<!-- 文件路径：assets/css/style.css -->
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --color-primary: #0f3d3e;
  --color-secondary: #145a5a;
  --color-accent: #1abc9c;
  --color-accent-dark: #13917a;
  --color-text: #1f2933;
  --color-text-muted: #6b7280;
  --color-bg: #f5f7f7;
  --color-surface: #ffffff;
  --color-border: #d7e0e0;
  --color-line: rgba(15, 61, 62, 0.14);
  --color-overlay: rgba(15, 61, 62, 0.72);
  --color-success: #0d7a66;
  --color-warning: #d19a21;
  --shadow-sm: 0 10px 24px rgba(15, 61, 62, 0.06);
  --shadow-md: 0 18px 40px rgba(15, 61, 62, 0.1);
  --shadow-lg: 0 24px 60px rgba(15, 61, 62, 0.14);
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 28px;
  --container: 1180px;
  --container-wide: 1280px;
  --header-height: 84px;
  --transition: 220ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Inter", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(245, 247, 247, 0.96)),
    repeating-linear-gradient(
      90deg,
      rgba(15, 61, 62, 0.02) 0,
      rgba(15, 61, 62, 0.02) 1px,
      transparent 1px,
      transparent 90px
    );
}

img {
  display: block;
  max-width: 100%;
}

svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background-color var(--transition), opacity var(--transition), transform var(--transition);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

main {
  display: block;
}

p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
}

li + li {
  margin-top: 0.4rem;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.9rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-primary);
}

h1 {
  font-size: clamp(2.6rem, 5.2vw, 4.5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
}

h4 {
  font-size: 1.05rem;
  font-weight: 700;
}

small {
  font-size: 0.86rem;
}

strong {
  color: var(--color-text);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0;
}

th,
td {
  padding: 0.95rem 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(15, 61, 62, 0.06);
  color: var(--color-primary);
  font-size: 0.94rem;
  font-weight: 700;
}

td {
  color: var(--color-text-muted);
}

iframe {
  width: 100%;
  border: 0;
}

.container,
.container-wide {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.container-wide {
  width: min(100% - 32px, var(--container-wide));
}

.section {
  padding: 84px 0;
}

.section-sm {
  padding: 56px 0;
}

.section-lg {
  padding: 108px 0;
}

.section-dark {
  color: rgba(255, 255, 255, 0.9);
  background:
    linear-gradient(135deg, rgba(15, 61, 62, 0.98), rgba(20, 90, 90, 0.94)),
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.04) 0,
      rgba(255, 255, 255, 0.04) 1px,
      transparent 1px,
      transparent 62px
    );
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark p,
.section-dark li,
.section-dark .eyebrow,
.section-dark .section-intro,
.section-dark .stat-label,
.section-dark .meta-list span,
.section-dark .page-hero-subtitle {
  color: inherit;
}

.section-muted {
  background: linear-gradient(180deg, #ffffff, #f5f7f7);
}

.section-head {
  max-width: 760px;
  margin-bottom: 2.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent), rgba(26, 188, 156, 0.1));
}

.section-intro {
  max-width: 700px;
  font-size: 1.05rem;
}

.kicker-line {
  width: 100%;
  height: 1px;
  margin: 0 0 28px;
  background: linear-gradient(90deg, rgba(15, 61, 62, 0.24), rgba(15, 61, 62, 0));
}

.stack {
  display: grid;
  gap: 1rem;
}

.stack-lg {
  display: grid;
  gap: 1.5rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 2.2rem;
  align-items: center;
}

.split.reverse > :first-child {
  order: 2;
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.align-start {
  align-items: start;
}

.justify-between {
  justify-content: space-between;
}

.center {
  text-align: center;
}

.mono {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

.text-muted {
  color: var(--color-text-muted);
}

.text-primary {
  color: var(--color-primary);
}

.surface {
  background: var(--color-surface);
  border: 1px solid rgba(15, 61, 62, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.52rem 0.82rem;
  border: 1px solid rgba(26, 188, 156, 0.18);
  border-radius: 999px;
  background: rgba(26, 188, 156, 0.08);
  color: var(--color-secondary);
  font-size: 0.86rem;
  font-weight: 600;
}

.badge.is-dark {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.btn,
button.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 48px;
  padding: 0.82rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  box-shadow: 0 10px 18px rgba(26, 188, 156, 0.16);
}

.btn:hover,
button.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #ffffff;
  background: #1ABC9C; /* Aqua Accent */
  border: none;
}

.btn-primary:hover {
  background: #13917a;
}
.btn-secondary {
  color: var(--color-primary);
  background: rgba(15, 61, 62, 0.04);
  border-color: rgba(15, 61, 62, 0.12);
  box-shadow: none;
}

