/* ===================================================
   CENTRUM SERWISOWE WISŁA — Design System
   Agent 01: Tokens | Agent 02: Components
   =================================================== */

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

/* --- TOKENS --- */
:root {
  --navy-900: #060912;
  --navy-800: #0A0E1A;
  --navy-700: #111828;
  --navy-600: #1C2235;
  --navy-500: #253048;
  --navy-400: #304060;
  --blue-600: #0040CC;
  --blue-500: #0057FF;
  --blue-400: #2277FF;
  --blue-300: #4499FF;
  --blue-100: #99CCFF22;
  --glow: 0 0 30px #0057FF55;
  --glow-sm: 0 0 12px #0057FF44;
  --white: #FFFFFF;
  --grey-300: #C8D4E8;
  --grey-500: #8899BB;
  --grey-700: #445577;
  --radius: 4px;
  --radius-lg: 10px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--navy-800);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* --- NAVIGATION --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(6, 9, 18, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 87, 255, 0.15);
  height: 72px;
  display: flex;
  align-items: center;
}
.nav__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav__logo-icon {
  width: 38px;
  height: 38px;
}
.nav__logo-text { line-height: 1.1; }
.nav__logo-top {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--grey-500);
}
.nav__logo-main {
  font-size: 16px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
}
.nav__logo-main span { color: var(--blue-500); }
.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav__links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--grey-300);
  transition: color var(--transition);
  text-transform: uppercase;
}
.nav__links a:hover,
.nav__links a.active { color: var(--blue-400); }
.nav__cta {
  background: var(--blue-500);
  color: var(--white) !important;
  padding: 10px 22px;
  font-weight: 700 !important;
  letter-spacing: 1px;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  transition: background var(--transition), box-shadow var(--transition) !important;
}
.nav__cta:hover {
  background: var(--blue-400) !important;
  box-shadow: var(--glow-sm) !important;
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(6,9,18,0.97) 0%, rgba(10,14,26,0.85) 50%, rgba(0,57,200,0.12) 100%),
    url('https://images.unsplash.com/photo-1601784551446-20c9e07cdbdb?w=1600&q=80') center/cover no-repeat;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 80% at 70% 50%, rgba(0,87,255,0.08) 0%, transparent 70%);
}
.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,87,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,87,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to right, transparent 0%, black 30%, black 70%, transparent 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 120px 32px 80px;
  width: 100%;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 24px;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--blue-500);
  box-shadow: var(--glow-sm);
}
.hero__headline {
  font-size: clamp(48px, 8vw, 100px);
  font-weight: 900;
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -2px;
  margin-bottom: 32px;
  max-width: 700px;
}
.hero__headline .accent { color: var(--blue-500); display: block; }
.hero__desc {
  font-size: 16px;
  color: var(--grey-300);
  max-width: 440px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.hero__pill {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--grey-300);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(0,87,255,0.2);
  padding: 8px 16px;
}
.hero__pill svg { color: var(--blue-400); }
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.hero__stats {
  display: flex;
  gap: 48px;
  margin-top: 80px;
  padding-top: 48px;
  border-top: 1px solid rgba(0,87,255,0.15);
}
.hero__stat-num {
  font-size: 42px;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}
.hero__stat-num span { color: var(--blue-500); }
.hero__stat-label {
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--grey-500);
  margin-top: 4px;
}
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--grey-500);
  animation: scrollPulse 2s ease-in-out infinite;
}
.hero__scroll::after {
  content: '';
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--blue-500), transparent);
}
@keyframes scrollPulse { 0%,100% { opacity: 0.5; transform: translateX(-50%) translateY(0); } 50% { opacity: 1; transform: translateX(-50%) translateY(4px); } }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  position: relative;
}
.btn-primary {
  background: var(--blue-500);
  color: var(--white);
  padding: 16px 36px;
  clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
}
.btn-primary:hover {
  background: var(--blue-400);
  box-shadow: var(--glow);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--grey-300);
  padding: 16px 28px;
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover {
  border-color: var(--blue-500);
  color: var(--blue-400);
  background: rgba(0,87,255,0.08);
}
.btn-sm {
  padding: 10px 22px;
  font-size: 11px;
}

