/* ===== 金桔传媒 · Premium editorial ===== */
:root {
  --bg: #f3f0ea;
  --bg-soft: #e8e3da;
  --ink: #141210;
  --ink-2: #3c372f;
  --muted: #7b7367;
  --line: rgba(20, 18, 16, 0.1);
  --dark: #0c0b0a;
  --dark-2: #121110;
  --dark-3: #1a1816;
  --ivory: #f6f1e8;
  --gold: #c2a56b;
  --gold-2: #e0c68d;
  --gold-dim: rgba(194, 165, 107, 0.18);
  --shadow: 0 24px 60px rgba(12, 11, 10, 0.12);
  --shadow-soft: 0 10px 30px rgba(12, 11, 10, 0.08);
  --radius: 20px;
  --radius-sm: 12px;
  --container: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  /* 系统默认 + 开源可商用字体 */
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(194, 165, 107, 0.03), transparent 70%),
    linear-gradient(180deg, #f5f1ea 0%, #f0ece4 100%);
  background-attachment: fixed;
  line-height: 1.8;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Scroll fade-in */
.fade-in {
  animation: fadeInUp 1.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(20px); }
  100% { opacity: 1; transform: translateY(0); }
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), backdrop-filter 0.35s;
}

.site-header.is-scrolled {
  background: #0c0b0a;
  border-bottom-color: #0c0b0a;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: 80px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  color: var(--ivory);
}

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

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(246, 241, 232, 0.78);
}

.nav a {
  position: relative;
  padding: 10px 0;
  transition: color 0.25s var(--ease);
}

.nav a:hover {
  color: var(--gold-2);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s var(--ease), left 0.3s var(--ease);
}

.nav a:hover::after {
  width: 100%;
  left: 0;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 1.5px;
  background: var(--ivory);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 30px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: transform 0.35s var(--ease), background 0.3s, border-color 0.3s, color 0.3s, box-shadow 0.35s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(145deg, var(--gold-2), var(--gold));
  color: #1c1508;
  box-shadow: 0 14px 36px rgba(194, 165, 107, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 18px 44px rgba(194, 165, 107, 0.4);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(246, 241, 232, 0.32);
  color: var(--ivory);
}

.btn-ghost:hover {
  border-color: var(--gold-2);
  color: var(--gold-2);
  background: rgba(224, 198, 141, 0.08);
}

.btn-sm {
  min-height: 42px;
  padding: 0 20px;
  font-size: 12px;
  letter-spacing: 0.12em;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  color: var(--ivory);
  overflow: hidden;
  background: var(--dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: heroZoom 22s var(--ease) infinite alternate;
  filter: saturate(0.92) contrast(1.05);
}

@keyframes heroZoom {
  from { transform: scale(1.06); }
  to { transform: scale(1.12); }
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(12, 11, 10, 0.92) 0%, rgba(12, 11, 10, 0.55) 46%, rgba(12, 11, 10, 0.22) 100%),
    linear-gradient(180deg, rgba(12, 11, 10, 0.5) 0%, transparent 32%, rgba(12, 11, 10, 0.82) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 150px 0 110px;
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
  max-width: 780px;
  margin-left: max(24px, calc((100% - var(--container)) / 2));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(194, 165, 107, 0.38);
  color: var(--gold-2);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 600;
  background: rgba(194, 165, 107, 0.06);
}

.eyebrow.dark {
  border-color: rgba(194, 165, 107, 0.45);
  color: var(--gold);
  background: transparent;
}

.eyebrow.center {
  margin-left: auto;
  margin-right: auto;
}

.hero h1 {
  margin: 0 0 28px;
  font-family: var(--serif);
  font-size: clamp(52px, 9vw, 96px);
  line-height: 1.08;
  letter-spacing: 0.18em;
  font-weight: 500;
}

.lead {
  margin: 0 0 40px;
  max-width: 32em;
  font-size: 16px;
  line-height: 2.1;
  color: rgba(246, 241, 232, 0.72);
  letter-spacing: 0.06em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
}

.hero-tags li {
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(246, 241, 232, 0.05);
  border: 1px solid rgba(246, 241, 232, 0.12);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: rgba(246, 241, 232, 0.78);
  backdrop-filter: blur(8px);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  z-index: 2;
  font-size: 10px;
  letter-spacing: 0.36em;
  color: rgba(246, 241, 232, 0.45);
  text-transform: uppercase;
}

.scroll-hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 48px;
  margin: 12px auto 0;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: scrollLine 2.2s var(--ease) infinite;
  transform-origin: top;
}

@keyframes scrollLine {
  0% { transform: scaleY(0.3); opacity: 0; }
  40% { opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ===== Sections ===== */
.section {
  padding: 110px 0;
}

