:root {
  --paper: #f4eee3;
  --paper-soft: #fffaf1;
  --ink: #151718;
  --ink-soft: #33393b;
  --muted: #68706d;
  --line: rgba(21, 23, 24, 0.14);
  --night: #101412;
  --night-soft: #18221f;
  --teal: #0f6d66;
  --teal-deep: #0b403e;
  --clay: #bc6d3f;
  --wine: #5d2230;
  --gold: #d8b46a;
  --champagne: #f0d99d;
  --white: #fffdf8;
  --shadow: 0 24px 70px rgba(25, 31, 29, 0.12);
  --shadow-deep: 0 34px 110px rgba(10, 16, 14, 0.32);
  --ease-luxe: cubic-bezier(0.22, 0.72, 0.18, 1);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(93, 34, 48, 0.08), transparent 28%),
    linear-gradient(180deg, var(--paper), #efe5d7 46%, #f9f4eb);
  color: var(--ink);
  font-family: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.3;
  background-image:
    linear-gradient(rgba(21, 23, 24, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 23, 24, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 1px 1px, rgba(21, 23, 24, 0.08) 1px, transparent 0);
  background-size: 42px 42px;
  content: "";
  pointer-events: none;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: 1;
  opacity: 0.05;
  background-image:
    linear-gradient(115deg, transparent 0 19%, rgba(255, 255, 255, 0.9) 20%, transparent 21% 100%),
    repeating-linear-gradient(0deg, rgba(21, 23, 24, 0.16) 0 1px, transparent 1px 4px);
  mix-blend-mode: multiply;
  content: "";
  pointer-events: none;
}

body > * {
  position: relative;
  z-index: 2;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

svg {
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

:focus-visible {
  outline: 3px solid rgba(15, 109, 102, 0.35);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

#products,
#method,
#workstyle,
#contact {
  scroll-margin-top: 94px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: clamp(18px, 4vw, 48px);
  align-items: center;
  min-height: 74px;
  padding: 0 clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(21, 23, 24, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 250, 241, 0.9), rgba(244, 238, 227, 0.72));
  backdrop-filter: blur(22px) saturate(1.15);
  box-shadow: 0 14px 40px rgba(20, 22, 20, 0.05);
  transition: border-color 420ms var(--ease-luxe), background 420ms var(--ease-luxe), box-shadow 420ms var(--ease-luxe);
}

.site-header.is-scrolled {
  border-bottom-color: rgba(21, 23, 24, 0.14);
  background: rgba(255, 250, 241, 0.88);
  box-shadow: 0 18px 58px rgba(20, 22, 20, 0.1);
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  width: max-content;
  min-height: 42px;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1.5px solid rgba(21, 23, 24, 0.86);
  border-radius: 50%;
  background:
    linear-gradient(145deg, rgba(255, 253, 248, 0.94), rgba(232, 207, 148, 0.18));
  box-shadow:
    inset 0 0 0 5px rgba(15, 109, 102, 0.08),
    0 10px 26px rgba(10, 16, 14, 0.11);
}

.brand-mark::before,
.brand-mark::after,
.brand-mark span {
  position: absolute;
  content: "";
}

.brand-mark::before {
  width: 17px;
  height: 17px;
  border: 1.5px solid var(--teal-deep);
  transform: rotate(45deg);
}

.brand-mark::after {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clay);
}

.brand-mark span:first-child {
  width: 1.5px;
  height: 33px;
  background: var(--ink);
  opacity: 0.26;
}

.brand-mark span:last-child {
  width: 33px;
  height: 1.5px;
  background: var(--ink);
  opacity: 0.26;
}

.brand-word {
  position: relative;
  display: inline-grid;
  min-height: 32px;
  align-items: center;
  padding: 3px 0 5px;
  color: var(--ink);
  font-family: "Bahnschrift", "Aptos", "Noto Sans TC", sans-serif;
  font-size: clamp(26px, 2.8vw, 34px);
  font-stretch: condensed;
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-transform: lowercase;
}

.brand-word::before,
.brand-word::after {
  position: absolute;
  left: 0;
  content: "";
}

.brand-word::before {
  top: -2px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ink) 16%, var(--ink) 84%, transparent);
  opacity: 0.48;
}