/* --- SECTION COMMONS --- */
.section {
  padding: 100px 0;
  position: relative;
}
.section-dark { background: var(--navy-800); }
.section-darker { background: var(--navy-900); }
.section-card { background: var(--navy-700); }
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
.section__header {
  margin-bottom: 64px;
}
.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 16px;
}
.section__eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--blue-500);
}
.section__title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -1px;
  line-height: 1;
  color: var(--white);
}
.section__title span { color: var(--blue-500); }
.section__subtitle {
  font-size: 16px;
  color: var(--grey-500);
  max-width: 480px;
  margin-top: 16px;
  line-height: 1.7;
}
.section__divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0,87,255,0.3), transparent);
  margin: 0;
}

/* --- SERVICE GRID --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(0,87,255,0.1);
}
.service-card {
  background: var(--navy-700);
  padding: 44px 36px;
  position: relative;
  overflow: hidden;
  transition: background var(--transition);
  cursor: pointer;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--blue-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
  box-shadow: var(--glow-sm);
}
.service-card:hover { background: var(--navy-600); }
.service-card:hover::before { transform: scaleX(1); }
.service-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(0,87,255,0.12);
  border: 1px solid rgba(0,87,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--blue-400);
}
.service-card__num {
  position: absolute;
  top: 36px; right: 36px;
  font-size: 64px;
  font-weight: 900;
  color: rgba(0,87,255,0.06);
  line-height: 1;
  pointer-events: none;
}
.service-card__title {
  font-size: 18px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--white);
  margin-bottom: 12px;
}
.service-card__desc {
  font-size: 14px;
  color: var(--grey-500);
  line-height: 1.7;
  margin-bottom: 24px;
}
.service-card__link {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--blue-400);
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-card__link::after {
  content: '→';
  transition: transform var(--transition);
}
.service-card:hover .service-card__link::after { transform: translateX(4px); }

/* --- FEATURE BAND --- */
.feature-band {
  background: var(--blue-500);
  overflow: hidden;
  position: relative;
}
.feature-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    rgba(255,255,255,0.03) 0px,
    rgba(255,255,255,0.03) 1px,
    transparent 1px,
    transparent 30px
  );
}
.feature-band__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}
.feature-item {
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 32px 20px 0;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.feature-item:last-child { border-right: none; padding-left: 32px; }
.feature-item svg { flex-shrink: 0; opacity: 0.9; }
.feature-item__text strong {
  display: block;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.feature-item__text span {
  font-size: 12px;
  opacity: 0.75;
}

/* --- ABOUT SPLIT --- */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-split__img-wrap {
  position: relative;
}
.about-split__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: saturate(0.7) contrast(1.1);
}
.about-split__img-wrap::before {
  content: '';
  position: absolute;
  inset: -12px;
  border: 1px solid rgba(0,87,255,0.25);
  z-index: -1;
}
.about-split__img-wrap::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 120px; height: 4px;
  background: var(--blue-500);
  box-shadow: var(--glow);
}
.about__values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}
.about__value {
  padding: 20px;
  border: 1px solid rgba(0,87,255,0.12);
  background: rgba(0,87,255,0.04);
}
.about__value-icon {
  color: var(--blue-400);
  margin-bottom: 12px;
}
.about__value-title {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.about__value-desc {
  font-size: 13px;
  color: var(--grey-500);
  line-height: 1.6;
}

/* --- PRODUCT GRID (shop) --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.product-card {
  background: var(--navy-700);
  border: 1px solid rgba(0,87,255,0.1);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
}
.product-card:hover {
  border-color: rgba(0,87,255,0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), var(--glow-sm);
}
.product-card__badge {
  position: absolute;
  top: 12px; left: 12px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--blue-500);
  color: var(--white);
  clip-path: polygon(4px 0%, 100% 0%, calc(100% - 4px) 100%, 0% 100%);
}
.product-card__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: var(--navy-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
}
.product-card__body { padding: 20px; }
.product-card__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.product-card__sub {
  font-size: 12px;
  color: var(--grey-500);
  margin-bottom: 14px;
}
.product-card__price {
  font-size: 20px;
  font-weight: 900;
  color: var(--blue-400);
}
.product-card__price span {
  font-size: 12px;
  color: var(--grey-700);
  text-decoration: line-through;
  margin-left: 8px;
  font-weight: 400;
}

/* --- PRICE TABLE --- */
.price-table {
  width: 100%;
  border-collapse: collapse;
}
.price-table thead tr {
  background: var(--blue-600);
}
.price-table th {
  padding: 16px 24px;
  text-align: left;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
}
.price-table tbody tr {
  border-bottom: 1px solid rgba(0,87,255,0.08);
  transition: background var(--transition);
}
.price-table tbody tr:hover { background: rgba(0,87,255,0.06); }
.price-table td {
  padding: 16px 24px;
  font-size: 14px;
  color: var(--grey-300);
}
.price-table td:last-child {
  font-weight: 700;
  color: var(--blue-400);
  font-size: 15px;
}
.price-table .price-category {
  background: var(--navy-600);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue-400);
}

