:root {
  --ink: #1e1e1e;
  --paper: #f9f8f6;
  --wood: #4a3525;
  --warm: #8c6239;
  --linen: #d7c4b7;
  --header-h: 4.5rem;
  --wrap: 1120px;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --display: "Cormorant Garamond", "Noto Serif TC", serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.02em;
}

body.nav-open {
  overflow: hidden;
}

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

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

h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 200;
  line-height: 1.35;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.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;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 80;
  background: var(--wood);
  color: var(--paper);
  padding: 0.5rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}

.wrap {
  width: min(100% - 3rem, var(--wrap));
  margin-inline: auto;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--warm);
  margin: 0 0 0.85rem;
}

.pinstripe {
  display: block;
  width: 48px;
  height: 5px;
  margin: 0 auto 1.25rem;
  border-top: 1px solid var(--linen);
  border-bottom: 1px solid var(--linen);
}

.section {
  padding: 8rem 0;
}

.section-alt {
  background: color-mix(in srgb, var(--linen) 22%, var(--paper));
}

.section-head {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 4rem;
}

.section-head h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.section-desc {
  color: color-mix(in srgb, var(--ink) 72%, var(--linen));
}

.section-cta {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

.stitch-card {
  border: 1px dashed var(--linen);
  padding: 1.75rem 1.5rem;
  background: var(--paper);
  transition: border-color 0.25s ease, border-style 0.25s ease;
}

.stitch-card:hover {
  border-color: var(--warm);
  border-style: solid;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.4rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-solid {
  background: var(--wood);
  color: var(--paper);
  border-color: var(--wood);
}

.btn-solid:hover {
  background: var(--warm);
  border-color: var(--warm);
}

.btn-ghost {
  background: transparent;
  color: var(--paper);
  border-color: var(--paper);
}

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

.btn-wood {
  background: var(--wood);
  color: var(--paper);
  border-color: var(--wood);
}

.btn-wood:hover {
  background: var(--warm);
  border-color: var(--warm);
}

.media {
  overflow: hidden;
  background: var(--linen);
}

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

.media-43 {
  aspect-ratio: 4 / 3;
}

.media-34 {
  aspect-ratio: 1 / 1;
}

.btn:focus-visible,
.nav a:focus-visible,
.channel:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--warm);
  outline-offset: 3px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--header-h);
  background: color-mix(in srgb, var(--paper) 72%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.site-header.is-scrolled {
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  border-bottom-color: var(--linen);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  height: 2.85rem;
  width: auto;
}

.footer-logo {
  display: block;
  width: min(100%, 15rem);
  height: auto;
  margin: 0 auto 1.1rem;
}

.nav {
  display: flex;
  gap: 1.35rem;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
}

.nav a:hover {
  color: var(--warm);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1.25rem;
  height: 1px;
  margin: 6px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: end stretch;
  color: var(--paper);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--ink) 72%, transparent) 0%,
    color-mix(in srgb, var(--ink) 42%, transparent) 48%,
    color-mix(in srgb, var(--ink) 28%, transparent) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 8rem 0 6rem;
  max-width: 46rem;
  margin-left: max(1.5rem, calc((100% - var(--wrap)) / 2));
  margin-right: auto;
  width: min(100% - 3rem, 46rem);
}

.hero .eyebrow {
  color: var(--linen);
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 400;
  letter-spacing: 0.35em;
  margin-bottom: 1.1rem;
}

.hero h1 {
  font-size: clamp(1.9rem, 4.4vw, 3.15rem);
  font-weight: 200;
  margin-bottom: 1.25rem;
}

.lede {
  max-width: 36rem;
  color: color-mix(in srgb, var(--paper) 86%, var(--linen));
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.about-grid,
.product-grid,
.event-grid,
.contact-grid {
  display: grid;
  gap: 2.5rem;
}

.about-grid {
  grid-template-columns: 1fr 1fr;
}

.about-card h3,
.product-card h3,
.event-card h3,
.bean-card h3 {
  font-size: 1.25rem;
  margin: 1.25rem 0 0.7rem;
}

.about-card p,
.product-card p,
.event-card p,
.bean-card p {
  font-family: var(--serif);
  font-weight: 400;
  color: color-mix(in srgb, var(--ink) 78%, var(--wood));
}

