/* =========================================
   태황 행정사 사무소 — Design Tokens
   ========================================= */

:root {
  /* Color — Bright sky blue, friendly & clean (no lime) */
  --bg: #ffffff;
  --bg-elevated: #f4fafd;
  --bg-soft: #ecf6fc;          /* light sky panel */
  --bg-deep: #2eaae0;          /* bright sky (nav / footer) */
  --bg-deep-2: #1f93c8;        /* slightly deeper sky */
  --ink: #1c2a31;              /* soft dark slate (not pure black) */
  --ink-2: #46585f;
  --ink-3: #5c6f76;
  --line: #c3d6df;
  --line-soft: #d8e6ed;
  --accent: #1597d4;           /* sky blue (primary) */
  --accent-2: #4fc0ee;         /* lighter sky (secondary, replaces lime) */
  --accent-ink: #126f9c;
  --accent-soft: #e2f3fb;      /* sky tint */
  --lime: #4fc0ee;             /* alias → light sky (lime removed) */
  --lime-soft: #e2f3fb;
  --lime-ink: #126f9c;
  --on-deep: #ffffff;
  --on-deep-mute: #e8f6fd;

  /* Type — friendly clean sans for everything; headings use the same sans, heavier */
  --font-serif: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-sans: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Sizing */
  --container: 1240px;
  --radius: 14px;
  --radius-lg: 24px;
}

/* Theme variants applied via [data-theme] */
[data-theme="ink"] {
  --bg: #f1efe9;
  --bg-elevated: #ffffff;
  --bg-deep: #1a1a1a;
  --bg-deep-2: #0e0e0e;
  --ink: #141414;
  --ink-2: #2e2e2e;
  --ink-3: #6a6a6a;
  --line: #d4cfc4;
  --line-soft: #e8e3d5;
  --accent: #8b6b3d;
  --accent-2: #b48a4d;
  --on-deep: #f1efe9;
  --on-deep-mute: #9a9a9a;
}

[data-theme="forest"] {
  --bg: #f3f1ea;
  --bg-elevated: #ffffff;
  --bg-deep: #18302a;
  --bg-deep-2: #0f231e;
  --ink: #142922;
  --ink-2: #2a4138;
  --ink-3: #5a6b62;
  --line: #cfd1c5;
  --line-soft: #e3e4d6;
  --accent: #b08746;
  --accent-2: #cba264;
  --on-deep: #efe8d6;
  --on-deep-mute: #93a39a;
}

/* =========================================
   Base
   ========================================= */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "tnum";
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* Typographic helpers */
.serif { font-family: var(--font-serif); letter-spacing: -0.02em; font-weight: 700; }
.mono { font-family: var(--font-mono); }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}
.eyebrow .bar {
  display: inline-block;
  width: 28px; height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 12px;
  transform: translateY(-2px);
}

/* =========================================
   Navigation
   ========================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 18px 0;
  background: color-mix(in srgb, #ffffff 82%, transparent);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 240ms ease, padding 240ms ease, background 240ms ease, box-shadow 240ms ease;
  will-change: transform;
  transform: translateZ(0);
  /* nav-scoped: flip white text tokens to dark ink for a light bar */
  --on-deep: var(--ink);
  --on-deep-mute: var(--ink-3);
}
.nav.scrolled {
  padding: 12px 0;
  border-bottom-color: var(--line);
  background: color-mix(in srgb, #ffffff 92%, transparent);
  box-shadow: 0 8px 28px -22px color-mix(in srgb, var(--accent) 60%, transparent);
}
.nav .row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
}
.brand-logo {
  height: 42px;
  width: auto;
  display: block;
}
.brand-mark {
  width: 38px; height: 38px;
  background: var(--bg-deep);
  color: var(--accent-2);
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid color-mix(in srgb, var(--accent-2) 50%, transparent);
}
.brand-text { line-height: 1.1; }
.brand-text .ko { font-family: var(--font-serif); font-weight: 700; font-size: 18px; color: var(--on-deep); letter-spacing: -0.02em; }
.brand-text .en { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em; color: var(--on-deep-mute); text-transform: uppercase; margin-top: 2px; }

.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--on-deep-mute);
  position: relative;
  padding: 6px 0;
  cursor: pointer;
  transition: color 180ms ease;
}
.nav-link:hover { color: var(--on-deep); }
.nav-link.active { color: var(--on-deep); }
.nav-link.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--accent);
}
.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px;
  background: var(--accent);
  color: #fff;
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: none;
  transition: background 180ms ease;
}
.nav-cta:hover { background: var(--accent-ink); }
.nav-cta .arrow { font-family: var(--font-mono); }

