/* ============================================================
   style.css – Strugarki Czterostronne | Metex Maszyny
   Premium E-commerce Redesign
   Font: DM Sans (Google Fonts)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300..800;1,9..40,300..800&display=block');

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

:root {
  /* Brand */
  --red: #D32228;
  --red-hover: #b91c22;
  
  /* Grays (Tailwind-inspired) */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  
  --white: #ffffff;
  
  /* Shadows & Radius */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.05), 0 4px 6px -4px rgb(0 0 0 / 0.05);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.05), 0 8px 10px -6px rgb(0 0 0 / 0.05);
  
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --trans: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--slate-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  color: var(--slate-900);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography & Utilities ------------------------- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
  max-width: 700px;
  margin-inline: auto;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}
.section-header p {
  color: var(--slate-500);
  font-size: 1.125rem;
}

/* ---------- Buttons ---------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--trans);
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--red);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--red-hover);
  box-shadow: 0 10px 20px -5px rgba(211, 34, 40, 0.4);
  transform: translateY(-2px);
}
.btn-outline {
  background: var(--white);
  color: var(--slate-900);
  border-color: var(--slate-200);
  box-shadow: var(--shadow-sm);
}
.btn-outline:hover {
  border-color: var(--slate-400);
  background: var(--slate-50);
}
.btn-block {
  width: 100%;
}

/* ============================================================
   ANNOUNCEMENT BAR
   ============================================================ */
.announcement-bar {
  background: var(--slate-900);
  color: var(--slate-200);
  font-size: 0.875rem;
  padding: 10px 0;
  text-align: center;
}
.announcement-bar strong { color: var(--white); font-weight: 600; }

/* ============================================================
   HEADER
   ============================================================ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 80px;
  position: relative;
}

.logo {
  flex-shrink: 0;
}

.header-logos {
  display: flex;
  align-items: center;
  gap: 20px;
}
.header-logos img {
  height: 36px;
  width: auto;
  display: block;
  flex-shrink: 0;
}

#main-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: clamp(16px, 2.2vw, 32px);
}
#main-nav a {
  color: var(--slate-600);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--trans);
  white-space: nowrap;
}
#main-nav a:hover { color: var(--slate-900); }
#main-nav a.active { color: var(--red); font-weight: 600; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--slate-900);
  font-size: 0.95rem;
  white-space: nowrap;
}
.header-phone svg { color: var(--red); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--slate-900);
  transition: var(--trans);
}

.mobile-nav-phone {
  display: none;
}
@media (max-width: 1200px) {
  .mobile-nav-phone {
    display: flex !important;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--slate-200);
    color: var(--red) !important;
    font-weight: 700 !important;
  }
}

/* Wąski desktop: mniejsze loga i odstępy, żeby nie wciskać menu (nad breakpointem burgera) */
@media (min-width: 1201px) and (max-width: 1320px) {
  .header-logos { gap: 12px; }
  .header-logos img {
    height: 30px;
  }
  #main-nav {
    gap: 16px;
  }
  #main-nav a {
    font-size: 0.875rem;
  }
  .header-phone {
    font-size: 0.875rem;
  }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
#hero {
  background: var(--white);
  padding: 80px 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--slate-100);
  color: var(--slate-700);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  border: 1px solid var(--slate-200);
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.hero-content h1 span { color: var(--red); }

.hero-content p {
  font-size: 1.125rem;
  color: var(--slate-500);
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-features {
  display: flex;
  gap: 24px;
  border-top: 1px solid var(--slate-200);
  padding-top: 32px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-700);
}
.feature-item svg {
  width: 20px; height: 20px;
  color: var(--red);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  width: 100%;
}
.hero-card-item {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-lg);
  transition: var(--trans);
  position: relative;
}
.hero-card-item:hover {
  transform: translateY(-4px);
  border-color: var(--slate-300);
  box-shadow: var(--shadow-xl);
}
.hero-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--red);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 100px;
  z-index: 2;
}
.hero-img-box {
  background: var(--slate-50);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-card-item img {
  width: 100%;
  height: 208px; /* 240px - 32px padding */
  object-fit: contain;
  transition: transform 0.4s ease;
  mix-blend-mode: multiply;
}
.hero-card-item:hover img {
  transform: scale(1.05);
}
.hero-card-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.hero-card-info h3 {
  font-size: 1rem;
  margin: 4px 0 12px;
  line-height: 1.3;
}
.hero-price-box {
  margin-top: auto;
  display: flex;
  flex-direction: column;
}
.price-pln-main {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--red);
  display: flex;
  align-items: baseline;
  gap: 4px;
  line-height: 1.2;
}
.price-pln-main .tax {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
}
.price-eur-sub {
  font-size: 0.85rem;
  color: var(--slate-500);
  font-weight: 500;
}

