/* =============================================
   DAYBETTER® — Official US Website
   CSS Design System
   ============================================= */

/* ===== 1. DESIGN TOKENS ===== */
:root {
  /* Brand Colors */
  --brand:       #FF5500;
  --brand-dark:  #CC3D00;
  --brand-light: #FF7A33;
  --brand-bg:    rgba(255, 85, 0, 0.08);

  /* Neutrals */
  --dark:   #0F0F12;
  --dark-2: #1C1C22;
  --mid:    #3A3A45;
  --gray:   #8A8A96;
  --light:  #EAEAEF;
  --bg:     #FAFAFA;
  --bg-2:   #F2F2F7;
  --white:  #FFFFFF;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* 8-pixel grid */
  --s1:  8px;
  --s2:  16px;
  --s3:  24px;
  --s4:  32px;
  --s5:  40px;
  --s6:  48px;
  --s8:  64px;
  --s10: 80px;
  --s12: 96px;
  --s16: 128px;

  /* Elevation */
  --shadow-sm: 0 2px 8px  rgba(0,0,0,.06);
  --shadow:    0 4px 16px rgba(0,0,0,.09);
  --shadow-md: 0 8px 32px rgba(0,0,0,.13);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.16);
  --shadow-xl: 0 24px 64px rgba(0,0,0,.20);

  /* Shapes */
  --r-sm: 8px;
  --r:    12px;
  --r-lg: 20px;
  --r-xl: 32px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --fast: 0.2s;
  --mid-speed: 0.4s;
  --slow: 0.7s;

  /* Layout */
  --container: 1200px;
  --nav-h: 72px;
}

/* ===== 2. RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--dark);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ===== 3. TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(36px, 5vw, 64px); }
h2 { font-size: clamp(28px, 3.5vw, 48px); }
h3 { font-size: clamp(20px, 2vw, 28px); }
h4 { font-size: 20px; }

p { max-width: 68ch; }

/* ===== 4. LAYOUT UTILITIES ===== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--s3);
}

.section {
  padding-block: var(--s10);
}

.section--sm  { padding-block: var(--s6); }
.section--dark { background: var(--dark); color: var(--white); }
.section--gray { background: var(--bg-2); }

.section-header {
  text-align: center;
  margin-bottom: var(--s8);
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: var(--s2);
}

.section-title { margin-bottom: var(--s2); }

.section-subtitle {
  font-size: 18px;
  color: var(--gray);
  max-width: 56ch;
  margin-inline: auto;
}

/* ===== 5. BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s1);
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  transition: transform var(--fast) var(--ease),
              box-shadow var(--fast) var(--ease),
              background var(--fast) var(--ease);
  min-height: 48px;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(255,85,0,.35);
}
.btn--primary:hover {
  background: var(--brand-dark);
  box-shadow: 0 8px 24px rgba(255,85,0,.45);
}

.btn--secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.4);
}
.btn--secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,.1);
}

.btn--dark {
  background: var(--dark);
  color: var(--white);
  box-shadow: var(--shadow);
}
.btn--dark:hover {
  background: var(--dark-2);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--brand);
  border: 2px solid var(--brand);
}
.btn--outline:hover {
  background: var(--brand);
  color: var(--white);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 13px;
  min-height: 40px;
}

/* ===== 6. HEADER & NAVIGATION ===== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(250,250,250,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--fast) var(--ease),
              box-shadow var(--fast) var(--ease);
}

#header.scrolled {
  border-color: var(--light);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--s1);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--dark);
  transition: opacity var(--fast) var(--ease);
}
.nav__logo:hover { opacity: .8; }

.nav__logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--s1);
}

.nav__link {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--mid);
  transition: color var(--fast) var(--ease),
              background var(--fast) var(--ease);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.nav__link:hover { color: var(--dark); background: var(--bg-2); }
.nav__link[aria-current="page"] {
  color: var(--brand);
  background: var(--brand-bg);
  font-weight: 600;
}