/* =========================================
   Hero
   ========================================= */
.hero {
  position: relative;
  padding: 184px 0 132px;
  overflow: hidden;
  background:
    radial-gradient(95% 95% at 88% -10%, color-mix(in srgb, var(--accent-2) 60%, transparent) 0%, transparent 56%),
    radial-gradient(80% 110% at -6% 116%, color-mix(in srgb, var(--accent) 50%, transparent) 0%, transparent 60%),
    linear-gradient(158deg, #0e3248 0%, #0a2733 60%, #071a23 100%);
  border-bottom: 1px solid color-mix(in srgb, var(--accent-2) 30%, transparent);
  --on-deep: #f3fbff;
}
/* engineering grid + dot lattice, fading toward the copy */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.07) 1px, transparent 1px),
    radial-gradient(rgba(255,255,255,0.12) 1px, transparent 1.4px);
  background-size: 58px 58px, 58px 58px, 58px 58px;
  background-position: 0 0, 0 0, 29px 29px;
  -webkit-mask-image: radial-gradient(120% 85% at 84% 2%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 85% at 84% 2%, #000 0%, transparent 72%);
  opacity: 0.6;
  pointer-events: none;
}
/* soft accent orb */
.hero::after {
  content: "";
  position: absolute;
  top: -200px;
  right: -140px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent-2) 55%, transparent) 0%, transparent 66%);
  filter: blur(10px);
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 80px;
  align-items: end;
  max-width: 100%;
}
.hero-copy { max-width: 100%; }
.hero-copy h1 { max-width: 760px; }
.hero-eyebrow { margin-bottom: 32px; }
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(46px, 5.8vw, 82px);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 0 0 36px;
  color: #f5fbff;
  text-wrap: balance;
  text-shadow: 0 2px 30px rgba(7,26,35,0.4);
}
.hero h1 .accent { color: var(--accent-2); font-weight: 800; }
.hero h1 .divider {
  display: block;
  width: 56px; height: 2px;
  background: var(--accent-2);
  margin: 28px 0;
}
.hero p.lead {
  font-size: 17px;
  line-height: 1.7;
  color: #b9d4e0;
  max-width: 520px;
  margin: 0 0 44px;
}
.hero-cta-row { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 44px;
  max-width: 560px;
  margin-top: 6px;
  margin-left: auto;
  justify-content: flex-end;
  text-align: right;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.16);
}
.hero-meta .hm {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
}
.hero-meta .hm .k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #7fa6b6;
}
.hero-meta .hm .v {
  font-size: 15px;
  font-weight: 600;
  color: #eaf4f9;
  letter-spacing: -0.01em;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 28px;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 200ms ease;
  font-family: inherit;
}
.btn-primary { background: var(--bg-deep); color: var(--on-deep); border-color: var(--bg-deep); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }
.btn .arrow {
  font-family: var(--font-mono);
  transition: transform 200ms ease;
}
.btn:hover .arrow { transform: translateX(4px); }

.hero-right {
  position: relative;
  padding-left: 48px;
  border-left: 1px solid var(--line);
}
.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px 28px;
}
.hero-stat { }
.hero-stat .num {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 600;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.03em;
}
.hero-stat .num sup {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
  vertical-align: top;
  top: 0.4em;
  margin-left: 4px;
}
.hero-stat .label {
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 10px;
  line-height: 1.5;
}

.hero-tag {
  position: absolute;
  bottom: 32px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.34);
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

/* =========================================
   Section base
   ========================================= */
.section { padding: 140px 0; position: relative; }
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 80px;
  align-items: end;
}
.section-head.solo {
  grid-template-columns: 1fr;
}
.section-head.solo h2 {
  max-width: 100%;
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.18;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 16px 0 0;
  color: var(--ink);
  text-wrap: balance;
}
.section-head .lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-2);
  max-width: 560px;
  margin: 0;
}

/* =========================================
   About
   ========================================= */
.about { background: var(--bg-elevated); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}
.about-portrait {
  aspect-ratio: 4/5;
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, color-mix(in srgb, var(--ink) 6%, transparent) 14px 15px),
    linear-gradient(180deg, color-mix(in srgb, var(--bg-deep) 14%, var(--bg)), color-mix(in srgb, var(--accent) 12%, var(--bg)));
  position: relative;
  border: 1px solid var(--line);
}
.about-portrait::before {
  content: "[ 대표 행정사 사진 ]";
  position: absolute;
  inset: 0;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-3);
}
.about-portrait::after {
  content: "";
  position: absolute;
  top: 24px; left: 24px; right: 24px; bottom: 24px;
  border: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
}
.about-caption {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-3);
  text-transform: uppercase;
  display: flex; justify-content: space-between;
}