/* ============================================================
   PAGE HEADER (Subpages)
   ============================================================ */
.page-header {
  background: var(--slate-900);
  padding: 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/footer-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.05;
}
.page-header .container {
  position: relative;
  z-index: 2;
}
.page-header h1 {
  color: var(--white);
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 12px;
}
.page-header p {
  color: var(--slate-200);
  font-size: 1.125rem;
  font-weight: 500;
}

/* ============================================================
   PRODUCTS SECTION
   ============================================================ */
#produkty {
  padding: 100px 0;
  background: var(--slate-50);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--trans);
  border: 1px solid var(--slate-200);
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--slate-300);
}

.product-img-wrapper {
  aspect-ratio: 4/3;
  padding: 32px;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--slate-100);
}
.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}
.product-card:hover .product-img-wrapper img {
  transform: scale(1.05);
}

.product-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-brand {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-400);
  margin-bottom: 8px;
}

.product-info h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.4;
}

.product-price-box {
  margin-top: auto;
  display: flex;
  flex-direction: column;
}
.price-pln-main {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--red);
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.price-pln-main .tax {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-400);
}
.price-eur-sub {
  font-size: 0.875rem;
  color: var(--slate-500);
  font-weight: 500;
  margin-top: 2px;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
#o-nas {
  padding: 120px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.about-content h2 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin: 16px 0 24px;
}
.about-content p {
  color: var(--slate-600);
  font-size: 1.125rem;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--slate-200);
}
.stat-num {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--red);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.stat-desc {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-500);
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */
#dlaczego {
  padding: 100px 0;
  background: var(--slate-50);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.feature-box {
  background: var(--white);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--slate-100);
}
.feature-box .icon {
  width: 48px; height: 48px;
  background: var(--slate-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  margin-bottom: 24px;
}
.feature-box .icon svg { width: 24px; height: 24px; }
.feature-box h3 {
  font-size: 1.125rem;
  margin-bottom: 12px;
}
.feature-box p {
  color: var(--slate-500);
  font-size: 0.95rem;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
#kontakt {
  padding: 120px 0;
  background: var(--white);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  background: var(--slate-50);
  border-radius: var(--radius-xl);
  padding: 64px;
  border: 1px solid var(--slate-200);
}

.contact-info h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.contact-info p {
  color: var(--slate-500);
  font-size: 1.125rem;
  margin-bottom: 48px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.contact-card h4 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-400);
  margin-bottom: 16px;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--slate-800);
  margin-bottom: 12px;
  transition: var(--trans);
}
.contact-link svg { width: 20px; height: 20px; color: var(--red); }
a.contact-link:hover { color: var(--red); }

/* Form */
.modern-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-100);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.input-group {
  margin-bottom: 20px;
}
.input-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: 8px;
}
.input-group input,
.input-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  color: var(--slate-900);
  transition: var(--trans);
}
.input-group input:focus,
.input-group textarea:focus {
  outline: none;
  border-color: var(--red);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(211, 34, 40, 0.1);
}
.input-group textarea {
  min-height: 120px;
  resize: vertical;
}
.checkbox-group {
  margin-top: -8px;
  margin-bottom: 24px;
}
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.8rem !important;
  font-weight: 400 !important;
  color: var(--slate-500) !important;
  cursor: pointer;
  line-height: 1.5;
}
.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--red);
}
.checkbox-label a {
  color: var(--red);
  text-decoration: underline;
}
.form-message {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  display: none;
}
.form-message.success { display: block; background: #ecfdf5; color: #065f46; }
.form-message.error { display: block; background: #fef2f2; color: #991b1b; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--slate-900);
  color: var(--slate-300);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 64px;
  margin-bottom: 64px;
}

.footer-logo {
  height: 32px;
  margin-bottom: 24px;
}
.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 400px;
  margin-bottom: 24px;
  color: var(--slate-200);
}
.social-links {
  display: flex;
  gap: 16px;
}
.social-links a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--slate-800);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-200);
  transition: var(--trans);
}
.social-links a:hover {
  background: var(--red);
  color: var(--white);
}
.social-links svg { width: 18px; height: 18px; }

.footer-nav h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 24px;
}
.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-nav a {
  color: var(--slate-200);
  transition: var(--trans);
}
.footer-nav a:hover {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--slate-800);
  padding: 32px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.footer-note {
  background: var(--slate-800);
  padding: 12px 24px;
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--slate-200);
}
.footer-note a {
  color: var(--white);
  font-weight: 700;
  text-decoration: underline;
}
.footer-copyright {
  font-size: 0.875rem;
  color: var(--slate-500);
}

