/* =========================================
   ONC Inc. — Renewal Site Stylesheet
   Aesthetic: Editorial luxury / Refined minimal
   Palette: Charcoal black, Champagne gold, Bone ivory
========================================= */

:root {
  --color-bg: #0E0D0B;
  --color-bg-soft: #161512;
  --color-cream: #F5F1E8;
  --color-cream-soft: #EDE6D6;
  --color-gold: #C9A961;
  --color-gold-deep: #A8884A;
  --color-ink: #1A1A1A;
  --color-muted: #6B6862;
  --color-line: rgba(201, 169, 97, 0.22);

  --font-display: 'Cormorant Garamond', 'Shippori Mincho', serif;
  --font-jp-serif: 'Shippori Mincho', 'Cormorant Garamond', serif;
  --font-sans: 'Noto Sans JP', system-ui, sans-serif;

  --container: min(1200px, 92vw);
  --ease: cubic-bezier(0.65, 0, 0.05, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.75;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.br-mobile { display: none; }
.br-pc { display: inline; }

::selection {
  background: var(--color-gold);
  color: var(--color-ink);
}

.container { width: var(--container); margin: 0 auto; }

/* =========================================
   Header
========================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px 0;
  transition: all 0.4s var(--ease);
  background: transparent;
}
.site-header.is-scrolled {
  background: rgba(245, 241, 232, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px 0;
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
.header-inner {
  width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-logo {
  height: 40px;
  width: auto;
  display: block;
  transition: opacity 0.3s var(--ease);
}
.brand-logo--dark { display: none; }
.brand-logo--light { display: block; }
.is-scrolled .brand-logo--dark { display: block; }
.is-scrolled .brand-logo--light { display: none; }

.nav ul {
  display: flex;
  gap: 38px;
  align-items: center;
}
.nav a {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--color-cream);
  position: relative;
  padding: 6px 0;
  transition: color 0.3s var(--ease);
}
.is-scrolled .nav a { color: var(--color-ink); }
.nav a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width 0.4s var(--ease);
}
.nav a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  border: 1px solid var(--color-gold);
  padding: 10px 22px !important;
  color: var(--color-gold) !important;
  transition: all 0.3s var(--ease);
}
.nav-cta:hover {
  background: var(--color-gold);
  color: var(--color-ink) !important;
}

.hamburger {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  width: 32px; height: 22px;
  position: relative;
}
.hamburger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-cream);
  transition: all 0.3s var(--ease);
}
.is-scrolled .hamburger span,
.menu-open .hamburger span { background: var(--color-ink); }
.hamburger span:nth-child(1) { top: 2px; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:nth-child(3) { bottom: 2px; }
.menu-open .hamburger span:nth-child(1) {
  top: 50%; transform: translateY(-50%) rotate(45deg);
}
.menu-open .hamburger span:nth-child(2) { opacity: 0; }
.menu-open .hamburger span:nth-child(3) {
  bottom: 50%; transform: translateY(50%) rotate(-45deg);
}

/* =========================================
   Hero
========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-cream);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(201, 169, 97, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 20% 70%, rgba(201, 169, 97, 0.08) 0%, transparent 50%),
    linear-gradient(140deg, #0E0D0B 0%, #1A1612 50%, #0E0D0B 100%);
}

/* Hero photo (optional — degrades gracefully if image is absent) */
.hero-photo {
  position: absolute;
  inset: 0;
  background-image: url('assets/hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.45;
  mix-blend-mode: luminosity;
}
.hero-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(14,13,11,0.92) 0%, rgba(14,13,11,0.55) 60%, rgba(14,13,11,0.4) 100%),
    linear-gradient(180deg, transparent 0%, rgba(14,13,11,0.6) 100%);
}

/* Subtle grain texture */
.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.79 0 0 0 0 0.66 0 0 0 0 0.38 0 0 0 0.06 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
  pointer-events: none;
}

/* Decorative corner ornaments */
.hero::before, .hero::after {
  content: '';
  position: absolute;
  width: 80px; height: 80px;
  border: 1px solid var(--color-gold);
  opacity: 0.5;
  pointer-events: none;
}
.hero::before {
  top: 100px; left: 30px;
  border-right: 0; border-bottom: 0;
}
.hero::after {
  bottom: 80px; right: 30px;
  border-left: 0; border-top: 0;
}

.hero-inner {
  position: relative;
  width: var(--container);
  margin: 0 auto;
  z-index: 2;
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--color-gold);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp 1s var(--ease) 0.2s forwards;
}
.hero-eyebrow span {
  width: 60px; height: 1px;
  background: var(--color-gold);
}