.about-body p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink-2);
  margin: 0 0 24px;
}
.about-body p strong { color: var(--ink); font-weight: 600; }
.about-quote {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 40px 0;
  padding-left: 24px;
  border-left: 2px solid var(--accent);
  font-weight: 500;
}
.about-sign {
  margin-top: 32px;
  display: flex; align-items: center; gap: 16px;
}
.about-sign .name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
}
.about-sign .role {
  font-size: 13px;
  color: var(--ink-3);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
}

.credentials {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 32px;
}
.credential {
  display: flex; gap: 14px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.5;
  padding: 4px 0;
}
.credential .year {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
  letter-spacing: 0.05em;
  padding-top: 1px;
}

/* =========================================
   Services
   ========================================= */
.services { background: var(--bg); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.service-card {
  background: var(--bg-elevated);
  padding: 32px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  min-height: 220px;
  overflow: hidden;
  transition: background 240ms ease, transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 320ms cubic-bezier(.2,.7,.2,1);
  z-index: 2;
}
.service-card:hover {
  background: #fff;
  transform: translateY(-5px);
  border-color: transparent;
  box-shadow: 0 24px 50px -26px color-mix(in srgb, var(--accent) 42%, transparent);
  z-index: 1;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover .card-icon { transform: rotate(-4deg) scale(1.05); }
.service-card .num span:last-child { transition: color 240ms ease; }
.card-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 4px;
}
.card-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  display: grid; place-items: center;
  color: var(--tile-fg, var(--accent));
  background: var(--tile-bg, var(--accent-soft));
  border: none;
  transition: transform 360ms cubic-bezier(.2,.7,.2,1);
}
.han-mini { font-family: var(--font-serif); font-size: 14px; color: var(--ink-3); letter-spacing: 0; }

/* Per-card pastel variety — sky & lime alternating */
.service-card:nth-child(4n+1) { --tile-bg: var(--accent-soft); --tile-fg: var(--accent); }
.service-card:nth-child(4n+2) { --tile-bg: var(--lime-soft); --tile-fg: var(--lime-ink); }
.service-card:nth-child(4n+3) { --tile-bg: var(--lime-soft); --tile-fg: var(--lime-ink); }
.service-card:nth-child(4n+4) { --tile-bg: var(--accent-soft); --tile-fg: var(--accent); }
.service-card:nth-child(4n+2)::before,
.service-card:nth-child(4n+3)::before { background: var(--accent-2); }
.service-card .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
  display: flex; flex-direction: column; align-items: flex-end; gap: 6px;
  padding-top: 4px;
}

/* CTA filler card (9th cell) */
.service-card-cta {
  background: var(--accent-soft);
  color: var(--accent-ink);
  cursor: pointer;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
}
.service-card-cta::before { background: var(--accent); }
.service-card-cta:hover {
  background: color-mix(in srgb, var(--accent-soft) 70%, #fff);
  transform: translateY(-4px);
  box-shadow: 0 22px 48px -30px color-mix(in srgb, var(--accent) 70%, transparent);
}
.service-card-cta h3 { color: var(--ink); position: relative; }
.service-card-cta p { color: var(--ink-2); position: relative; }
.service-card-cta .cta-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex; align-items: center; gap: 8px;
  margin-top: 8px;
  position: relative;
  transition: gap 200ms ease;
}
.service-card-cta:hover .cta-link { gap: 14px; }

/* ---- Coming soon cards ---- */
.service-card.is-soon {
  cursor: default;
}
.service-card.is-soon .card-icon,
.service-card.is-soon h3,
.service-card.is-soon p,
.service-card.is-soon .num { opacity: 0.55; transition: opacity 260ms ease; }
.service-card.is-soon::before { display: none; }
.more-soon { color: var(--ink-3) !important; }
.soon-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: color-mix(in srgb, var(--bg-deep) 90%, transparent);
  opacity: 0;
  visibility: hidden;
  transition: opacity 260ms ease, visibility 260ms ease;
  z-index: 3;
}
.service-card.is-soon:hover .soon-overlay { opacity: 1; visibility: visible; }
.soon-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--accent-2);
  border: 1px solid color-mix(in srgb, var(--accent-2) 55%, transparent);
  padding: 7px 14px;
}
.soon-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--on-deep);
  letter-spacing: -0.01em;
}