.roast-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.roast-card {
  min-height: 100%;
}

.roast-en {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm);
  margin: 1rem 0 0.35rem;
}

.roast-card h3 {
  margin-top: 0;
}

.roast-bar {
  height: 3px;
  background: var(--linen);
  position: relative;
}

.roast-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--linen), var(--wood));
}

.roast-bar[data-level="light"] span {
  width: 28%;
}

.roast-bar[data-level="medium-light"] span {
  width: 48%;
}

.roast-bar[data-level="medium-dark"] span {
  width: 72%;
}

.roast-bar[data-level="dark"] span {
  width: 94%;
  background: var(--wood);
}

.bean-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.bean-card-featured {
  grid-column: span 2;
}

.bean-origin {
  font-family: var(--display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--warm);
  margin-bottom: 0.35rem;
}

.bean-sub {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--warm);
  margin-top: -0.4rem;
  margin-bottom: 1rem;
}

.pills,
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.pill,
.tags li {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--linen);
}

.pill-wood {
  border-color: var(--wood);
  color: var(--wood);
}

.brew {
  font-size: 0.85rem;
  color: var(--warm);
}

.product-grid {
  grid-template-columns: repeat(3, 1fr);
}

.product-card {
  display: flex;
  flex-direction: column;
}

.event-grid {
  grid-template-columns: repeat(3, 1fr);
}

.event-index {
  display: block;
  font-family: var(--display);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--warm);
  margin-bottom: 0.8rem;
}

.contact-grid {
  grid-template-columns: 1fr 1.05fr;
  align-items: start;
}

.contact-channels {
  display: grid;
  gap: 1rem;
}

.channel {
  display: block;
}

.channel-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--warm);
  margin-bottom: 0.4rem;
}

.channel strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.05rem;
  margin-bottom: 0.45rem;
}

.inquiry-form {
  border: 1px solid var(--linen);
  padding: 2rem 1.6rem;
  background: var(--paper);
  display: grid;
  gap: 1rem;
}

.inquiry-form h3 {
  font-size: 1.2rem;
}

.inquiry-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 0;
  border-bottom: 1px solid var(--linen);
  padding: 0.65rem 0;
  outline: none;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  border-bottom-color: var(--wood);
}

.inquiry-form textarea {
  resize: vertical;
  min-height: 6rem;
}

.form-status {
  font-size: 0.85rem;
  margin: 0;
}

.form-status[data-type="ok"] {
  color: var(--wood);
}

.form-status[data-type="error"] {
  color: #8a2f2f;
}

.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: 4rem 0 2.5rem;
}

.footer-inner {
  display: grid;
  gap: 1.5rem;
  text-align: center;
}

.footer-slogan {
  font-family: var(--display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--linen);
  margin-bottom: 0;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
}

.footer-social a:hover {
  color: var(--linen);
}

.copyright {
  font-size: 0.75rem;
  color: color-mix(in srgb, var(--paper) 55%, var(--ink));
}

@media (max-width: 960px) {
  .roast-grid,
  .product-grid,
  .event-grid,
  .contact-grid,
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bean-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bean-card-featured {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  .wrap {
    width: min(100% - 2rem, var(--wrap));
  }

  .section {
    padding: 5rem 0;
  }

  .nav-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    height: calc(100svh - var(--header-h));
    z-index: 30;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0;
    background: var(--paper);
    padding: 1.5rem 1.5rem 3rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.28s ease;
  }

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

  .nav a {
    padding: 0.95rem 0;
    border-bottom: 1px solid var(--linen);
    font-size: 1rem;
  }

  .hero-content {
    padding: 7rem 0 4rem;
  }

  .hero-bg {
    object-position: center 36%;
  }

  .hero-overlay {
    background: linear-gradient(
      180deg,
      color-mix(in srgb, var(--ink) 22%, transparent) 0%,
      color-mix(in srgb, var(--ink) 68%, transparent) 100%
    );
  }

  .brand-logo {
    height: 2.35rem;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .about-grid,
  .bean-grid,
  .product-grid,
  .event-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .roast-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bean-card-featured {
    grid-column: auto;
  }
}

@media (max-width: 480px) {
  .roast-grid {
    grid-template-columns: 1fr;
  }
}