.hero-title {
  font-family: var(--font-jp-serif);
  font-weight: 500;
  font-size: clamp(40px, 8.5vw, 130px);
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--color-cream);
  margin-bottom: 40px;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.hero-line {
  display: block;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(40px);
  animation: revealUp 1.2s var(--ease) forwards;
}
.line-1 { animation-delay: 0.4s; }
.line-2 { animation-delay: 0.7s; padding-left: 0.8em; }
.hero-title em {
  font-style: normal;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold);
  font-weight: 400;
}

.hero-lead {
  font-family: var(--font-jp-serif);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 2;
  color: var(--color-cream-soft);
  margin-bottom: 56px;
  opacity: 0;
  animation: fadeUp 1.2s var(--ease) 1s forwards;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 1.2s var(--ease) 1.2s forwards;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 38px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  border: 0;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--color-gold);
  color: var(--color-ink);
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-cream);
  transform: translateX(-100%);
  transition: transform 0.5s var(--ease);
  z-index: 0;
}
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover { color: var(--color-ink); }

.btn-ghost {
  background: transparent;
  color: var(--color-cream);
  border: 1px solid var(--color-cream);
}
.btn-ghost:hover {
  background: var(--color-cream);
  color: var(--color-ink);
}

/* Marquee */
.hero-marquee {
  position: absolute;
  bottom: 30px;
  left: 0; right: 0;
  overflow: hidden;
  border-top: 1px solid rgba(201, 169, 97, 0.2);
  border-bottom: 1px solid rgba(201, 169, 97, 0.2);
  padding: 18px 0;
  opacity: 0;
  animation: fadeUp 1.2s var(--ease) 1.4s forwards;
}
.marquee-track {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--color-gold);
}
.marquee-track span:nth-child(even) { color: var(--color-gold-deep); opacity: 0.6; }

@keyframes marquee {
  to { transform: translateX(-50%); }
}

.hero-scroll {
  position: absolute;
  bottom: 110px;
  right: 60px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  color: var(--color-cream);
}
.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-gold), transparent);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: -60px; left: 0;
  width: 100%; height: 60px;
  background: var(--color-cream);
  animation: scrollLine 2.5s var(--ease) infinite;
}
@keyframes scrollLine {
  to { top: 60px; }
}
.scroll-text {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.3em;
  writing-mode: vertical-rl;
}

/* Animations */
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes revealUp {
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   Section commons
========================================= */
section { padding: 130px 0; position: relative; }

.section-num {
  display: block;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 14px;
}
.section-kicker {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 24px;
}
.section-title {
  font-family: var(--font-jp-serif);
  font-weight: 600;
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 1.2;
  color: var(--color-ink);
  margin-bottom: 24px;
}
.section-sub {
  font-family: var(--font-jp-serif);
  font-size: 17px;
  color: var(--color-muted);
  max-width: 560px;
  margin: 0 auto;
}
.section-head {
  text-align: center;
  margin-bottom: 90px;
}

/* Two column layout */
.two-col {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 80px;
}
.col-label .section-title { margin-bottom: 0; }
.col-body .lead {
  font-family: var(--font-jp-serif);
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.6;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: 32px;
  position: relative;
  padding-left: 28px;
}
.col-body .lead::before {
  content: '';
  position: absolute;
  left: 0; top: 14px;
  width: 16px; height: 1px;
  background: var(--color-gold);
}
.col-body p {
  font-size: 15.5px;
  line-height: 2;
  margin-bottom: 24px;
  color: #2d2c28;
}

/* =========================================
   About
========================================= */
.about {
  background: var(--color-cream);
  position: relative;
}
.about::before {
  content: 'ABOUT';
  position: absolute;
  top: 60px;
  right: -10px;
  font-family: var(--font-display);
  font-size: clamp(120px, 18vw, 240px);
  font-weight: 300;
  color: var(--color-cream-soft);
  z-index: 0;
  pointer-events: none;
  letter-spacing: 0.05em;
}
.about .container { position: relative; z-index: 1; }

.about-features {
  margin-top: 50px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.about-features li {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--color-line);
}
.about-features li:last-child { border-bottom: 1px solid var(--color-line); }
.feat-num {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  color: var(--color-gold);
}
.about-features h3 {
  font-family: var(--font-jp-serif);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 6px;
}
.about-features p {
  margin: 0;
  font-size: 14.5px;
  color: var(--color-muted);
  line-height: 1.8;
}

/* =========================================
   Service
========================================= */
.service {
  background: var(--color-bg);
  color: var(--color-cream);
}
.service .section-title { color: var(--color-cream); }
.service .section-num { color: var(--color-gold); }
.service .section-sub { color: var(--color-cream-soft); opacity: 0.85; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.svc-card {
  background: var(--color-bg);
  position: relative;
  transition: all 0.5s var(--ease);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.svc-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201,169,97,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.5s var(--ease);
}
.svc-card:hover { background: var(--color-bg-soft); }
.svc-card:hover::before { opacity: 1; }