/* ---- Service detail modal ---- */
.svc-overlay {
  position: fixed; inset: 0;
  z-index: 100;
  background: color-mix(in srgb, #ffffff 78%, transparent);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 280ms ease, visibility 280ms ease;
  display: grid;
  place-items: center;
  padding: 32px;
  will-change: opacity;
}
.svc-overlay.open { opacity: 1; visibility: visible; }
.svc-modal {
  position: relative;
  width: min(620px, 100%);
  max-height: calc(100vh - 64px);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 40px 90px -30px color-mix(in srgb, var(--bg-deep) 55%, transparent);
  transform: translateY(24px) scale(0.97);
  opacity: 0;
  transition: transform 420ms cubic-bezier(.22,.61,.18,1), opacity 360ms ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  will-change: transform, opacity;
}
.svc-overlay.open .svc-modal { transform: translateY(0) scale(1); opacity: 1; }
.svc-close {
  position: absolute;
  top: 22px; right: 22px;
  z-index: 3;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-2);
  font-size: 15px;
  cursor: pointer;
  display: grid; place-items: center;
  transition: all 180ms ease;
}
.svc-close:hover { background: var(--accent-soft); color: var(--accent-ink); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.svc-modal-head {
  position: relative;
  background: var(--bg-soft);
  color: var(--ink);
  padding: 44px 48px;
  overflow: hidden;
  flex-shrink: 0;
  border-bottom: 1px solid var(--line);
}
.svc-head-inner {
  position: relative;
  z-index: 1;
  display: flex; align-items: center; gap: 22px;
}
.svc-icon {
  width: 64px; height: 64px;
  flex-shrink: 0;
  display: grid; place-items: center;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: #fff;
  border-radius: var(--radius);
}
.svc-icon svg { width: 34px; height: 34px; }
.svc-num {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.svc-meta h3 {
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0;
}
.svc-body {
  position: relative;
  z-index: 1;
  padding: 40px 48px 44px;
  overflow-y: auto;
}
.svc-lede {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-2);
  margin: 0 0 32px;
}
.svc-list-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
  display: flex; align-items: center; gap: 12px;
}
.svc-list-label::after {
  content: ""; flex: 1; height: 1px; background: var(--line-soft);
}
.svc-list { list-style: none; padding: 0; margin: 0 0 36px; display: grid; gap: 2px; }
.svc-list li {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}
.svc-bullet {
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
  padding-top: 2px;
  letter-spacing: 0.05em;
}
.svc-cta .btn { width: 100%; justify-content: center; }

/* ---- Partner 지명원 profile modal ---- */
.profile-modal { width: min(680px, 100%); }
.profile-en {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--on-deep-mute);
  margin-top: 8px;
}
.profile-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 36px;
}
.profile-table tr { border-bottom: 1px solid var(--line-soft); }
.profile-table th {
  text-align: left;
  width: 140px;
  padding: 13px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-3);
  vertical-align: top;
}
.profile-table td {
  padding: 13px 0;
  font-size: 14px;
  color: var(--ink);
}

/* ---- Profile body (redesigned for legibility) ---- */
.profile-body { padding: 36px 44px 44px; }
.profile-intro {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  font-weight: 500;
  margin: 0 0 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
  text-wrap: pretty;
}
.profile-section { margin-bottom: 34px; }
.profile-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 18px;
}
.profile-title .pt-bar {
  width: 6px; height: 20px;
  border-radius: 2px;
  background: var(--accent);
  flex-shrink: 0;
}
.profile-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
.ov-item {
  background: var(--bg);
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.ov-item:first-child,
.ov-item:nth-child(4) { } /* reserved */
.ov-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.ov-value {
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
  line-height: 1.45;
}
.license-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.license-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 16px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  font-size: 14px;
  font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
}
.license-chip .chip-num {
  font-size: 10px;
  color: var(--accent);
  background: var(--bg);
  width: 20px; height: 20px;
  border-radius: 50%;
  display: grid; place-items: center;
}
.patent-chip {
  background: var(--lime-soft);
  color: var(--lime-ink);
  white-space: normal;
}
.capability-grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.cap-row {
  background: var(--bg);
  display: grid;
  grid-template-columns: 1.15fr 1fr 1.35fr;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
}
.cap-field {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.cap-value {
  display: flex;
  align-items: baseline;
  gap: 7px;
  font-size: 21px;
  font-weight: 800;
  color: var(--accent-ink);
  letter-spacing: -0.02em;
}
.cap-unit {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  letter-spacing: 0;
}
.cap-rank {
  font-size: 13px;
  color: var(--ink-2);
  text-align: right;
}
.cap-rank strong {
  color: var(--ink);
  font-weight: 700;
}
.cap-total { color: var(--ink-3); }
.tech-grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.tech-row {
  background: var(--bg);
  display: grid;
  grid-template-columns: 96px 1fr;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
}
.tech-field {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.tech-grades {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tech-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--line-soft);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}
.tech-chip strong { color: var(--ink); font-weight: 800; }
.tech-top {
  background: var(--accent-soft);
  border-color: transparent;
  color: var(--accent-ink);
}
.tech-top strong { color: var(--accent-ink); }
.cap-note {
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 11px;
  letter-spacing: 0.01em;
}
@media (max-width: 560px) {
  .cap-row { grid-template-columns: 1fr auto; row-gap: 6px; }
  .cap-rank { grid-column: 1 / -1; text-align: left; }
}
.profile-records {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.profile-records li {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  background: var(--bg-soft);
  border-left: 3px solid var(--accent-2);
}
.rec-year {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-2);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}
.rec-title {
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
  line-height: 1.45;
}
.rec-scale {
  font-size: 12px;
  color: var(--ink-3);
  white-space: nowrap;
  margin-left: auto;
}
.profile-note {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  margin: 0;
}
.profile-promise {
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.01em;
  color: var(--ink);
  font-weight: 600;
  margin: 8px 0 0;
  padding: 24px 26px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  text-wrap: pretty;
}
@media (max-width: 560px) {
  .profile-body { padding: 28px; }
  .profile-overview { grid-template-columns: 1fr; }
  .profile-records li { grid-template-columns: 50px 1fr; }
  .rec-scale { grid-column: 2; color: var(--ink-3); }
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.service-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-3);
  margin: 0;
  flex: 1;
}