.nav__cta {
  background: var(--brand);
  color: var(--white) !important;
  font-weight: 600 !important;
  padding: 10px 20px !important;
  border-radius: 50px !important;
  box-shadow: 0 4px 12px rgba(255,85,0,.3);
}
.nav__cta:hover {
  background: var(--brand-dark) !important;
  box-shadow: 0 6px 16px rgba(255,85,0,.4) !important;
}

#hamburger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: background var(--fast) var(--ease);
}
#hamburger:hover { background: var(--bg-2); }

.hamburger-icon {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.hamburger-icon span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform var(--mid-speed) var(--ease), opacity var(--mid-speed) var(--ease);
}

/* ===== 7. MOBILE MENU ===== */
#nav-menu {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--white);
  transform: translateX(100%);
  transition: transform var(--mid-speed) var(--ease);
  display: flex;
  flex-direction: column;
  padding: var(--s3);
  overflow-y: auto;
}

#nav-menu.open { transform: translateX(0); }

.nav-menu__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s8);
}

#nav-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  border-radius: 8px;
  color: var(--dark);
  transition: background var(--fast) var(--ease);
}
#nav-close:hover { background: var(--bg-2); }

.nav-menu__links {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
  flex: 1;
}

.nav-menu__link {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-radius: var(--r);
  font-size: 18px;
  font-weight: 500;
  color: var(--dark);
  min-height: 56px;
  transition: background var(--fast) var(--ease), color var(--fast) var(--ease);
}
.nav-menu__link:hover { background: var(--bg-2); }
.nav-menu__link[aria-current="page"] {
  background: var(--brand-bg);
  color: var(--brand);
  font-weight: 600;
}

.nav-menu__footer {
  margin-top: auto;
  padding-top: var(--s4);
  border-top: 1px solid var(--light);
  text-align: center;
}

.nav-menu__footer .btn { width: 100%; justify-content: center; }

/* ===== 8. HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  background-color: var(--dark);
  background-image:
    linear-gradient(rgba(10,10,20,.65), rgba(10,10,20,.55)),
    url('../images/hero-bg.webp');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 65%, rgba(255,85,0,.28) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(124,58,237,.22) 0%, transparent 50%),
    radial-gradient(ellipse at 55% 100%, rgba(0,120,255,.15) 0%, transparent 40%);
  z-index: 0;
}

.hero__container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--s3);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50px;
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.85);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: var(--s3);
  backdrop-filter: blur(8px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
  box-shadow: 0 0 6px #22c55e;
}

.hero__title {
  color: var(--white);
  max-width: 14ch;
  margin-bottom: var(--s3);
}

.hero__title .accent { color: var(--brand-light); }

.hero__subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,.72);
  max-width: 48ch;
  margin-bottom: var(--s6);
  line-height: 1.6;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  margin-bottom: var(--s8);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s4);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.65);
  font-size: 14px;
}

.trust-item svg { flex-shrink: 0; }

/* ===== 9. MARQUEE ===== */
.marquee-wrapper {
  background: var(--brand);
  overflow: hidden;
  padding-block: 14px;
}

.marquee__track {
  display: flex;
  gap: var(--s4);
  width: max-content;
  animation: marquee 35s linear infinite;
}

.marquee-wrapper:hover .marquee__track { animation-play-state: paused; }

.marquee__item {
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: .9;
}

.marquee__dot {
  color: rgba(255,255,255,.5);
  font-size: 6px;
  align-self: center;
  flex-shrink: 0;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ===== 10. PRODUCTS GRID ===== */
.products-home { background: var(--white); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s3);
}

.product-card {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--mid-speed) var(--ease),
              box-shadow var(--mid-speed) var(--ease),
              border-color var(--mid-speed) var(--ease);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255,85,0,.2);
}

.product-card__image {
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--bg-2);
  position: relative;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--s2);
  transition: transform var(--mid-speed) var(--ease);
}

.product-card:hover .product-card__image img {
  transform: scale(1.06);
}

.product-card__badge {
  position: absolute;
  top: var(--s1);
  left: var(--s1);
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge--strip   { background: rgba(124,58,237,.12); color: #7C3AED; }
.badge--smart   { background: rgba(34,197,94,.12);  color: #16a34a; }
.badge--vintage { background: rgba(245,158,11,.12); color: #b45309; }
.badge--led     { background: rgba(59,130,246,.12); color: #1d4ed8; }
.badge--specialty { background: rgba(236,72,153,.12); color: #be185d; }