.section-head {
  max-width: 680px;
  margin-bottom: 56px;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-head.light,
.section-head.light .section-desc {
  color: var(--ivory);
}

.section-head h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(32px, 4.2vw, 46px);
  line-height: 1.4;
  letter-spacing: 0.14em;
  font-weight: 500;
}

.section-desc {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  letter-spacing: 0.06em;
  line-height: 2;
}

.section-desc.light {
  color: rgba(246, 241, 232, 0.68);
}

/* Philosophy */
.philosophy {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}

.philosophy-grid {
  display: flex;
  justify-content: center;
  align-items: stretch;
}

.philosophy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(34px, 4.8vw, 52px);
  line-height: 1.45;
  letter-spacing: 0.16em;
  font-weight: 500;
}

.philosophy-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  max-width: 850px;
  margin: 0 auto;
}

.philosophy-copy p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 2.2;
  letter-spacing: 0.06em;
  text-align: justify;
  text-indent: 0;
}

.philosophy-copy p:last-child {
  margin-bottom: 0;
}

.symbol-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(0, 0, 0, 0.1);
}

.symbol-card img {
  height: 120px;
  width: auto;
  margin: 0 auto 18px;
  display: block;
}

.symbol-card h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.2em;
  color: var(--ink);
}

.symbol-card p {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--ink-2);
}

/* Services */
.services {
  background: linear-gradient(180deg, var(--dark) 0%, #1a1612 100%);
  color: var(--ivory);
  position: relative;
  overflow: hidden;
}

.services::before {
  content: "";
  position: absolute;
  width: 560px;
  height: 560px;
  right: -140px;
  top: -100px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194, 165, 107, 0.12), transparent 68%);
  pointer-events: none;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  position: relative;
}

.service-card {
  padding: 36px 30px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.028);
  border: 1px solid rgba(255, 255, 255, 0.07);
  transition: transform 0.45s var(--ease), border-color 0.35s, background 0.35s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(194, 165, 107, 0.12), transparent 55%);
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(194, 165, 107, 0.38);
  background: rgba(255, 255, 255, 0.05);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card .num {
  display: block;
  margin-bottom: 22px;
  color: var(--gold);
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.28em;
}

.service-card h3 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.18em;
  font-weight: 500;
}

.service-card p {
  margin: 0;
  color: rgba(246, 241, 232, 0.58);
  font-size: 13px;
  line-height: 1.95;
  letter-spacing: 0.05em;
  position: relative;
}

/* Cases */
.cases {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}

.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.chip {
  min-height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-2);
  font-size: 12px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: all 0.35s var(--ease);
}

.chip:hover {
  border-color: rgba(194, 165, 107, 0.55);
  color: var(--ink);
}

.chip.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--ivory);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.case-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--dark-2);
  color: var(--ivory);
  box-shadow: var(--shadow-soft);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
  will-change: transform;
}

.case-card.is-hidden {
  display: none;
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.case-media {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--dark-3);
}

.case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.5s;
  filter: saturate(0.9);
}

.case-card:hover .case-media img {
  transform: scale(1.07);
  filter: saturate(1.05);
}

.case-meta {
  padding: 22px 24px 26px;
}

.case-meta span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--gold-2);
  font-size: 11px;
  letter-spacing: 0.22em;
}

.case-meta h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: 0.12em;
  font-weight: 500;
  line-height: 1.55;
}

/* Stats */
.stats-band {
  background: linear-gradient(120deg, var(--dark) 0%, #221c14 48%, #1a1612 100%);
  color: var(--ivory);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-band::after {
  content: "KUMQUAT";
  position: absolute;
  right: -10px;
  bottom: -36px;
  font-family: var(--serif);
  font-size: 120px;
  letter-spacing: 0.28em;
  opacity: 0.045;
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.stat {
  text-align: center;
  padding: 16px 8px;
  border-left: 1px solid rgba(194, 165, 107, 0.18);
}

.stat:first-child {
  border-left: 0;
}

.stat strong {
  font-family: var(--serif);
  font-size: clamp(42px, 5vw, 58px);
  letter-spacing: 0.04em;
  color: var(--gold-2);
  font-weight: 500;
  line-height: 1.1;
}

.stat em {
  font-style: normal;
  margin-left: 4px;
  color: var(--gold);
  font-size: 18px;
}

.stat span {
  display: block;
  margin-top: 10px;
  color: rgba(246, 241, 232, 0.55);
  font-size: 13px;
  letter-spacing: 0.16em;
}

/* About */
.about {
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  border-bottom: 2px solid #0c0b0a;
}

.about-intro {
  margin-bottom: 50px;
  padding-bottom: 0;
  text-align: center;
}

.about-intro .eyebrow {
  margin-bottom: 40px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: stretch;
  margin-top: 35px;
}