@media (min-width: 980px) {
  .service-grid { grid-template-columns: repeat(3, 1fr); }
}

/* =========================================
   Specialty — large feature row
   ========================================= */
.specialty {
  background: var(--bg-deep);
  color: var(--on-deep);
  position: relative;
  overflow: hidden;
}
.specialty::before {
  content: "";
  display: none;
}
.specialty .section-head h2 { color: var(--on-deep); }
.specialty .section-head .lede { color: var(--on-deep-mute); }
.specialty .eyebrow { color: var(--accent-2); }
.specialty .eyebrow .bar { background: var(--accent-2); }

.specialty-list { position: relative; z-index: 1; }
.specialty-row {
  display: grid;
  grid-template-columns: 80px 320px 1fr auto;
  gap: 40px;
  padding: 36px 0;
  border-top: 1px solid color-mix(in srgb, var(--on-deep) 15%, transparent);
  align-items: center;
  cursor: pointer;
  transition: padding 240ms ease;
}
.specialty-row:last-child { border-bottom: 1px solid color-mix(in srgb, var(--on-deep) 15%, transparent); }
.specialty-row:hover { padding-left: 12px; }
.specialty-row .idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-2);
  letter-spacing: 0.1em;
}
.specialty-row .title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--on-deep);
}
.specialty-row .desc {
  font-size: 14px;
  color: var(--on-deep-mute);
  line-height: 1.6;
  max-width: 480px;
}
.specialty-row .arrow {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-2);
  transition: transform 240ms ease;
}
.specialty-row:hover .arrow { transform: translateX(8px); }

/* =========================================
   Process
   ========================================= */
.process { background: var(--bg-elevated); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: "";
  position: absolute;
  top: 26px;
  left: 6%;
  right: 6%;
  height: 1px;
  background: var(--line);
  z-index: 0;
}
.process-step {
  position: relative;
  z-index: 1;
  padding: 0 16px;
}
.process-step .dot {
  width: 52px; height: 52px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 32px;
  position: relative;
}
.process-step .dot::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
}
.process-step h4 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.process-step p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-3);
  margin: 0 0 16px;
}
.process-step .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  text-transform: uppercase;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

/* =========================================
   Contact
   ========================================= */
.contact { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact-grid.single {
  grid-template-columns: 1fr;
  max-width: 680px;
  margin: 0 auto;
}
.contact-info { }
.contact-info h2 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 4.2vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 600;
  margin: 16px 0 28px;
  color: var(--ink);
}
.contact-info .lede {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-2);
  margin-bottom: 48px;
  max-width: 440px;
}
.contact-channels { display: grid; gap: 20px; }
.channel {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.channel:last-child { border-bottom: 1px solid var(--line); }
.channel .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.channel .value {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  font-weight: 500;
}
.channel .value.small { font-size: 16px; font-family: var(--font-sans); font-weight: 400; }

.form-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 48px;
}
.form-card .form-header {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line-soft);
}
.form-card h3 {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--ink);
  white-space: nowrap;
}
.form-card .step-indicator {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-3);
}
.form-card .step-indicator b { color: var(--accent); font-weight: 500; }

.field { display: grid; gap: 8px; margin-bottom: 22px; }
.field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  display: flex; align-items: center; gap: 6px;
}
.field label .req { color: var(--accent); font-family: var(--font-mono); }
.field input, .field textarea, .field select {
  font-family: inherit;
  font-size: 15px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  outline: none;
  transition: border-color 180ms ease, background 180ms ease;
  width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--ink);
  background: var(--bg-elevated);
}
.field textarea { min-height: 110px; resize: vertical; font-family: inherit; }
.field .error {
  font-size: 12px;
  color: #b54a3a;
  font-family: var(--font-mono);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 22px;
}
.category-chip {
  font-size: 13px;
  padding: 11px 10px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink-2);
  cursor: pointer;
  text-align: center;
  transition: all 180ms ease;
  font-family: inherit;
}
.category-chip:hover { border-color: var(--ink-2); }
.category-chip.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.consent {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 12px;
  color: var(--ink-3);
  line-height: 1.6;
  margin: 8px 0 24px;
  cursor: pointer;
}
.consent input { margin-top: 3px; accent-color: var(--accent); }