.product-card__body {
  padding: var(--s2) var(--s2) var(--s1);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
  margin-bottom: var(--s1);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__features {
  margin: 0 0 var(--s2);
  flex: 1;
}

.product-card__features li {
  font-size: 12px;
  color: var(--gray);
  padding: 2px 0;
  padding-left: 14px;
  position: relative;
  line-height: 1.4;
}

.product-card__features li::before {
  content: '•';
  position: absolute;
  left: 2px;
  color: var(--brand);
  font-size: 10px;
}

.product-card__footer {
  padding: var(--s1) var(--s2) var(--s2);
}

.btn--check-price {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px;
  border-radius: var(--r);
  background: var(--dark);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  transition: background var(--fast) var(--ease),
              transform var(--fast) var(--ease),
              box-shadow var(--fast) var(--ease);
  min-height: 44px;
}

.btn--check-price:hover {
  background: var(--brand);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255,85,0,.35);
}

/* ===== 11. STATS SECTION ===== */
.stats {
  background: var(--dark);
  color: var(--white);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.08);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.stat-item {
  background: var(--dark-2);
  padding: var(--s6) var(--s4);
  text-align: center;
}

.stat-item__number {
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  color: var(--brand-light);
  line-height: 1;
  margin-bottom: var(--s1);
  letter-spacing: -0.04em;
}

.stat-item__label {
  font-size: 15px;
  color: rgba(255,255,255,.55);
  font-weight: 400;
}

/* ===== 12. ADVANTAGES SECTION ===== */
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s3);
}

.advantage-card {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  padding: var(--s4);
  transition: transform var(--mid-speed) var(--ease),
              box-shadow var(--mid-speed) var(--ease),
              border-color var(--mid-speed) var(--ease);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255,85,0,.18);
}

.advantage-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r);
  background: var(--brand-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s3);
  color: var(--brand);
}

.advantage-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--s1);
}

.advantage-card__text {
  font-size: 15px;
  color: var(--gray);
  line-height: 1.6;
}

/* ===== 13. CTA BANNER ===== */
.cta-banner {
  background:
    radial-gradient(ellipse at 70% 50%, rgba(255,122,51,.4) 0%, transparent 60%),
    linear-gradient(135deg, #CC3D00, #FF5500 50%, #FF7A33);
  color: var(--white);
  text-align: center;
}

.cta-banner__title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  margin-bottom: var(--s2);
  max-width: 100%;
}

.cta-banner__subtitle {
  font-size: 18px;
  opacity: .85;
  margin-bottom: var(--s5);
  max-width: 52ch;
  margin-inline: auto;
}

.cta-banner__actions {
  display: flex;
  gap: var(--s2);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== 14. REVIEWS SECTION ===== */
.reviews { background: var(--bg-2); }

.reviews__masonry {
  columns: 3;
  column-gap: var(--s3);
}

.review-card {
  background: var(--white);
  border-radius: var(--r-lg);
  padding: var(--s3);
  margin-bottom: var(--s3);
  break-inside: avoid;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light);
  transition: transform var(--mid-speed) var(--ease),
              box-shadow var(--mid-speed) var(--ease);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.review-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--s2);
  gap: var(--s1);
}

.review-card__verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: #16a34a;
  background: rgba(34,197,94,.1);
  padding: 3px 8px;
  border-radius: 50px;
  white-space: nowrap;
  flex-shrink: 0;
}

.review-card__text {
  font-size: 15px;
  color: var(--mid);
  line-height: 1.65;
  margin-bottom: var(--s2);
}

.review-card__text--highlight { font-size: 17px; font-weight: 500; }

.review-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--s1);
}

.review-card__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand);
  flex-shrink: 0;
}

.review-card__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.review-card__location {
  font-size: 12px;
  color: var(--gray);
}