.brand-word::after {
  bottom: -4px;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--teal-deep) 0 40%, transparent 40% 48%, var(--clay) 48% 54%, transparent 54% 61%, var(--teal-deep) 61% 100%);
}

.brand-word::selection {
  background: rgba(15, 109, 102, 0.18);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 700;
}

.nav-links a {
  position: relative;
  padding-block: 8px;
}

.nav-links a::after {
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 2px;
  background: var(--clay);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 520ms var(--ease-luxe);
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.header-action {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(21, 23, 24, 0.78);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.84), rgba(232, 207, 148, 0.08));
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
  transition: transform 420ms var(--ease-luxe), background 420ms var(--ease-luxe), box-shadow 420ms var(--ease-luxe);
}

.header-action:hover {
  background: var(--white);
  box-shadow: 0 18px 42px rgba(10, 16, 14, 0.12);
  transform: translateY(-2px);
}

.header-action svg,
.button svg,
.product-link svg,
.contact-mail svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.hero {
  position: relative;
  display: grid;
  min-height: calc(84svh - 74px);
  align-items: end;
  padding: clamp(76px, 9vw, 126px) clamp(20px, 6vw, 84px) clamp(38px, 5vw, 64px);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(244, 238, 227, 0.98) 0%, rgba(244, 238, 227, 0.9) 34%, rgba(244, 238, 227, 0.5) 62%, rgba(244, 238, 227, 0.12) 100%),
    linear-gradient(180deg, rgba(255, 250, 241, 0.05), rgba(244, 238, 227, 0.88)),
    linear-gradient(115deg, rgba(216, 180, 106, 0.12), transparent 42%, rgba(93, 34, 48, 0.08)),
    url("assets/hero-identity-v2.png") center right / min(1260px, 88vw) auto no-repeat;
}

.hero::before {
  position: absolute;
  inset: 28px clamp(18px, 5vw, 64px) 30px;
  border: 1px solid rgba(21, 23, 24, 0.09);
  border-bottom-color: rgba(216, 180, 106, 0.32);
  content: "";
  pointer-events: none;
}

.hero::after {
  position: absolute;
  left: clamp(20px, 6vw, 84px);
  right: clamp(20px, 6vw, 84px);
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(21, 23, 24, 0.2), rgba(216, 180, 106, 0.55), transparent);
  content: "";
}

.hero-copy {
  width: min(760px, 100%);
}

.eyebrow {
  margin: 0 0 18px;
  display: inline-flex;
  width: max-content;
  padding: 6px 10px;
  border: 1px solid rgba(15, 109, 102, 0.2);
  background: rgba(255, 253, 248, 0.52);
  color: var(--teal-deep);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-family: Georgia, "Times New Roman", "Noto Serif TC", serif;
  font-size: clamp(56px, 7.4vw, 116px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-body {
  max-width: 610px;
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.45vw, 22px);
  font-weight: 550;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border: 1px solid rgba(21, 23, 24, 0.84);
  border-radius: 999px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 850;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
  transition: transform 520ms var(--ease-luxe), box-shadow 520ms var(--ease-luxe), background 520ms var(--ease-luxe);
}

.button:hover,
.product-link:hover,
.contact-mail:hover {
  transform: translateY(-2px);
}

.button:active,
.product-link:active,
.contact-mail:active {
  transform: translateY(0);
}

.button-primary {
  border-color: var(--teal-deep);
  background:
    linear-gradient(135deg, #073532, var(--teal-deep) 48%, #0f6d66);
  color: var(--white);
  box-shadow:
    0 22px 48px rgba(15, 109, 102, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.button-quiet {
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.92), rgba(240, 217, 157, 0.08));
  color: var(--ink);
}

.hero-proof {
  position: absolute;
  right: clamp(20px, 6vw, 84px);
  bottom: clamp(28px, 4vw, 54px);
  display: grid;
  grid-template-columns: repeat(5, auto);
  gap: 8px;
  align-items: center;
  max-width: min(680px, 48vw);
}

.hero-proof span {
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid rgba(21, 23, 24, 0.13);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.76), rgba(255, 253, 248, 0.4));
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 800;
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 28px rgba(10, 16, 14, 0.06);
}