.btn-secondary:hover {
  background: rgba(15, 61, 62, 0.08);
}

.btn-dark {
  color: #ffffff;
  background: #164C4C;
  box-shadow: none;
}

.btn-dark:hover {
  background: #164C4C;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.link-arrow::after {
  content: "→";
  transform: translateX(0);
  transition: transform var(--transition);
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

.card,
.card-dark,
.card-light {
  height: 100%;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover,
.card-dark:hover,
.card-light:hover {
  transform: translateY(-4px);
}

.card {
  background: var(--color-surface);
  border: 1px solid rgba(15, 61, 62, 0.08);
  box-shadow: var(--shadow-sm);
}

.card-dark {
  color: rgba(255, 255, 255, 0.92);
  background:
    linear-gradient(160deg, rgba(15, 61, 62, 1), rgba(20, 90, 90, 0.94));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
}

.card-dark h3,
.card-dark h4,
.card-dark p,
.card-dark li,
.card-dark .meta-list span,
.card-dark .stat-label,
.card-dark .feature-icon {
  color: inherit;
}

.card-light {
  background: #f8fbfb;
  border: 1px solid rgba(15, 61, 62, 0.1);
  box-shadow: none;
  color: #1D5858;
}

.card-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 1rem;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  background: rgba(26, 188, 156, 0.08);
  border: 1px solid rgba(26, 188, 156, 0.14);
}

.card-dark .card-icon {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
}

.card-tag {
  display: inline-flex;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(15, 61, 62, 0.06);
  color: var(--color-secondary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card-dark .card-tag {
  background: rgba(255, 255, 255, 0.09);
  color: #ffffff;
}

.image-frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #dde8e8, #f5f7f7);
  box-shadow: var(--shadow-sm);
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 500ms ease;
}

.image-frame:hover img {
  transform: scale(1.04);
}

.image-frame.is-portrait {
  aspect-ratio: 4 / 5;
}

.image-frame.is-square {
  aspect-ratio: 1 / 1;
}

.image-frame.is-wide {
  aspect-ratio: 16 / 9;
}

.image-frame.is-banner {
  aspect-ratio: 21 / 9;
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: max(660px, calc(100vh - var(--header-height)));
  color: #ffffff;
  background-color: var(--color-primary);
  overflow: clip;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 24, 25, 0.86) 0%, rgba(8, 24, 25, 0.62) 44%, rgba(8, 24, 25, 0.44) 100%),
    linear-gradient(180deg, rgba(15, 61, 62, 0.25), rgba(15, 61, 62, 0.65));
  z-index: 1;
}

.hero-media,
.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img,
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(290px, 0.85fr);
  gap: 2rem;
  align-items: end;
}

.hero-copy {
  max-width: 760px;
  padding: 4rem 0;
}

.hero-copy h1,
.hero-copy p,
.hero-copy .eyebrow {
  color: #ffffff;
}

.hero-copy p {
  max-width: 640px;
  font-size: 1.06rem;
}

.hero-panel {
  justify-self: end;
  width: min(100%, 420px);
  padding: 1.6rem;
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-panel h3,
.hero-panel p,
.hero-panel li {
  color: #ffffff;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.6rem;
}

.metric {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.metric strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1.6rem;
  color: #ffffff;
}

.metric span {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
}

.page-hero {
  padding: 130px 0 72px;
  background:
    linear-gradient(135deg, rgba(15, 61, 62, 0.98), rgba(20, 90, 90, 0.95)),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.04) 0,
      rgba(255, 255, 255, 0.04) 1px,
      transparent 1px,
      transparent 100px
    );
  color: #ffffff;
}

.page-hero h1,
.page-hero p,
.page-hero .eyebrow {
  color: #ffffff;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 2rem;
  align-items: center;
}

.page-hero-card {
  padding: 1.4rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.page-hero-card h3,
.page-hero-card p,
.page-hero-card li {
  color: #ffffff;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
    color: #1B5354;
}

.stat-card {
  padding: 1.3rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff, #aaaaaa);
  border: 1px solid rgba(15, 61, 62, 0.08);
  box-shadow: var(--shadow-sm);
}

.stat-value {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-primary);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.feature-list {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
}

.feature-icon {
  width: 28px;
  height: 28px;
  margin-top: 2px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  background: rgba(26, 188, 156, 0.1);
  border: 1px solid rgba(26, 188, 156, 0.14);
  font-weight: 700;
}

.timeline {
  display: grid;
  gap: 1rem;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: rgba(15, 61, 62, 0.16);
}

.timeline-item {
  position: relative;
  padding-left: 2.3rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 7px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(26, 188, 156, 0.12);
}

.meta-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  padding: 0;
  list-style: none;
}