.about-media {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(12, 11, 10, 0.25), 0 0 0 1px rgba(194, 165, 107, 0.12);
  background:
    radial-gradient(circle at 50% 45%, rgba(194, 165, 107, 0.12) 0%, transparent 60%),
    linear-gradient(160deg, #1a1816 0%, #0c0b0a 100%);
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 44px 28px;
  max-width: 350px;
  margin: 0 auto;
  width: 100%;
}

.about-media img {
  width: 100%;
  min-height: 440px;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92);
}

.about-badge {
  text-align: center;
  color: var(--ivory);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
  position: relative;
}

.about-badge::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194, 165, 107, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.badge-top {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-badge .badge-en {
  display: block;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--gold-2);
  margin-bottom: 12px;
  margin-top: -6px;
}

.about-badge .badge-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 90px;
  margin: 0 auto 14px;
}

.about-badge .badge-divider::before,
.about-badge .badge-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(194, 165, 107, 0.5);
}

.about-badge .badge-divider i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold-2);
}

.about-badge strong {
  display: block;
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.7;
  letter-spacing: 0.14em;
  margin-bottom: 12px;
  font-weight: 500;
}

.about-badge .badge-sub {
  font-size: 11px;
  opacity: 0.7;
  letter-spacing: 0.18em;
  margin-top: 40px;
}

.about-badge .badge-sub2 {
  font-size: 11px;
  opacity: 0.5;
  letter-spacing: 0.18em;
  margin-top: 8px;
}

.about-badge .badge-logo {
  width: 230px;
  height: 230px;
  min-height: 0;
  object-fit: contain;
  margin: 20px auto 30px;
  transition: filter 0.4s ease, transform 0.4s ease;
  cursor: pointer;
}

.about-badge .badge-logo:hover {
  filter: sepia(1) saturate(3.5) hue-rotate(2deg) brightness(1.05);
  transform: scale(1.05);
}

.about-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: 7px;
}

.about-copy p {
  margin: 0 0 18px;
  text-indent: 2em;
}

.about-copy h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: 38px;
  letter-spacing: 0.22em;
  font-weight: 500;
}

.about-copy > p {
  margin: 0 0 28px;
  color: var(--ink-2);
  line-height: 2.1;
  letter-spacing: 0.04em;
  font-size: 15px;
}

.about-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}

.about-points li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  position: relative;
  padding-left: 16px;
}

.about-points li:first-child {
  border-top: none;
}

.about-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 24px;
  background: linear-gradient(180deg, var(--gold), transparent);
  border-radius: 1px;
}

.about-points strong {
  color: var(--gold);
  font-family: var(--serif);
  letter-spacing: 0.22em;
  font-weight: 500;
}

.about-points span {
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.04em;
  line-height: 1.9;
}

/* News */
.news {
  background: var(--bg);
}
.news-grid {
  display: grid;
  gap: 14px;
}

.news-card {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 28px;
  align-items: start;
  padding: 30px 32px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), background 0.35s;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  background: #fff;
}

.news-date {
  text-align: center;
  padding: 14px 8px;
  border-radius: 14px;
  background: var(--bg-soft);
}

.news-date strong {
  display: block;
  font-family: var(--serif);
  font-size: 30px;
  line-height: 1.1;
  color: var(--ink);
  font-weight: 500;
}

.news-date span {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.12em;
}

.news-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--gold-dim);
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.news-card h3 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.1em;
  line-height: 1.55;
  font-weight: 500;
}

.news-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.9;
}

/* Contact */
.contact {
  background:
    radial-gradient(ellipse 60% 70% at 85% 10%, rgba(224, 198, 141, 0.3), transparent 65%),
    radial-gradient(ellipse 55% 65% at 15% 85%, rgba(194, 165, 107, 0.18), transparent 65%),
    #0c0b0a;
  color: var(--ivory);
  background-size: 200% 200%;
  animation: contactGlow 14s ease-in-out infinite alternate;
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  top: calc(20% + var(--cy, 0px));
  left: calc(5% + var(--cx, 0px));
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(194, 165, 107, 0.1);
  animation: contactPulse 8s ease-in-out infinite;
  transform: translate(-50%, -50%);
  transition: top 0.15s ease, left 0.15s ease;
}

.contact::after {
  content: "";
  position: absolute;
  top: calc(80% + var(--cy, 0px));
  left: calc(95% + var(--cx, 0px));
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 1px solid rgba(194, 165, 107, 0.08);
  animation: contactPulse 12s ease-in-out infinite reverse;
  transform: translate(-50%, -50%);
  transition: top 0.15s ease, left 0.15s ease;
}

@keyframes contactPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.08); opacity: 1; }
}