/* ============================================================
   FAQ / DLACZEGO MY
   ============================================================ */
.faq-nav-container {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 48px;
  box-shadow: var(--shadow-sm);
}
.faq-nav-container h2 {
  font-size: 1.25rem;
  margin-bottom: 20px;
  color: var(--slate-900);
}
.faq-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.faq-nav-list li {
  position: relative;
  padding-left: 24px;
}
.faq-nav-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: bold;
}
.faq-nav-list a {
  color: var(--slate-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}
.faq-nav-list a:hover {
  color: var(--red);
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 120px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.faq-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.faq-question {
  font-size: 1.25rem;
  margin-bottom: 16px;
  color: var(--slate-900);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.faq-question a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
.faq-question a:hover {
  color: var(--red);
}
.faq-question-num {
  color: var(--red);
  font-weight: 700;
  flex-shrink: 0;
}
.faq-answer {
  color: var(--slate-600);
  line-height: 1.8;
  padding-left: 32px;
}
.faq-answer a {
  color: var(--red);
  font-weight: 600;
  text-decoration: none;
}
.faq-answer a:hover {
  text-decoration: underline;
}
.faq-answer strong {
  color: var(--slate-900);
}

.faq-cta {
  text-align: center;
  margin-top: 64px;
  padding: 48px 24px;
  background: var(--slate-900);
  border-radius: var(--radius-xl);
  color: var(--white);
  box-shadow: var(--shadow-xl);
}
.faq-cta h3 {
  font-size: 1.75rem;
  margin-bottom: 16px;
  color: var(--white);
}
.faq-cta p {
  color: var(--slate-300);
  margin-bottom: 32px;
  font-size: 1.1rem;
}

@media (max-width: 768px) {
  .faq-item { padding: 24px; }
  .faq-answer { padding-left: 0; }
  .faq-question { flex-direction: column; gap: 8px; }
  .faq-question-num { display: none; }
}

/* ============================================================
   SUCCESS POPUP
   ============================================================ */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}
.popup-content {
  background: var(--white);
  padding: 48px 40px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 480px;
  width: 90%;
  text-align: center;
  transform: translateY(20px) scale(0.95);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.popup-overlay.active .popup-content {
  transform: translateY(0) scale(1);
}
.popup-icon {
  width: 72px;
  height: 72px;
  background: #ecfdf5;
  color: #059669;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}
.popup-icon svg {
  width: 36px;
  height: 36px;
}
.popup-content h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--slate-900);
}
.popup-content p {
  color: var(--slate-500);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-content { text-align: center; }
  .hero-content p { margin-inline: auto; }
  .hero-cta { justify-content: center; }
  .hero-features { justify-content: center; }
  
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  
  .contact-wrapper { grid-template-columns: 1fr; padding: 48px 32px; }
  
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 1200px) {
  #main-nav, .header-phone { display: none; }
  .nav-toggle { display: flex; }
  
  #main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow-md);
    gap: 0;
  }
  #main-nav.open a {
    padding: 12px 0;
    border-bottom: 1px solid var(--slate-100);
    font-size: 1rem;
  }
  #main-nav.open a:last-of-type {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  
  .hero-content h1 { font-size: 2.25rem; }
  .hero-features { flex-direction: column; align-items: center; gap: 16px; }
  .hero-cards-grid { grid-template-columns: 1fr; }
  
  .form-grid { grid-template-columns: 1fr; }
  .contact-wrapper { padding: 32px 24px; }
  .modern-form { padding: 24px; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-note { border-radius: var(--radius-md); text-align: left; }
}

@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; width: 100%; }
  .about-stats { grid-template-columns: 1fr; text-align: center; }
}

/* ============================================================
   PRODUCT DETAIL PAGE
   ============================================================ */
.product-detail { padding: 60px 0; }
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.product-gallery { position: sticky; top: 100px; }
.gallery-main {
  background: var(--slate-50);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  min-height: 350px;
}
.gallery-main img {
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
  mix-blend-mode: multiply;
  cursor: zoom-in;
}
.gallery-thumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.gallery-thumb {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid var(--slate-200);
  cursor: pointer;
  transition: var(--trans);
  opacity: 0.7;
}
.gallery-thumb:hover,
.gallery-thumb.active {
  border-color: var(--red);
  opacity: 1;
}

/* Lightbox */
.lightbox-overlay {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
}
.lightbox-overlay.active {
  display: flex;
}
.lightbox-overlay img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
}
.lightbox-close:hover {
  color: var(--red);
}

.params-table-wrap { overflow-x: auto; }
.params-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.params-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--slate-200);
  color: var(--slate-600);
}
.params-table tr:nth-child(even) { background: var(--white); }
.params-table tr:nth-child(odd) { background: var(--slate-50); }
.params-table td:first-child { min-width: 200px; }
.params-table td strong { color: var(--slate-800); }

.breadcrumb a { text-decoration: none; transition: var(--trans); }
.breadcrumb a:hover { color: var(--white) !important; }

@media (max-width: 768px) {
  .product-detail-grid { grid-template-columns: 1fr; gap: 32px; }
  .product-gallery { position: static; }
  .gallery-main { min-height: 250px; }
  .gallery-thumb { width: 56px; height: 56px; }
}