.meta-list span,
.meta-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.filter-chip {
  padding: 0.72rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(15, 61, 62, 0.12);
  background: #ffffff;
  color: var(--color-secondary);
  font-weight: 600;
}

.filter-chip.is-active,
.filter-chip:hover {
  color: #ffffff;
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(15, 61, 62, 0.08);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.spec-table td:first-child,
.spec-table th:first-child {
  width: 30%;
}

.notice {
  padding: 1rem 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(26, 188, 156, 0.16);
  background: rgba(26, 188, 156, 0.08);
  color: var(--color-secondary);
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(15, 61, 62, 0.08);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 1.1rem 1.2rem;
  border: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  color: var(--color-primary);
  font-weight: 700;
  text-align: left;
}

.faq-question span:last-child {
  font-size: 1.3rem;
  color: var(--color-secondary);
  transition: transform var(--transition);
}

.faq-item.is-open .faq-question span:last-child {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 1.2rem 1.2rem;
}

.faq-item.is-open .faq-answer {
  display: block;
}

.tabs {
  display: grid;
  gap: 1.2rem;
}

.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tab-button {
  padding: 0.72rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(15, 61, 62, 0.12);
  background: #ffffff;
  color: var(--color-secondary);
  font-weight: 700;
}

.tab-button.is-active {
  color: #ffffff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.form-shell {
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid rgba(15, 61, 62, 0.08);
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-group {
  display: grid;
  gap: 0.5rem;
}

.form-group.full {
  grid-column: 1 / -1;
}

label {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.8rem 0.95rem;
  border-radius: 12px;
  border: 1px solid rgba(15, 61, 62, 0.14);
  background: #ffffff;
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(26, 188, 156, 0.9);
  box-shadow: 0 0 0 4px rgba(26, 188, 156, 0.12);
}

input[type="file"] {
  padding: 0.8rem;
}

.form-note {
  margin-top: 0.6rem;
  font-size: 0.86rem;
  color: var(--color-text-muted);
}

.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: 2rem;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(15, 61, 62, 1), rgba(20, 90, 90, 0.94));
  box-shadow: var(--shadow-md);
}

.cta-band::after {
  content: "";
  position: absolute;
  inset: auto -20% -30% auto;
  width: 220px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 188, 156, 0.4), transparent 70%);
  pointer-events: none;
}

.cta-band h2,
.cta-band p {
  color: #ffffff;
}

.cta-band .button-group {
  margin-top: 1.2rem;
}

.shop-listing {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.price-tag {
  color: var(--color-primary);
  font-size: 1.45rem;
  font-weight: 800;
}

.qty-box {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(15, 61, 62, 0.1);
  background: #ffffff;
}

.map-frame {
  min-height: 360px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(15, 61, 62, 0.08);
  box-shadow: var(--shadow-sm);
  background: #dfe8e8;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.5rem;
}

.list-check {
  list-style: none;
  padding: 0;
}

.list-check li {
  position: relative;
  padding-left: 1.7rem;
}

.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header / Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--header-height);
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(15, 61, 62, 0.08);
}

.site-header.is-scrolled {
  box-shadow: 0 12px 28px rgba(15, 61, 62, 0.08);
}

.header-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: #ffffff;
  border: 1px solid rgba(15, 61, 62, 0.08);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-text {
  display: grid;
  gap: 0.1rem;
}

.brand-name {
  color: var(--color-primary);
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.1;
}

.brand-subtitle {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  line-height: 1.2;
}

.site-nav-wrap {
  display: flex;
  justify-content: center;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link,
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.9rem 0.9rem;
  border: 0;
  background: transparent;
  color: var(--color-primary);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1;
}

.nav-link:hover,
.nav-toggle:hover,
.nav-item.is-open > .nav-toggle,
.nav-item.is-open > .nav-link {
  color: var(--color-accent-dark);
}

.nav-item.is-active > .nav-link,
.nav-item.is-active > .nav-toggle {
  color: var(--color-secondary);
}

.nav-item.is-active > .nav-link::after,
.nav-item.is-active > .nav-toggle::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.55rem;
  height: 2px;
  border-radius: 999px;
  background: var(--color-accent);
}

.nav-chevron {
  width: 10px;
  height: 10px;
  border-right: 1.8px solid currentColor;
  border-bottom: 1.8px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--transition);
}

.nav-item.is-open .nav-chevron {
  transform: rotate(225deg) translateY(-1px);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 250px;
  padding: 0.7rem;
  border-radius: 18px;
  border: 1px solid rgba(15, 61, 62, 0.08);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}

.nav-item.is-open > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: grid;
  gap: 0.2rem;
  padding: 0.82rem 0.9rem;
  border-radius: 12px;
}

.dropdown-link:hover,
.dropdown-link.is-active {
  background: rgba(15, 61, 62, 0.05);
}