.form-submit {
  width: 100%;
  padding: 18px;
  background: var(--accent);
  color: #fff;
  border: none;
  font-family: inherit;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background 180ms ease;
}
.form-submit:hover:not(:disabled) { background: var(--accent-ink); }
.form-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.form-senderror {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 15px;
  margin-bottom: 16px;
  background: color-mix(in srgb, #c0392b 9%, var(--bg));
  border: 1px solid color-mix(in srgb, #c0392b 32%, transparent);
  border-radius: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: #9a2f22;
}
.form-senderror .se-icon {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #c0392b;
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  display: grid;
  place-items: center;
  margin-top: 1px;
}
.sending-dots {
  display: inline-block;
  width: 1.2em;
  text-align: left;
  animation: sendingDots 1.2s steps(4, end) infinite;
}
@keyframes sendingDots {
  0% { clip-path: inset(0 100% 0 0); }
  100% { clip-path: inset(0 0 0 0); }
}

.form-success {
  text-align: center;
  padding: 40px 24px;
}
.form-success .check {
  width: 56px; height: 56px;
  border: 1px solid var(--accent);
  margin: 0 auto 24px;
  display: grid; place-items: center;
  color: var(--accent);
  font-size: 24px;
  font-family: var(--font-serif);
}
.form-success h4 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--ink);
}
.form-success p { color: var(--ink-3); margin: 0; }

/* =========================================
   Footer
   ========================================= */
.footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #0d2839 0%, #08191f 100%);
  color: #eaf4f9;
  padding: 80px 0 32px;
  border-top: 1px solid color-mix(in srgb, var(--accent-2) 30%, transparent);
  /* footer-scoped: light text tokens on the dark anchor */
  --on-deep: #f3fbff;
  --on-deep-mute: #9dc0d1;
}
.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, #ffffff 6%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, #ffffff 6%, transparent) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: radial-gradient(92% 72% at 88% 0%, #000 0%, transparent 70%);
  mask-image: radial-gradient(92% 72% at 88% 0%, #000 0%, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.footer > .container { position: relative; z-index: 1; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-partners {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid color-mix(in srgb, #ffffff 12%, transparent);
}
.partners-label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}
.partners-label .mono {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--on-deep);
  opacity: 0.78;
}
.partners-label span:last-child {
  font-size: 13px;
  color: var(--on-deep-mute);
}
.partners-list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.partner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 16px 22px;
  border: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  background: color-mix(in srgb, #ffffff 7%, transparent);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: border-color 200ms ease, background 200ms ease, transform 200ms ease, box-shadow 200ms ease;
  white-space: nowrap;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  position: relative;
  border-radius: var(--radius);
}
.partner:hover {
  border-color: color-mix(in srgb, var(--accent-2) 55%, transparent);
  background: color-mix(in srgb, #ffffff 12%, transparent);
  transform: translateY(-2px);
  box-shadow: 0 16px 34px -22px rgba(0,0,0,0.55);
}
.partner-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--on-deep);
  letter-spacing: -0.01em;
}
.partner-en {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--on-deep-mute);
}
.partner-cta {
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--accent-2);
  margin-top: 4px;
  transition: gap 200ms ease;
}
.partner:hover .partner-cta { color: #8fdcff; }
.footer-main {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 48px;
}
.footer-info {
  display: grid;
  gap: 16px;
  padding-left: 64px;
  border-left: 1px solid color-mix(in srgb, #ffffff 14%, transparent);
}
.footer-info .info-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 40px;
  font-size: 14px;
  color: var(--on-deep);
  line-height: 1.5;
}
.footer-info .info-row span {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  white-space: nowrap;
}
.footer-info .info-row b {
  color: var(--on-deep-mute);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.footer-brand .brand-mark { background: var(--accent); color: #fff; }
.footer-mail {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, currentColor 40%, transparent);
  transition: color 160ms ease, border-color 160ms ease;
}
.footer-mail:hover { color: var(--accent-2); border-bottom-color: var(--accent-2); }
.footer-brand .brand-text .ko { color: var(--on-deep); }
.footer-brand .brand-text .en { color: var(--on-deep-mute); }
.footer-brand p {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-deep-mute);
  max-width: 320px;
}
.footer h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--on-deep-mute);
  text-transform: uppercase;
  font-weight: 600;
  margin: 0 0 22px;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.footer li {
  font-size: 14px;
  color: var(--on-deep-mute);
  cursor: pointer;
  transition: color 180ms ease;
}
.footer li:hover { color: var(--on-deep); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid color-mix(in srgb, #ffffff 12%, transparent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--on-deep-mute);
  text-transform: uppercase;
}