.hero-stamp {
  position: absolute;
  right: clamp(22px, 6vw, 94px);
  top: clamp(92px, 13vw, 168px);
  display: grid;
  width: clamp(118px, 11vw, 152px);
  aspect-ratio: 1;
  place-items: center;
  padding: 18px;
  border: 1px solid rgba(216, 180, 106, 0.46);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 253, 248, 0.8), rgba(255, 253, 248, 0.38) 62%, transparent 64%),
    conic-gradient(from 30deg, transparent, rgba(216, 180, 106, 0.35), transparent 42%, rgba(15, 109, 102, 0.22), transparent 72%);
  color: var(--ink);
  text-align: center;
  text-transform: uppercase;
  box-shadow: 0 26px 70px rgba(10, 16, 14, 0.12);
}

.hero-stamp::before {
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(21, 23, 24, 0.16);
  border-radius: 50%;
  content: "";
}

.hero-stamp span {
  color: var(--muted);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.hero-stamp strong {
  font-family: Georgia, "Times New Roman", "Noto Serif TC", serif;
  font-size: clamp(25px, 2.5vw, 36px);
  line-height: 0.9;
}
}

.product-section,
.method-section,
.workstyle-section,
.contact-section {
  padding: clamp(70px, 9vw, 118px) clamp(20px, 6vw, 84px);
}

.section-heading,
.product-grid,
.method-list,
.workstyle-section,
.contact-section,
.site-footer {
  width: min(var(--max), 100%);
  margin-inline: auto;
}

.section-heading {
  display: grid;
  gap: 18px;
  margin-bottom: 36px;
}

.section-heading h2,
.workstyle-copy h2,
.contact-section h2 {
  max-width: 820px;
  margin: 0;
  font-family: Georgia, "Times New Roman", "Noto Serif TC", serif;
  font-size: clamp(38px, 5.4vw, 76px);
  line-height: 1.06;
  letter-spacing: 0;
  text-wrap: balance;
}

.section-heading p,
.workstyle-copy p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.95;
}

.section-heading-split {
  grid-template-columns: minmax(0, 0.98fr) minmax(340px, 0.72fr);
  gap: clamp(28px, 7vw, 84px);
  align-items: end;
}

.product-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(16, 20, 18, 0.98), rgba(11, 64, 62, 0.94) 48%, rgba(93, 34, 48, 0.9)),
    linear-gradient(90deg, rgba(216, 180, 106, 0.14), transparent 44%);
  padding-top: clamp(64px, 7vw, 92px);
  color: var(--white);
}

.product-section::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, black, transparent 92%);
  content: "";
}

.product-section .section-heading {
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 0.54fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: end;
}

.product-section .section-heading .eyebrow {
  border-color: rgba(240, 217, 157, 0.24);
  background: rgba(255, 253, 248, 0.08);
  color: var(--champagne);
}

.product-section .section-heading h2,
.product-section .section-heading p {
  color: var(--white);
}

.product-section .section-heading p {
  opacity: 0.72;
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 24px;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 510px;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(28px, 4vw, 46px);
  border: 1px solid rgba(240, 217, 157, 0.26);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.96), rgba(239, 229, 215, 0.9)),
    linear-gradient(135deg, rgba(216, 180, 106, 0.18), transparent 34%, rgba(93, 34, 48, 0.06));
  box-shadow:
    0 30px 90px rgba(4, 10, 9, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.54);
  color: var(--ink);
  transition: transform 620ms var(--ease-luxe), box-shadow 620ms var(--ease-luxe);
}

.product-card::before {
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(21, 23, 24, 0.1);
  border-radius: 15px;
  content: "";
  pointer-events: none;
}

.product-card::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 0 34%, rgba(255, 255, 255, 0.18) 42%, transparent 52%),
    radial-gradient(circle at 86% 12%, rgba(216, 180, 106, 0.3), transparent 30%);
  content: "";
  opacity: 0.72;
  pointer-events: none;
}

.product-card > * {
  position: relative;
  z-index: 1;
}

.product-card:hover {
  box-shadow:
    0 38px 120px rgba(4, 10, 9, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.66);
  transform: translateY(-6px);
}

.product-card-featured {
  background:
    linear-gradient(145deg, rgba(15, 109, 102, 0.96), rgba(7, 53, 50, 0.98) 56%, rgba(16, 20, 18, 0.98)),
    linear-gradient(30deg, rgba(216, 180, 106, 0.26), transparent 42%);
  color: var(--white);
}