@keyframes contactGlow {
  0% { background-position: 0% 0%; }
  100% { background-position: 100% 100%; }
}

.contact .center {
  text-align: center;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.45;
  letter-spacing: 0.14em;
  font-weight: 500;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 90px auto 120px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 180px;
  max-width: 1100px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 20px 16px;
  border-radius: 16px;
  transition: transform 0.3s ease;
  cursor: default;
  position: relative;
  overflow: hidden;
}

.contact-list li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse 70% 50% at top left, rgba(194, 165, 107, 0.12), transparent 70%);
  background-size: 200% 200%;
  background-position: 0% 0%;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.contact-list li:hover::before {
  opacity: 1;
  animation: glowDrift 3s ease-in-out infinite alternate;
}

@keyframes glowDrift {
  0% { background-position: 0% 0%; }
  100% { background-position: 30% 20%; }
}

.contact-list li:hover::before {
  opacity: 1;
}

.contact-list li:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.04);
}

.contact-list li:hover strong {
  color: var(--gold-2);
}

.contact-icon {
  font-size: 28px;
  margin-bottom: 8px;
  opacity: 0.8;
}

.contact-list span {
  color: rgba(246, 241, 232, 0.42);
  font-size: 11px;
  letter-spacing: 0.22em;
}

.contact-list strong {
  font-weight: 500;
  letter-spacing: 0.08em;
  font-size: 15px;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 32px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.28);
}

.contact-form label {
  display: grid;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(246, 241, 232, 0.55);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.045);
  color: var(--ivory);
  padding: 14px 16px;
  outline: none;
  letter-spacing: 0.04em;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: rgba(194, 165, 107, 0.55);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(194, 165, 107, 0.12);
}

.contact-form select option {
  color: var(--ink);
  background: #fff;
}

.contact-form .btn {
  justify-self: start;
  margin-top: 6px;
}

.form-note {
  margin: 0;
  color: var(--gold-2);
  font-size: 13px;
  letter-spacing: 0.1em;
}

/* Footer */
.site-footer {
  background: #080807;
  color: rgba(246, 241, 232, 0.55);
  padding: 38px 0 42px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-inner {
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-note {
  margin: 0;
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.18em;
  opacity: 0.85;
  line-height: 2;
}

.footer-note a {
  color: inherit;
  text-decoration: none;
  opacity: 0.8;
}

.footer-note a:hover {
  opacity: 1;
}
}

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.4s; }

/* Hero entrance */
.hero-inner > * {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 1s var(--ease) forwards;
}

.hero-inner > *:nth-child(1) { animation-delay: 0.2s; }
.hero-inner > *:nth-child(2) { animation-delay: 0.38s; }
.hero-inner > *:nth-child(3) { animation-delay: 0.56s; }
.hero-inner > *:nth-child(4) { animation-delay: 0.74s; }
.hero-inner > *:nth-child(5) { animation-delay: 0.92s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .philosophy-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .symbol-card {
    padding-right: 0;
    padding-bottom: 36px;
    border-right: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }

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

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

  .stat {
    border-left: 0;
  }

  .about-media img {
    min-height: 360px;
  }
}

@media (max-width: 768px) {
  .container {
    width: min(100% - 32px, var(--container));
  }

  .nav,
  .header-inner > .btn {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header.is-open {
    background: rgba(12, 11, 10, 0.96);
    backdrop-filter: blur(18px);
  }

  .site-header.is-open .nav {
    display: flex;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 88px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px;
    border-radius: 18px;
    background: rgba(18, 17, 16, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
  }

  .site-header.is-open .nav a {
    padding: 14px 16px;
    border-radius: 12px;
    letter-spacing: 0.14em;
  }

  .site-header.is-open .nav a:hover {
    background: rgba(194, 165, 107, 0.1);
    color: var(--gold-2);
  }

  .hero {
    min-height: 100svh;
  }

  .hero-inner {
    padding: 130px 0 100px;
    margin-left: auto;
    width: min(100% - 32px, var(--container));
  }

  .hero h1 {
    letter-spacing: 0.12em;
  }

  .section {
    padding: 80px 0;
  }

  .service-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .news-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .news-date {
    display: flex;
    align-items: baseline;
    gap: 12px;
    text-align: left;
    width: fit-content;
  }

  .about-media img {
    min-height: 280px;
  }

  .contact-form {
    padding: 24px 20px;
  }

  .contact-list {
    grid-template-columns: 1fr;
    gap: 24px;
    margin: 60px auto 80px;
  }

  .stats-band::after {
    font-size: 72px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: clamp(40px, 12vw, 56px);
  }

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

  .btn {
    width: 100%;
  }

  .hero-tags li {
    letter-spacing: 0.1em;
    padding: 8px 12px;
    font-size: 11px;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}