.review-card__date {
  font-size: 12px;
  color: var(--gray);
}

/* Product tag in review */
.review-card__product-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--bg-2);
  font-size: 11px;
  color: var(--gray);
  margin-bottom: var(--s2);
}

/* ===== 15. FOOTER ===== */
.footer {
  background: var(--dark);
  color: var(--white);
  padding-top: var(--s10);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--s8);
  padding-bottom: var(--s8);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__brand-name {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: var(--s2);
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
}

.footer__tagline {
  font-size: 14px;
  color: rgba(255,255,255,.45);
  margin-bottom: var(--s4);
  max-width: 32ch;
  line-height: 1.6;
}

.footer__social {
  display: flex;
  gap: var(--s1);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  transition: background var(--fast) var(--ease), color var(--fast) var(--ease);
  min-height: 44px;
  min-width: 44px;
}
.footer__social-link:hover {
  background: var(--brand);
  color: var(--white);
}

.footer__col-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
  margin-bottom: var(--s3);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.footer__link {
  font-size: 14px;
  color: rgba(255,255,255,.6);
  transition: color var(--fast) var(--ease);
  padding: 4px 0;
  min-height: 32px;
  display: flex;
  align-items: center;
}
.footer__link:hover { color: var(--white); }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--s1);
  margin-bottom: var(--s2);
}

.footer__contact-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--brand);
  margin-top: 2px;
}

.footer__contact-text {
  font-size: 14px;
  color: rgba(255,255,255,.6);
  line-height: 1.5;
}

.footer__contact-text a {
  color: rgba(255,255,255,.75);
  transition: color var(--fast) var(--ease);
}
.footer__contact-text a:hover { color: var(--brand-light); }

.footer__bottom {
  padding-block: var(--s3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s2);
}

.footer__copyright {
  font-size: 13px;
  color: rgba(255,255,255,.35);
}

.footer__address {
  font-size: 13px;
  color: rgba(255,255,255,.35);
  text-align: right;
}

/* ===== 16. PAGE HERO (inner pages) ===== */
.page-hero {
  background:
    radial-gradient(ellipse at 30% 60%, rgba(255,85,0,.2) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 30%, rgba(124,58,237,.15) 0%, transparent 50%),
    var(--dark);
  color: var(--white);
  padding-top: calc(var(--nav-h) + var(--s8));
  padding-bottom: var(--s8);
}

.page-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.45);
  margin-bottom: var(--s3);
  flex-wrap: wrap;
}

.page-hero__breadcrumb a {
  color: rgba(255,255,255,.45);
  transition: color var(--fast) var(--ease);
}
.page-hero__breadcrumb a:hover { color: rgba(255,255,255,.8); }
.page-hero__breadcrumb .sep { opacity: .4; }
.page-hero__breadcrumb .current { color: rgba(255,255,255,.8); }

.page-hero__title { max-width: 100%; }
.page-hero__subtitle {
  font-size: 18px;
  color: rgba(255,255,255,.6);
  margin-top: var(--s2);
  max-width: 52ch;
}

/* ===== 17. ABOUT PAGE ===== */
.mission__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s8);
  align-items: center;
}

.mission__content .section-label { margin-bottom: var(--s2); }

.mission__text {
  font-size: 17px;
  color: var(--mid);
  line-height: 1.75;
  margin-bottom: var(--s3);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s3);
}

.value-card {
  text-align: center;
  padding: var(--s4) var(--s3);
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  transition: transform var(--mid-speed) var(--ease),
              box-shadow var(--mid-speed) var(--ease);
}
.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.value-card__icon {
  font-size: 40px;
  margin-bottom: var(--s2);
  display: block;
}

.value-card__title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: var(--s1);
}

.value-card__text {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.6;
  max-width: 100%;
}

.promises-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s3);
}

.promise-item {
  text-align: center;
  padding: var(--s4);
  background: var(--dark);
  border-radius: var(--r-lg);
}

.promise-item__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--r);
  background: rgba(255,85,0,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--s3);
  color: var(--brand-light);
}

.promise-item__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--s1);
}

.promise-item__text {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  max-width: 100%;
}