.dropdown-link strong {
  color: var(--color-primary);
  font-size: 0.95rem;
}

.dropdown-link span {
  color: var(--color-text-muted);
  font-size: 0.84rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.header-contact {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}

.header-contact a {
  color: var(--color-primary);
  font-size: 0.88rem;
  font-weight: 600;
}

.header-contact a:hover {
  color: var(--color-secondary);
}

.mobile-menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(15, 61, 62, 0.1);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: none;
  align-items: center;
  justify-content: center;
}

.mobile-menu-toggle span {
  position: relative;
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 999px;
  transition: background var(--transition);
}

.mobile-menu-toggle span::before,
.mobile-menu-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 999px;
  transition: transform var(--transition), top var(--transition), bottom var(--transition);
}

.mobile-menu-toggle span::before {
  top: -6px;
}

.mobile-menu-toggle span::after {
  bottom: -6px;
}

.mobile-menu-toggle.is-open span {
  background: transparent;
}

.mobile-menu-toggle.is-open span::before {
  top: 0;
  transform: rotate(45deg);
}

.mobile-menu-toggle.is-open span::after {
  bottom: 0;
  transform: rotate(-45deg);
}

/* Footer */
.site-footer {
  padding-top: 68px;
  color: rgba(255, 255, 255, 0.84);
  background:
    linear-gradient(180deg, #143b3b 0%, #0f2f30 100%);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr 1.1fr;
  gap: 1.5rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .brand-name,
.footer-brand p,
.footer-brand a {
  color: rgba(255, 255, 255, 0.84);
}

.footer-logo {
  width: 56px;
  height: 56px;
  margin-bottom: 1rem;
  overflow: hidden;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
}

.footer-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer-title {
  margin-bottom: 1rem;
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
}

.footer-links,
.footer-contact-list,
.footer-legal {
  display: grid;
  gap: 0.65rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.footer-links a,
.footer-contact-list a,
.footer-legal a {
  color: rgba(255, 255, 255, 0.78);
}

.footer-links a:hover,
.footer-contact-list a:hover,
.footer-legal a:hover {
  color: #ffffff;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 1.4rem;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.9rem;
}

/* Utility spacing */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.py-0 { padding-top: 0; padding-bottom: 0; }

/* Responsive */
@media (max-width: 1120px) {
  .header-contact {
    display: none;
  }

  .footer-top {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .stats-grid,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .shop-listing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  :root {
    --header-height: 78px;
  }

  .site-nav-wrap {
    position: absolute;
    top: 100%;
    left: 16px;
    right: 16px;
    display: none;
  }

  .site-nav-wrap.is-open {
    display: block;
  }

  .site-nav {
    width: 100%;
    padding: 1rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(15, 61, 62, 0.08);
    box-shadow: var(--shadow-md);
  }

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
  }

  .nav-link,
  .nav-toggle {
    width: 100%;
    justify-content: space-between;
    padding: 1rem;
    border-radius: 12px;
  }

  .nav-item.is-active > .nav-link::after,
  .nav-item.is-active > .nav-toggle::after {
    left: 1rem;
    right: 1rem;
    bottom: 0.72rem;
  }

  .dropdown-menu {
    position: static;
    display: none;
    min-width: 0;
    margin-top: 0.25rem;
    padding: 0.4rem;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: #f7fafb;
    box-shadow: none;
  }

  .nav-item.is-open > .dropdown-menu {
    display: block;
  }

  .header-bar {
    grid-template-columns: auto 1fr auto;
  }

  .mobile-menu-toggle {
    display: inline-flex;
  }

  .header-actions .btn {
    display: none;
  }

  .split,
  .page-hero-grid,
  .contact-grid,
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .grid-2,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 620px;
  }

  .hero-panel {
    justify-self: stretch;
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  body {
    font-size: 15px;
  }

  .section {
    padding: 68px 0;
  }

  .section-lg {
    padding: 84px 0;
  }

  .container,
  .container-wide {
    width: min(100% - 24px, var(--container));
  }

  .hero-copy {
    padding: 3rem 0 2rem;
  }

  .hero-metrics,
  .stats-grid,
  .grid-4,
  .shop-listing {
    grid-template-columns: 1fr;
  }

  .footer-top,
  .footer-bottom {
    grid-template-columns: 1fr;
  }

  .footer-top {
    display: grid;
  }

  .button-group,
  .cluster {
    align-items: stretch;
  }

  .btn,
  button.btn {
    width: 100%;
  }

  .metric strong,
  .stat-value {
    font-size: 1.7rem;
  }

  .page-hero {
    padding-top: 112px;
    padding-bottom: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}

.meta-list,
.meta-list li,
.meta-list li span {
  color: #000 !important;
  opacity: 1 !important;
}