@font-face {
  font-family: "Aptos";
  src: local("Aptos"), local("Aptos Display"), local("Aptos Text");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
:root {
  --ink: #0b0b0b;
  --paper: #ffffff;
  --fog: #f4f4f4;
  --line: #e3e3e3;
  --muted: #5a5a5a;
  --shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
  --radius: 16px;
  --max: 1200px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Aptos", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

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

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0 0 1rem;
}

.container {
  width: min(var(--max), 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  flex-wrap: wrap;
}

.logo img {
  height: 68px;
  width: auto;
  display: block;
}

.site-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.site-nav a {
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-color: var(--ink);
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 80vh;
  overflow: hidden;
  background: #000;
}

.hero-slides {
  position: relative;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  z-index: 0;
}

.hero-slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 70%;
}

.hero-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at center,
    rgba(0, 0, 0, 0.38) 0%,
    rgba(0, 0, 0, 0.18) 45%,
    rgba(0, 0, 0, 0.04) 70%
  );
}

.hero-slide-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8%;
  color: #ffffff;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

.hero-text {
  max-width: 40rem;
  text-align: center;
}

.hero-text h1,
.hero-text h2 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-text p {
  margin: 0;
  font-size: clamp(1rem, 2.3vw, 1.35rem);
}

.hero-controls {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 2;
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid #ffffff;
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.hero-dot.is-active {
  background: #ffffff;
  transform: scale(1.1);
}

.hero-dot:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 4px;
}

.intro {
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.intro-inner {
  max-width: 52rem;
  font-size: 1.05rem;
  color: var(--muted);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
  background: var(--paper);
}

.btn:hover {
  transform: translateY(-2px);
  background: var(--ink);
  color: var(--paper);
}

.btn.ghost {
  background: transparent;
}

.btn.ghost:hover {
  background: var(--ink);
  color: var(--paper);
}

.section {
  padding: 64px 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.section-header p {
  margin: 0;
  color: var(--muted);
  max-width: 36rem;
}

.feature-grid {
  display: grid;
  gap: 20px;
}

.feature-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.feature-card p {
  margin: 0 0 14px;
  color: var(--muted);
}

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

.text-link {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.page-hero {
  padding: 72px 0 40px;
  background: var(--fog);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.page-hero p {
  margin: 0;
  color: var(--muted);
  max-width: 46rem;
}

.product-grid {
  display: grid;
  gap: 24px;
}

.product-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.product-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--fog);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-header h3 {
  margin: 0;
  font-size: 1.2rem;
}

.badge {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--ink);
  border-radius: 999px;
}

.product-desc {
  margin: 0;
  color: var(--muted);
}

.product-features {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.product-uses {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.product-detail {
  display: grid;
  gap: 32px;
  align-items: center;
}

.product-detail-content h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.product-detail-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.tabs {
  margin-top: 20px;
}

.tab-list {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.tab-button {
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 10px 16px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.tab-button.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.tab-button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.tab-panel {
  padding-top: 16px;
}

.tab-panel[hidden] {
  display: none;
}

.tab-panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}
.prose {
  max-width: 70ch;
}

.prose p {
  margin: 0 0 18px;
  color: var(--muted);
}

.contact-grid {
  display: grid;
  gap: 32px;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.contact-form label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 8px;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  background: var(--paper);
}

.contact-form textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
}

.contact-details h2 {
  margin-top: 0;
}

.contact-details p {
  margin: 0 0 12px;
  color: var(--muted);
}

.contact-details strong {
  color: var(--ink);
}

.search-grid {
  display: grid;
  gap: 32px;
}

.search-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
}

.search-panel form {
  display: grid;
  gap: 12px;
}

.form-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.search-panel input {
  flex: 1 1 180px;
}

.form-note {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 12px;
}

.results {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: var(--paper);
}

.result-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.result-meta {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}

.info-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
}

.info-panel p {
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  background: var(--paper);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 720px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .search-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .product-detail {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

@media (max-width: 720px) {
  .hero-text {
    max-width: 22rem;
  }
}

@media (max-width: 640px) {
  .site-nav {
    gap: 12px;
    font-size: 0.72rem;
  }

  .header-inner {
    padding: 14px 0;
  }
}