/* Brand story */
.brand-story {
  background: var(--white);
}
.brand-story__content {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}
.brand-story__text {
  font-size: 18px;
  color: var(--mid);
  line-height: 1.8;
  margin-bottom: var(--s3);
  max-width: 100%;
}

/* ===== 18. PRODUCTS PAGE ===== */
.filter-tabs {
  display: flex;
  gap: var(--s1);
  flex-wrap: wrap;
  margin-bottom: var(--s5);
}

.filter-btn {
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: var(--mid);
  background: var(--white);
  border: 1.5px solid var(--light);
  transition: all var(--fast) var(--ease);
  min-height: 44px;
  cursor: pointer;
}

.filter-btn:hover {
  border-color: var(--brand);
  color: var(--brand);
}

.filter-btn.active {
  background: var(--brand);
  border-color: var(--brand);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(255,85,0,.3);
}

/* Products page grid (3 col, larger cards) */
.products-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s4);
}

.product-page-card {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--mid-speed) var(--ease),
              box-shadow var(--mid-speed) var(--ease),
              border-color var(--mid-speed) var(--ease);
  display: flex;
  flex-direction: column;
}

.product-page-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255,85,0,.2);
}

.product-page-card__image {
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--bg-2);
  position: relative;
}

.product-page-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--s3);
  transition: transform var(--mid-speed) var(--ease);
}

.product-page-card:hover .product-page-card__image img {
  transform: scale(1.06);
}

.product-page-card__body {
  padding: var(--s3);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-page-card__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: var(--s2);
  line-height: 1.4;
}

.product-page-card__features {
  flex: 1;
  margin-bottom: var(--s3);
}

.product-page-card__features li {
  font-size: 14px;
  color: var(--gray);
  padding: 5px 0 5px 18px;
  position: relative;
  border-bottom: 1px solid var(--bg-2);
  line-height: 1.5;
}

.product-page-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
}

/* ===== 19. CONTACT PAGE ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--s8);
  align-items: start;
}

.contact-info__title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: var(--s4);
}

.contact-info-item {
  display: flex;
  gap: var(--s2);
  margin-bottom: var(--s4);
  padding: var(--s3);
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  transition: border-color var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
}
.contact-info-item:hover {
  border-color: rgba(255,85,0,.2);
  box-shadow: var(--shadow-sm);
}

.contact-info-item__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r);
  background: var(--brand-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--brand);
}

.contact-info-item__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 4px;
}

.contact-info-item__value {
  font-size: 15px;
  color: var(--dark);
  font-weight: 500;
  line-height: 1.5;
}

.contact-info-item__value a {
  color: var(--brand);
  transition: color var(--fast) var(--ease);
}
.contact-info-item__value a:hover { color: var(--brand-dark); }

/* Form */
.contact-form-card {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-xl);
  padding: var(--s5);
  box-shadow: var(--shadow-sm);
}

.form-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--s4);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s3);
  margin-bottom: var(--s3);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group--full { grid-column: 1 / -1; }

.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--dark);
  letter-spacing: 0.02em;
}

.form-input,
.form-textarea,
.form-select {
  padding: 14px 16px;
  border: 1.5px solid var(--light);
  border-radius: var(--r);
  font-size: 15px;
  color: var(--dark);
  background: var(--bg);
  transition: border-color var(--fast) var(--ease),
              box-shadow var(--fast) var(--ease);
  min-height: 48px;
  width: 100%;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(255,85,0,.12);
  background: var(--white);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit { width: 100%; margin-top: var(--s1); }

/* FAQ */
.faq { background: var(--bg-2); }

.faq__list { max-width: 800px; margin-inline: auto; }

.faq-item {
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--r-lg);
  margin-bottom: var(--s2);
  overflow: hidden;
  transition: box-shadow var(--fast) var(--ease);
}
.faq-item:hover, .faq-item.open { box-shadow: var(--shadow-sm); }
.faq-item.open { border-color: rgba(255,85,0,.2); }

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--s3) var(--s4);
  cursor: pointer;
  gap: var(--s2);
  min-height: 64px;
  user-select: none;
}