/* Service photo area */
.svc-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #0a0908;
}
.svc-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease), filter 0.5s var(--ease);
  filter: brightness(0.92) saturate(1.05);
}
.svc-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(14,13,11,0.5) 100%);
  pointer-events: none;
}
.svc-card:hover .svc-photo img {
  transform: scale(1.06);
  filter: brightness(1) saturate(1.1);
}

.svc-body {
  padding: 44px 48px 52px;
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.svc-num {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 30px;
}
.svc-icon {
  width: 88px;
  height: 88px;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}
.svc-icon img { width: 100%; height: 100%; }
.svc-card:hover .svc-icon { transform: translateY(-4px); }
.svc-icon { transition: transform 0.5s var(--ease); }

.svc-title {
  font-family: var(--font-jp-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--color-cream);
  margin-bottom: 6px;
}
.svc-en {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 15px;
  color: var(--color-gold);
  margin-bottom: 24px;
  letter-spacing: 0.06em;
}
.svc-desc {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--color-cream-soft);
  opacity: 0.78;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}
.svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.svc-tags li {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.18em;
  padding: 6px 14px;
  border: 1px solid var(--color-line);
  color: var(--color-gold);
}

/* =========================================
   Flow
========================================= */
.flow { background: var(--color-cream); }

.flow-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.flow-list::before {
  content: '';
  position: absolute;
  top: 90px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold) 20%, var(--color-gold) 80%, transparent);
  opacity: 0.4;
  z-index: 0;
}

.flow-step {
  text-align: center;
  padding: 0 18px;
  position: relative;
  z-index: 1;
}
.step-num {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  margin-bottom: 28px;
}
.step-icon {
  width: 88px;
  height: 88px;
  margin: 0 auto 28px;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cream);
  transition: all 0.5s var(--ease);
}
.step-icon img { width: 56%; height: 56%; }
.flow-step:hover .step-icon {
  background: var(--color-bg);
  transform: translateY(-6px);
}
.flow-step h3 {
  font-family: var(--font-jp-serif);
  font-weight: 600;
  font-size: 19px;
  margin-bottom: 12px;
}
.flow-step p {
  font-size: 13.5px;
  color: var(--color-muted);
  line-height: 1.85;
}

/* =========================================
   Company
========================================= */
.company {
  background: var(--color-cream-soft);
  position: relative;
}
.company::before {
  content: 'COMPANY';
  position: absolute;
  bottom: 40px;
  left: -20px;
  font-family: var(--font-display);
  font-size: clamp(120px, 16vw, 220px);
  font-weight: 300;
  color: rgba(201,169,97,0.1);
  z-index: 0;
  letter-spacing: 0.05em;
  pointer-events: none;
}
.company .container { position: relative; z-index: 1; }

.company-info {
  border-top: 1px solid var(--color-line);
}
.company-info > div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  padding: 22px 8px;
  border-bottom: 1px solid var(--color-line);
}
.company-info dt {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--color-gold-deep);
  text-transform: uppercase;
}
.company-info dt::before {
  content: '— ';
  opacity: 0.6;
}
.company-info dd {
  font-family: var(--font-jp-serif);
  font-size: 16px;
  color: var(--color-ink);
}

/* =========================================
   Contact
========================================= */
.contact {
  background: var(--color-bg);
  color: var(--color-cream);
  padding-bottom: 100px;
}
.contact-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.contact .section-kicker { color: var(--color-gold); }
.contact-title {
  font-family: var(--font-jp-serif);
  font-weight: 600;
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.3;
  color: var(--color-cream);
  margin-bottom: 28px;
}
.contact-title em {
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-gold);
  font-weight: 400;
}
.contact-sub {
  font-family: var(--font-jp-serif);
  color: var(--color-cream-soft);
  opacity: 0.85;
  margin-bottom: 56px;
  line-height: 2;
}

.contact-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-row label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
}
.form-row label span {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.1em;
  background: var(--color-gold);
  color: var(--color-ink);
  padding: 2px 8px;
  margin-left: 8px;
  border-radius: 0;
}

.form-row input,
.form-row select,
.form-row textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(245,241,232,0.25);
  padding: 14px 4px;
  color: var(--color-cream);
  font-family: var(--font-jp-serif);
  font-size: 16px;
  width: 100%;
  transition: border-color 0.3s var(--ease);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 0;
  border-bottom-color: var(--color-gold);
}
.form-row select option {
  background: var(--color-bg);
  color: var(--color-cream);
}
.form-row textarea { resize: vertical; }

.form-check {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}
.form-check label {
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.05em;
  font-family: var(--font-jp-serif);
  text-transform: none;
  font-size: 14px;
  color: var(--color-cream-soft);
  cursor: pointer;
}
.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-gold);
}

