}
.footer a { color: rgba(255,255,255,.9); }
.footer p { margin: 0.25rem 0; }

/* Responsive */
@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; gap: 1rem; }
  .logo img { height: 36px; }
  .logo-recbag { font-size: 0.95rem; }
  .nav { display: none; }
  .nav.open { display: block; }
  .nav.open ul {
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
  }
  .nav-toggle { display: flex; }
  .header .container { position: relative; }
  .product-grid { grid-template-columns: 1fr; }
  .hero { padding: 2rem 0 3rem; }
  section { padding: 2rem 0; }
}

@media (max-width: 600px) {
  .product-grid { grid-template-columns: 1fr; }
  .benefits-content, .about-content { flex-direction: column; }
}
@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .hero-features { flex-direction: column; align-items: center; }
}