.faq-question__text {
  font-size: 16px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
}

.faq-question__icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--gray);
  font-size: 18px;
  font-weight: 300;
  transition: background var(--fast) var(--ease),
              color var(--fast) var(--ease),
              transform var(--mid-speed) var(--ease);
}
.faq-item.open .faq-question__icon {
  transform: rotate(45deg);
  background: var(--brand-bg);
  color: var(--brand);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--mid-speed) var(--ease);
}
.faq-item.open .faq-answer { max-height: 400px; }

.faq-answer__inner {
  padding: 0 var(--s4) var(--s3);
  font-size: 15px;
  color: var(--gray);
  line-height: 1.7;
}

/* ===== 20. SCROLL ANIMATIONS ===== */
.animate {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity var(--slow) var(--ease),
    transform var(--slow) var(--ease);
  transition-delay: var(--delay, 0ms);
}

.animate.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate--left {
  transform: translateX(-32px);
}
.animate--left.visible {
  transform: translateX(0);
}

.animate--right {
  transform: translateX(32px);
}
.animate--right.visible {
  transform: translateX(0);
}

.animate--scale {
  transform: scale(0.92);
}
.animate--scale.visible {
  transform: scale(1);
}

/* ===== 21. RESPONSIVE ===== */

@media (max-width: 1024px) {
  .products-grid        { grid-template-columns: repeat(3, 1fr); }
  .products-page-grid   { grid-template-columns: repeat(2, 1fr); }
  .values-grid          { grid-template-columns: repeat(2, 1fr); }
  .advantages__grid     { grid-template-columns: repeat(2, 1fr); }
  .footer__grid         { grid-template-columns: 1fr 1fr; gap: var(--s5); }
  .promises-grid        { grid-template-columns: repeat(2, 1fr); }
  .mission__grid        { grid-template-columns: 1fr; }
  .stats__grid          { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav__links { display: none; }
  #hamburger  { display: flex; }

  .products-grid       { grid-template-columns: repeat(2, 1fr); gap: var(--s2); }
  .products-page-grid  { grid-template-columns: 1fr; }
  .advantages__grid    { grid-template-columns: 1fr; }
  .reviews__masonry    { columns: 2; }
  .footer__grid        { grid-template-columns: 1fr; gap: var(--s4); }
  .footer__bottom      { flex-direction: column; text-align: center; }
  .footer__address     { text-align: center; }
  .contact-grid        { grid-template-columns: 1fr; }
  .form-grid           { grid-template-columns: 1fr; }
  .mission__grid       { text-align: center; }
  .mission__grid p     { margin-inline: auto; }
  .values-grid         { grid-template-columns: 1fr 1fr; }
  .promises-grid       { grid-template-columns: 1fr 1fr; }
  .stats__grid         { grid-template-columns: repeat(2, 1fr); }

  .section  { padding-block: var(--s8); }
  .section-header { margin-bottom: var(--s5); }

  .hero__title  { text-align: center; }
  .hero__subtitle { text-align: center; margin-inline: auto; }
  .hero__cta    { justify-content: center; }
  .hero__trust  { justify-content: center; }
  .hero__badge  { margin-inline: auto; }
  .hero__container { text-align: center; }
}

@media (max-width: 480px) {
  .products-grid       { grid-template-columns: 1fr; }
  .reviews__masonry    { columns: 1; }
  .values-grid         { grid-template-columns: 1fr; }
  .promises-grid       { grid-template-columns: 1fr; }
  .stats__grid         { grid-template-columns: 1fr; }
  .contact-form-card   { padding: var(--s3); }

  .btn { padding: 14px 24px; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { text-align: center; }

  h1 { font-size: 32px; }
  h2 { font-size: 26px; }

  body { font-size: 18px; }
}

/* Container queries for product cards */
@container (max-width: 260px) {
  .product-card__features { display: none; }
}

/* ===== 22. UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-brand  { color: var(--brand); }
.fw-800 { font-weight: 800; }

/* Visually hidden (for accessibility) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}