/* --- CONTACT --- */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
}
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(0,87,255,0.1);
}
.contact-info__item:last-child { border-bottom: none; }
.contact-info__icon {
  width: 44px;
  height: 44px;
  background: rgba(0,87,255,0.12);
  border: 1px solid rgba(0,87,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--blue-400);
}
.contact-info__label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--grey-500);
  margin-bottom: 4px;
}
.contact-info__value {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}
.contact-info__sub {
  font-size: 13px;
  color: var(--grey-500);
  margin-top: 2px;
}
.contact-form {
  background: var(--navy-700);
  padding: 48px;
  border: 1px solid rgba(0,87,255,0.1);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}
.form-field label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--grey-500);
}
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--navy-600);
  border: 1px solid rgba(0,87,255,0.15);
  color: var(--white);
  font-family: var(--font);
  font-size: 14px;
  padding: 14px 18px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--grey-700); }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(0,87,255,0.12);
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-field select { appearance: none; cursor: pointer; }
.map-placeholder {
  width: 100%;
  height: 220px;
  background: var(--navy-600);
  border: 1px solid rgba(0,87,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--grey-500);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 28px;
  position: relative;
  overflow: hidden;
}
.map-placeholder svg {
  position: absolute;
  opacity: 0.05;
  width: 200px;
  height: 200px;
}

/* --- FOOTER --- */
.footer {
  background: var(--navy-900);
  border-top: 1px solid rgba(0,87,255,0.15);
  padding: 72px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
}
.footer__brand p {
  font-size: 14px;
  color: var(--grey-500);
  line-height: 1.7;
  margin: 20px 0 28px;
  max-width: 280px;
}
.footer__socials {
  display: flex;
  gap: 10px;
}
.footer__social {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(0,87,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--grey-500);
  transition: all var(--transition);
  font-size: 14px;
  font-weight: 700;
}
.footer__social:hover {
  border-color: var(--blue-500);
  color: var(--blue-400);
  background: rgba(0,87,255,0.08);
}
.footer__col-title {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 24px;
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__links a {
  font-size: 14px;
  color: var(--grey-500);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--blue-400); }
.footer__bottom {
  border-top: 1px solid rgba(0,87,255,0.08);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__copy {
  font-size: 12px;
  color: var(--grey-700);
}
.footer__copy a { color: var(--blue-500); }
.footer__badges {
  display: flex;
  gap: 8px;
}
.footer__badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid rgba(0,87,255,0.2);
  color: var(--grey-700);
}

/* --- PAGE HEADER (subpages) --- */
.page-header {
  padding: 160px 0 80px;
  background: var(--navy-900);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,87,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,87,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-header__eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue-400);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.page-header__eyebrow::before { content: ''; display: block; width: 20px; height: 2px; background: var(--blue-500); }
.page-header__title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -1.5px;
  line-height: 0.95;
}
.page-header__title span { color: var(--blue-500); }
.page-header__desc {
  font-size: 16px;
  color: var(--grey-500);
  max-width: 540px;
  margin-top: 20px;
  line-height: 1.7;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--grey-700);
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--grey-500); }
.breadcrumb a:hover { color: var(--blue-400); }
.breadcrumb span { color: var(--blue-500); }

/* --- ALERT/INFO BOXES --- */
.info-box {
  padding: 20px 24px;
  border-left: 3px solid var(--blue-500);
  background: rgba(0,87,255,0.06);
  font-size: 14px;
  color: var(--grey-300);
  line-height: 1.6;
}
.info-box strong { color: var(--white); }

/* --- TABS --- */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(0,87,255,0.15);
  margin-bottom: 48px;
}
.tab {
  padding: 14px 28px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--grey-500);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--font);
}
.tab.active, .tab:hover { color: var(--blue-400); border-bottom-color: var(--blue-500); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split { grid-template-columns: 1fr; gap: 40px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .hero__headline { font-size: clamp(40px, 10vw, 72px); }
  .services-grid { grid-template-columns: 1fr; }
  .hero__stats { flex-direction: column; gap: 24px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .about__values { grid-template-columns: 1fr; }
}