:root {
  --bg: #cfe5fb;
  --ink: #17344c;
  --muted: #6684a0;
  --line: rgba(23, 52, 76, 0.16);
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --font-ui: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
}

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

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

.bg-yeti-shadow {
  position: fixed;
  inset: 0;
  background-image: url("assets/images/yeti-sketch.png");
  background-repeat: no-repeat;
  background-position: center 140px;
  background-size: min(980px, 96vw);
  opacity: 0.13;
  filter: blur(1px);
  pointer-events: none;
  z-index: 0;
}

.page-frame {
  width: min(1320px, calc(100% - 28px));
  margin: 0 auto;
  padding: 16px 0 64px;
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 12px 10px 22px;
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(207, 229, 251, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  min-width: 0;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
}

.brand-logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--line);
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.34);
  padding: 6px;
  box-shadow: 0 10px 24px rgba(23, 52, 76, 0.10);
}

.brand-name,
.hero-cta,
.about-copy p {
  font-family: var(--font-ui);
}

.brand-name {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.top-right-icons {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  flex-shrink: 0;
}

.top-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.top-icon-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.hero-main {
  padding: 68px 0 22px;
  max-width: 860px;
}

.centered-hero {
  text-align: center;
  margin: 0 auto;
}

.hero-main h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 0.95;
  font-weight: 500;
  letter-spacing: -0.05em;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 24px;
  font-size: 17px;
  color: var(--ink);
  text-decoration: none;
}

.button-cta {
  min-width: 250px;
  min-height: 54px;
  border: 1px solid var(--line);
  padding: 0 26px;
  background: rgba(255, 255, 255, 0.34);
  box-shadow: 0 10px 24px rgba(23, 52, 76, 0.10);
}

.about-yeti {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: center;
  max-width: 980px;
  margin: 0 auto;
  padding-top: 40px;
}

.about-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.3vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 14px;
  text-align: center;
}

.about-copy p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
}

.collection-button-wrap {
  text-align: center;
  padding-top: 42px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 300px;
  margin: 0 auto;
}

.mini-card {
  aspect-ratio: 1 / 1;
  background: rgba(255, 255, 255, 0.34);
  padding: 10px;
  border-radius: 18px;
  box-shadow: 0 10px 24px rgba(23, 52, 76, 0.10);
}

.history-yeti {
  max-width: 860px;
  margin: 0 auto;
  padding-top: 138px;
}

.history-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  text-align: center;
}

.history-copy p {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.history-gallery {
  padding-top: 34px;
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 760px;
  margin: 0 auto;
}

.history-card {
  aspect-ratio: 1 / 1;
}

.supply-section {
  max-width: 1160px;
  margin: 0 auto;
  padding-top: 120px;
}

.supply-section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.04em;
  text-transform: lowercase;
  margin-bottom: 24px;
  text-align: center;
}

.supply-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.supply-card {
  border: 1px solid var(--line);
  padding: 34px 28px;
  min-height: 280px;
  background: rgba(255, 255, 255, 0.18);
}

.supply-card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.2vw, 2.8rem);
  line-height: 1;
  text-transform: lowercase;
  color: var(--ink);
  margin-bottom: 16px;
}

.supply-card span {
  display: block;
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}

.supply-card p {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero-main h1 {
    font-size: clamp(2.5rem, 8vw, 4.6rem);
  }

  .about-yeti {
    gap: 28px;
  }
}

@media (max-width: 800px) {
  .bg-yeti-shadow {
    background-position: center 120px;
    background-size: 110vw;
    opacity: 0.05;
  }

  .about-yeti {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 12px;
  }

  .history-yeti {
    padding-top: 38px;
  }

  .history-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 320px;
  }

  .supply-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .page-frame {
    width: min(100% - 28px, 1080px);
    padding: 20px 0 36px;
  }

  .topbar {
    align-items: center;
    gap: 18px;
    padding: 0 0 22px;
  }

  .brand {
    gap: 10px;
  }

  .brand-logo {
    width: 44px;
    height: 44px;
    border-radius: 13px;
  }

  .brand-name {
    font-size: 11px;
    letter-spacing: 0.16em;
  }

  .top-right-icons {
    margin-left: 0;
    gap: 14px;
  }

  .top-icon-img {
    width: 30px;
    height: 30px;
  }

  .hero-main {
    padding: 12px 0 12px;
    max-width: 100%;
  }

  .hero-main h1 {
    font-size: 3.2rem;
    line-height: 0.96;
    letter-spacing: -0.05em;
    max-width: 8ch;
    margin: 0 auto;
  }

  .hero-cta {
    margin-top: 22px;
    font-size: 15px;
  }

  .button-cta {
    min-width: 230px;
    min-height: 50px;
    padding: 0 22px;
  }

  .about-copy h2 {
    font-size: 2.1rem;
    line-height: 1;
    margin-bottom: 12px;
    max-width: 9ch;
    margin-left: auto;
    margin-right: auto;
  }

  .about-copy p {
    font-size: 15px;
    line-height: 1.6;
    max-width: 330px;
    padding: 0;
  }

  .mini-grid {
    max-width: 300px;
    gap: 10px;
  }

  .history-copy h2 {
    font-size: 2rem;
    margin-bottom: 12px;
  }

  .history-copy p {
    font-size: 15px;
    line-height: 1.7;
    max-width: 330px;
  }

  .history-gallery {
    padding-top: 24px;
  }

  .supply-section {
    padding-top: 80px;
  }

  .supply-section h2 {
    text-align: center;
    margin-bottom: 20px;
  }

  .supply-card {
    min-height: auto;
    padding: 26px 22px;
  }

  .supply-card h3 {
    font-size: 2.2rem;
  }

  .supply-card p {
    font-size: 15px;
    line-height: 1.65;
  }
}

@media (max-width: 420px) {
  .page-frame {
    width: calc(100% - 24px);
  }

  .bg-yeti-shadow {
    background-position: center 110px;
    background-size: 125vw;
  }

  .topbar {
    gap: 16px;
  }

  .brand-logo {
    width: 42px;
    height: 42px;
  }

  .brand-name {
    font-size: 10px;
    letter-spacing: 0.15em;
  }

  .top-icon-img {
    width: 28px;
    height: 28px;
  }

  .hero-main h1 {
    font-size: 2.9rem;
  }

  .button-cta {
    min-width: 220px;
  }

  .about-copy h2 {
    font-size: 1.95rem;
  }

  .about-copy p {
    max-width: 310px;
  }

  .mini-grid {
    max-width: 280px;
  }

  .history-copy h2 {
    font-size: 1.85rem;
  }

  .history-copy p {
    max-width: 310px;
  }

  .supply-section {
    padding-top: 68px;
  }

  .supply-section h2 {
    font-size: 1.9rem;
  }

  .supply-card h3 {
    font-size: 2rem;
  }
}