/* =========================================
   Animations
   Progressive-enhancement: elements are VISIBLE by default. JS may stamp
   [data-pending] on offscreen items to hide them, then IO removes it to
   animate in. If JS/IO never runs, content is still readable.
   ========================================= */
.reveal {
  transition: opacity 800ms cubic-bezier(.2,.7,.2,1), transform 800ms cubic-bezier(.2,.7,.2,1);
}
.reveal[data-pending] {
  opacity: 0;
  transform: translateY(28px);
  will-change: opacity, transform;
}

/* =========================================
   Rich v2 — texture, watermarks, band, timeline
   ========================================= */

/* Subtle paper grain on cream sections */
.services, .contact {
  position: relative;
}
.services::after, .contact::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}
.services > .container, .contact > .container { position: relative; z-index: 1; }

/* Section watermark removed for clean look */
.services .section-head { position: relative; }
.process { position: relative; overflow: hidden; }
.process .container { position: relative; z-index: 1; }

/* ---- Slogan band (clean white) ---- */
.slogan-band {
  position: relative;
  background:
    radial-gradient(130% 120% at 88% -25%, color-mix(in srgb, var(--accent-2) 26%, transparent) 0%, transparent 52%),
    linear-gradient(158deg, #103244 0%, #0a2330 100%);
  border-top: 1px solid color-mix(in srgb, var(--accent-2) 30%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--accent-2) 22%, transparent);
  color: #e9f5fb;
  padding: 104px 0;
  overflow: hidden;
}
/* faint engineering grid, fading toward the heading */
.slogan-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, #ffffff 8%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, #ffffff 8%, transparent) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: radial-gradient(110% 90% at 80% 0%, #000 0%, transparent 66%);
  mask-image: radial-gradient(110% 90% at 80% 0%, #000 0%, transparent 66%);
  opacity: 0.6;
  pointer-events: none;
}
.band-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1.18fr;
  gap: 64px;
  align-items: center;
}
.band-lead .eyebrow { background: color-mix(in srgb, var(--accent-2) 16%, transparent); color: #bfe7f9; }
.slogan-band .eyebrow .bar { background: var(--accent-2); }
.band-lead h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.2;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 18px 0 0;
  color: #f4fbff;
}
.band-lead h2 .accent { color: var(--accent-2); }
.band-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.band-value {
  background: #225f7e;
  border: 1px solid color-mix(in srgb, var(--accent-2) 60%, transparent);
  border-radius: var(--radius);
  padding: 26px 22px;
  position: relative;
  box-shadow: 0 18px 40px -26px rgba(0,0,0,0.6);
  transition: transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease, background 240ms ease;
}
.band-value:hover {
  transform: translateY(-4px);
  background: #2b7397;
  border-color: color-mix(in srgb, var(--accent-2) 80%, transparent);
  box-shadow: 0 26px 50px -26px rgba(0,0,0,0.7);
}
.bv-no {
  display: inline-grid;
  place-items: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent-2) 92%, #ffffff);
  color: #0a2330;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}
.band-value:nth-child(2) .bv-no { background: #ffffff; color: #06202c; }
.bv-ko {
  font-size: 20px;
  font-weight: 800;
  color: #f4fbff;
  letter-spacing: -0.02em;
}
.bv-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: #b6d2de;
  margin-top: 8px;
}

/* ---- Process timeline upgrade ---- */
.process-steps::before {
  background: var(--line);
}
.process-step .dot {
  transition: background 280ms ease, border-color 280ms ease, color 280ms ease;
}
.process-step:hover .dot {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.process-step:hover .dot::after {
  border-color: color-mix(in srgb, var(--accent-2) 55%, transparent);
}

/* ---- Project teaser banner ---- */
.proj-teaser {
  position: relative;
  overflow: hidden;
  background: var(--bg-deep);
  color: #fff;
  padding: 120px 0;
}
.proj-teaser .pt-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}
.proj-teaser::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,20,38,0.92) 0%, rgba(10,20,38,0.6) 55%, rgba(10,20,38,0.3) 100%);
}
.proj-teaser .container { position: relative; z-index: 1; }
.proj-teaser .pt-inner { max-width: 560px; }
.proj-teaser .eyebrow { color: var(--accent-2); }
.proj-teaser .eyebrow .bar { background: var(--accent-2); }
.proj-teaser h2 {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 20px 0 0;
  color: #fff;
  text-wrap: balance;
}
.proj-teaser p {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  margin: 20px 0 32px;
}
.proj-teaser .btn-primary { background: var(--accent); border-color: var(--accent); }
.proj-teaser .btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
@media (max-width: 720px) {
  .proj-teaser { padding: 80px 0; }
}