.btn-submit {
  align-self: center;
  margin-top: 16px;
  padding: 20px 60px;
}
.form-note {
  text-align: center;
  font-family: var(--font-jp-serif);
  font-size: 14px;
  color: var(--color-gold);
  min-height: 22px;
  transition: color 0.3s var(--ease);
}
.form-note.is-error { color: #E89B8B; }
.form-note.is-success { color: #B8D4A8; }

/* Honeypot field (visually hidden but available to bots) */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

/* =========================================
   Footer
========================================= */
.site-footer {
  background: #050504;
  color: var(--color-cream-soft);
  padding: 70px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(245,241,232,0.08);
}
.footer-logo {
  height: 40px;
  margin-bottom: 18px;
}
.footer-tag {
  font-family: var(--font-jp-serif);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}
.footer-meta p {
  font-family: var(--font-jp-serif);
  font-size: 14px;
  line-height: 2;
  opacity: 0.8;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-nav a {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.7;
  transition: all 0.3s var(--ease);
}
.footer-nav a:hover {
  opacity: 1;
  color: var(--color-gold);
  padding-left: 8px;
}
.footer-bottom {
  padding: 26px 0;
  text-align: center;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.3em;
  opacity: 0.5;
}

/* =========================================
   Reveal on scroll
========================================= */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   Responsive
========================================= */
@media (max-width: 960px) {
  .nav { display: none; }
  .hamburger { display: block; }

  .nav.is-open {
    display: flex;
    position: fixed;
    inset: 0;
    background: var(--color-cream);
    z-index: 99;
    align-items: center;
    justify-content: center;
  }
  .nav.is-open ul {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }
  .nav.is-open a { color: var(--color-ink) !important; font-size: 18px; }

  section { padding: 90px 0; }
  .section-head { margin-bottom: 60px; }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .col-label .section-title { font-size: 40px; }

  .service-grid {
    grid-template-columns: 1fr;
  }
  .svc-body { padding: 36px 32px 44px; }

  .flow-list {
    grid-template-columns: 1fr 1fr;
    gap: 50px 16px;
  }
  .flow-list::before { display: none; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .company-info > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  /* Hero — switch to natural flow on mobile */
  .hero-scroll { display: none; }
  .hero::before, .hero::after { display: none; }
  .hero {
    min-height: auto;
    padding: 130px 0 0;
    align-items: flex-start;
  }
  .hero-inner {
    padding-bottom: 50px;
  }
  .line-2 { padding-left: 0; }
  .hero-eyebrow { margin-bottom: 26px; font-size: 11px; }
  .hero-eyebrow span { width: 36px; }
  .hero-title { margin-bottom: 28px; }
  .hero-lead { margin-bottom: 36px; }
  .hero-marquee {
    position: static;
    margin-top: 0;
    padding: 16px 0;
  }

  /* Background giant labels — keep but constrain so they never push layout */
  .about::before,
  .company::before {
    font-size: clamp(80px, 22vw, 140px);
    overflow: hidden;
  }
  .about::before { top: 30px; right: -20px; }
  .company::before { bottom: 20px; left: -20px; }
}

@media (max-width: 560px) {
  .flow-list { grid-template-columns: 1fr; gap: 40px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; padding: 16px 28px; }

  /* Smaller, safer hero typography on phones */
  .hero { padding: 110px 0 0; }
  .hero-title {
    font-size: clamp(34px, 9.5vw, 52px);
    line-height: 1.2;
    margin-bottom: 24px;
  }
  .hero-lead {
    font-size: 14px;
    line-height: 1.95;
  }
  .br-mobile { display: inline; }
  .br-pc { display: none; }

  /* Section commons */
  .section-title { font-size: clamp(28px, 8vw, 40px); }
  .col-label .section-title { font-size: clamp(30px, 8.5vw, 42px); line-height: 1.3; }

  /* About features list — single column friendly */
  .about-features li {
    grid-template-columns: 44px 1fr;
    gap: 16px;
    padding: 20px 0;
  }
  .about-features h3 { font-size: 17px; }

  /* Service cards refinement */
  .svc-body { padding: 32px 24px 40px; }
  .svc-title { font-size: 26px; }
  .svc-icon { width: 60px; height: 60px; margin-bottom: 18px; }
  .svc-num { margin-bottom: 18px; }

  /* Flow icons */
  .step-icon { width: 76px; height: 76px; }

  /* Marquee — slightly smaller on phone */
  .marquee-track {
    font-size: 11px;
    letter-spacing: 0.3em;
    gap: 28px;
  }

  /* Container — tighter side padding */
  :root { --container: min(1200px, 88vw); }
}