.product-meta {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  color: currentColor;
  font-size: 13px;
  font-weight: 900;
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.08);
}

.product-card h3 {
  margin: 88px 0 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(48px, 5.8vw, 82px);
  line-height: 0.98;
}

.product-card p {
  max-width: 560px;
  margin: 0;
  color: inherit;
  font-size: 18px;
  line-height: 1.85;
  opacity: 0.88;
}

.product-card ul {
  display: grid;
  gap: 10px;
  margin: 28px 0 32px;
  padding: 0;
  list-style: none;
}

.product-card li {
  position: relative;
  padding-left: 22px;
  color: inherit;
  font-size: 15px;
  font-weight: 750;
  opacity: 0.86;
}

.product-card li::before {
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  transform: translateY(-50%);
}

.product-link {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  width: max-content;
  max-width: 100%;
  min-height: 48px;
  margin-top: auto;
  padding: 0 18px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-weight: 850;
  transition: transform 520ms var(--ease-luxe), background 520ms var(--ease-luxe), color 520ms var(--ease-luxe);
}

.product-card:not(.product-card-featured) .product-link:hover {
  background: var(--ink);
  color: var(--white);
}

.method-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, #f6efe4, #efe2d1),
    linear-gradient(90deg, rgba(93, 34, 48, 0.08), transparent);
}

.method-section::before {
  position: absolute;
  inset: 42px clamp(18px, 5vw, 72px);
  border: 1px solid rgba(21, 23, 24, 0.08);
  content: "";
  pointer-events: none;
}

.method-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid rgba(21, 23, 24, 0.12);
  background: rgba(21, 23, 24, 0.1);
  box-shadow: 0 28px 80px rgba(25, 31, 29, 0.12);
}

.method-list article {
  min-height: 260px;
  padding: 36px clamp(22px, 3vw, 42px) 40px;
  border-right: 0;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.86), rgba(255, 253, 248, 0.58)),
    linear-gradient(135deg, rgba(216, 180, 106, 0.16), transparent 42%);
  transition: transform 520ms var(--ease-luxe), background 520ms var(--ease-luxe);
}

.method-list article:hover {
  background: var(--white);
  transform: translateY(-4px);
}

.method-list span {
  color: var(--wine);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 7vw, 92px);
  line-height: 1;
}

.method-list h3 {
  margin: 30px 0 10px;
  font-size: 25px;
  line-height: 1.25;
}

.method-list p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.workstyle-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(380px, 0.78fr);
  gap: clamp(36px, 7vw, 96px);
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.workstyle-section::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(135deg, rgba(16, 20, 18, 0.98), rgba(24, 34, 31, 0.96)),
    linear-gradient(90deg, rgba(216, 180, 106, 0.12), transparent 44%);
  content: "";
}

.workstyle-section::after {
  position: absolute;
  right: -8vw;
  top: 10%;
  z-index: -1;
  width: min(42vw, 560px);
  height: 74%;
  border: 1px solid rgba(240, 217, 157, 0.18);
  background:
    linear-gradient(90deg, rgba(255, 253, 248, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(255, 253, 248, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  content: "";
  transform: rotate(-4deg);
}

.workstyle-section .eyebrow {
  border-color: rgba(240, 217, 157, 0.24);
  background: rgba(255, 253, 248, 0.08);
  color: var(--champagne);
}

.workstyle-copy p {
  color: rgba(255, 253, 248, 0.72);
}

.signal-board {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(240, 217, 157, 0.22);
  border-radius: 22px;
  background: rgba(240, 217, 157, 0.22);
  box-shadow: var(--shadow-deep);
}

.signal-board div {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 20px;
  align-items: center;
  min-height: 108px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.1), rgba(255, 253, 248, 0.055));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.signal-board strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1;
}

.signal-board span {
  color: rgba(255, 253, 248, 0.7);
  font-size: 15px;
  font-weight: 700;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.72fr);
  gap: clamp(26px, 6vw, 72px);
  align-items: center;
  position: relative;
  border-top: 1px solid rgba(21, 23, 24, 0.12);
  border-bottom: 1px solid rgba(21, 23, 24, 0.12);
  background:
    linear-gradient(135deg, rgba(255, 250, 241, 0.72), rgba(240, 217, 157, 0.14)),
    linear-gradient(90deg, transparent, rgba(15, 109, 102, 0.06));
}