/* ---- Partner (태황건설) section ---- */
.partner-section {
  position: relative;
  background: var(--bg-elevated);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.partner-watermark {
  position: absolute;
  right: -50px; top: 40px;
  font-size: 380px;
  line-height: 1;
  font-weight: 700;
  color: color-mix(in srgb, var(--ink) 4%, transparent);
  pointer-events: none;
  z-index: 0;
}
.partner-section .container { position: relative; z-index: 1; }
.partner-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: start;
}
.partner-id {
  background: var(--bg-soft);
  color: var(--ink);
  padding: 40px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  /* light card: flip white text tokens to ink */
  --on-deep: var(--ink);
  --on-deep-mute: var(--ink-3);
}
.partner-id-head {
  padding-bottom: 24px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.partner-id-name {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--on-deep);
}
.partner-id-en {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-top: 8px;
}
.partner-id .profile-table { margin-bottom: 0; }
.partner-id .profile-table tr { border-bottom-color: var(--line); }
.partner-id .profile-table th { color: var(--ink-3); }
.partner-id .profile-table td { color: var(--ink); }
.partner-detail { padding-top: 4px; }
.partner-block { margin-bottom: 36px; }
.partner-block:last-of-type { margin-bottom: 16px; }

/* =========================================
   Friendly refinements — sky + lime, soft & approachable
   (later cascade overrides earlier same-specificity rules)
   ========================================= */

/* Headings → clean sans, bold & approachable */
.hero h1,
.section-head h2,
.contact-info h2,
.band-lead h2,
.proj-teaser h2,
.service-card h3,
.form-card h3,
.process-step h4,
.svc-meta h3,
.form-success h4,
.about-body h2 {
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.035em;
}
.hero h1 { line-height: 1.14; }
.hero h1 .accent { color: var(--accent); font-weight: 800; }
.hero h1 .accent::after { background: color-mix(in srgb, var(--accent-2) 55%, transparent); }

/* Eyebrow → friendly pill chip */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  padding: 7px 15px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: 0.01em;
  text-transform: none;
}
.eyebrow .bar { display: none; }
.eyebrow { white-space: nowrap; }
.band-lead .eyebrow,
.process .eyebrow { background: var(--lime-soft); color: var(--lime-ink); }

/* Buttons → pill */
.btn { border-radius: 999px; font-weight: 600; white-space: nowrap; }
.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-ink); border-color: var(--accent-ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Rounded surfaces */
.form-card { border-radius: var(--radius-lg); }
.svc-modal { border-radius: var(--radius-lg); }
.svc-icon { border-radius: 16px; }
.field input, .field textarea, .field select { border-radius: var(--radius); }
.form-submit { border-radius: 999px; }
.category-chip { border-radius: 999px; }
.form-senderror { border-radius: var(--radius); }
.partner-id, .partner-block { border-radius: var(--radius); }
.nav-cta { border-radius: 999px; }
.process-step .dot { border-radius: 50%; }

/* Process dots → friendly filled pastels */
.process-step .dot {
  background: var(--accent-soft);
  border: none;
  color: var(--accent);
}
.process-step .dot::after { display: none; }
.process-step:nth-child(2n) .dot { background: var(--lime-soft); color: var(--lime-ink); }
.process-steps::before { background: var(--line); }

/* Softer focus */
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Modal header → friendly deep teal already via --bg-deep */

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 960px) {
  .partner-grid { grid-template-columns: 1fr; gap: 32px; }
  .partner-watermark { font-size: 240px; }
  .about-grid, .contact-grid, .footer-grid, .section-head { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { padding-left: 0; border-left: none; padding-top: 32px; border-top: 1px solid var(--line); }
  .process-steps { grid-template-columns: 1fr 1fr; gap: 40px 16px; }
  .process-steps::before { display: none; }
  .specialty-row { grid-template-columns: 60px 1fr; }
  .specialty-row .desc, .specialty-row .arrow { display: none; }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .footer-partners { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-info { padding-left: 0; border-left: none; padding-top: 24px; border-top: 1px solid color-mix(in srgb, var(--on-deep) 12%, transparent); }
  .section { padding: 80px 0; }
  .hero { padding: 120px 0 80px; }
  .slogan-band { padding: 80px 0; }
  .band-inner { grid-template-columns: 1fr; gap: 40px; }
  .band-values { grid-template-columns: 1fr; }
  .form-card { padding: 28px; }
  .svc-modal-head { padding: 32px 28px; }
  .svc-body { padding: 28px; }
  .svc-meta h3 { font-size: 24px; }
  .svc-icon { width: 54px; height: 54px; }
  .field-row { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .hero-copy { max-width: 100%; }
}