.contact-section h2 {
  font-size: clamp(34px, 4.7vw, 64px);
}

.contact-mail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px;
  min-height: 112px;
  border: 1px solid rgba(11, 64, 62, 0.78);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.98), rgba(255, 250, 241, 0.86));
  box-shadow:
    0 26px 80px rgba(10, 16, 14, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  overflow: hidden;
  transition: transform 520ms var(--ease-luxe), box-shadow 520ms var(--ease-luxe);
}

.contact-mail span {
  display: grid;
  min-width: 0;
  place-items: center;
  padding: 20px;
  font-size: clamp(22px, 2.1vw, 30px);
  font-weight: 900;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.contact-mail svg {
  align-self: stretch;
  justify-self: stretch;
  width: 100%;
  height: 100%;
  padding: 26px;
  background:
    linear-gradient(135deg, var(--teal-deep), #073532);
  color: var(--white);
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  gap: 32px;
  align-items: center;
  padding: 38px clamp(20px, 6vw, 84px) 54px;
}

.site-footer div {
  display: flex;
  gap: 18px;
  align-items: baseline;
}

.site-footer strong {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1;
}

.footer-brand .brand-mark {
  width: 30px;
  height: 30px;
}

.site-footer span,
.site-footer a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-footer nav {
  display: flex;
  gap: 24px;
}

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 30;
  padding: 12px 16px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

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

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 760ms var(--ease-luxe),
    transform 760ms var(--ease-luxe);
}

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

.product-card:nth-child(2),
.method-list article:nth-child(2),
.signal-board div:nth-child(2) {
  transition-delay: 90ms;
}

.method-list article:nth-child(3),
.signal-board div:nth-child(3) {
  transition-delay: 160ms;
}

.signal-board div:nth-child(4) {
  transition-delay: 230ms;
}

@media (max-width: 1020px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-bottom: 112px;
    background:
      linear-gradient(180deg, rgba(244, 238, 227, 0.97), rgba(244, 238, 227, 0.78), rgba(244, 238, 227, 0.98)),
      url("assets/hero-identity-v2.png") center bottom / min(900px, 126vw) auto no-repeat;
  }

  .hero-stamp {
    display: none;
  }

  .hero-proof {
    left: clamp(20px, 6vw, 84px);
    right: clamp(20px, 6vw, 84px);
    bottom: 28px;
    grid-template-columns: repeat(3, max-content);
    max-width: none;
  }

  .product-grid,
  .product-section .section-heading,
  .section-heading-split,
  .workstyle-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .method-list {
    grid-template-columns: 1fr;
  }

  .method-list article {
    min-height: auto;
    border-right: 0;
  }

  .method-list article:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 680px) {
  body::before {
    background-size: 32px 32px;
  }

  .site-header {
    min-height: 66px;
    padding-inline: 16px;
  }

  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 31px;
    height: 31px;
  }

  .brand-word {
    font-size: 25px;
  }

  .header-action {
    width: 42px;
    padding: 0;
  }

  .header-action span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .hero {
    padding: 78px 18px 156px;
    background-size: min(520px, 138vw) auto;
  }

  .hero::before {
    inset: 72px 12px 26px;
  }

  .eyebrow {
    font-size: 12px;
    letter-spacing: 0.1em;
  }

  .hero h1 {
    font-size: clamp(44px, 13.5vw, 62px);
  }

  .hero-body {
    font-size: 16px;
    line-height: 1.82;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button,
  .product-link {
    width: 100%;
  }

  .hero-proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-proof span {
    display: grid;
    place-items: center;
    text-align: center;
  }

  .product-section,
  .method-section,
  .workstyle-section,
  .contact-section {
    padding-inline: 18px;
  }

  .product-card {
    min-height: auto;
    border-radius: 18px;
  }

  .product-card h3 {
    margin-top: 54px;
    font-size: clamp(40px, 13vw, 56px);
  }

  .product-card::before {
    inset: 7px;
    border-radius: 12px;
  }

  .signal-board div {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .contact-mail {
    grid-template-columns: 1fr 62px;
    min-height: 92px;
  }

  .contact-mail svg {
    padding: 20px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding-inline: 18px;
  }

  .site-footer div {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .site-footer nav {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}