/* SIA STREET (siastreet.com) — Brand Platon style */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");

:root {
  --bg: #ffffff;
  --ink: #111111;
  --ink-soft: #333333;
  --muted: #666666;
  --line: #e8e8e8;
  --navy: #0b1c3a;
  --navy-deep: #071428;
  --accent: #1a5cff;
  --mint: #2bb8a6;
  --hero-overlay: rgba(8, 16, 32, 0.55);
  --max: 1100px;
  --nav-h: 56px;
  --float-h: 0px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --font: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}

@media (min-width: 961px) {
  :root {
    --nav-h: 64px;
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: calc(var(--float-h) + var(--safe-bottom));
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
li,
blockquote,
cite,
label,
.btn,
.nav-menu a,
.column-item h3,
.stat-item p,
.eyebrow,
.section-lead,
.mission-line,
.promise,
.quote-strip,
.prose {
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}

/* 의도한 줄만 바꾸고, 어절 중간 분리 방지 */
.line {
  display: block;
}

.nb,
.mark,
.brand {
  white-space: nowrap;
}

.mark {
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

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

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

button {
  font: inherit;
  border: 0;
  background: none;
  cursor: pointer;
}

.container {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* ========== NAV ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top, 0px);
}

.nav-inner {
  height: var(--nav-h);
  width: min(100% - 20px, 1280px);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 15px;
  white-space: nowrap;
}

.nav-brand span {
  color: var(--accent);
}

.nav-toggle {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
  transition: 0.2s ease;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle span::before {
  top: -6px;
}

.nav-toggle span::after {
  top: 6px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
  margin-left: auto;
  overflow-x: auto;
}

.nav-menu a {
  display: block;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  white-space: nowrap;
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--ink);
}

.nav-menu a.active::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 2px;
  height: 2px;
  background: var(--ink);
}

.nav-cta {
  display: none;
  margin-left: 8px;
  padding: 8px 14px;
  background: var(--navy);
  color: #fff !important;
  font-size: 12px;
  font-weight: 600;
}

.nav-backdrop {
  display: none;
}

@media (max-width: 960px) {
  .nav-brand {
    font-size: 16px;
  }

  .nav-toggle {
    order: -1;
    width: 44px;
    height: 44px;
    margin-left: -6px;
  }

  body.nav-open .nav-toggle span {
    background: transparent;
  }

  body.nav-open .nav-toggle span::before {
    top: 0;
    transform: rotate(45deg);
  }

  body.nav-open .nav-toggle span::after {
    top: 0;
    transform: rotate(-45deg);
  }

  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 90;
    background: rgba(7, 20, 40, 0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  body.nav-open .nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu {
    position: fixed;
    top: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
    left: 0;
    right: 0;
    bottom: auto;
    max-height: min(78vh, calc(100dvh - var(--nav-h) - 24px));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 16px calc(20px + var(--safe-bottom));
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s ease;
    gap: 0;
    z-index: 95;
    margin-left: 0;
  }

  body.nav-open .nav-menu {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu li {
    list-style: none;
  }

  .nav-menu a {
    padding: 16px 4px;
    border-bottom: 1px solid #f2f2f2;
    font-size: 16px;
    min-height: 48px;
    display: flex;
    align-items: center;
  }

  .nav-menu a.active {
    color: var(--accent);
    font-weight: 700;
  }

  .nav-menu a.active::after {
    display: none;
  }
}

@media (min-width: 961px) {
  .nav-toggle {
    display: none;
  }

  .nav-cta {
    display: inline-block;
  }
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: calc(100svh - var(--nav-h) - env(safe-area-inset-top, 0px));
  display: grid;
  place-items: center;
  color: #fff;
  text-align: center;
  overflow: hidden;
  background:
    linear-gradient(var(--hero-overlay), var(--hero-overlay)),
    url("https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=2000&q=80")
      center/cover no-repeat;
}

.hero-inner {
  width: min(100% - 32px, 900px);
  padding: 80px 0 100px;
  text-align: center;
  margin-inline: auto;
}

.hero h1 {
  margin: 0;
  font-size: clamp(24px, 4.2vw, 42px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.45;
  text-align: center;
  word-break: keep-all;
  overflow-wrap: normal;
}

.hero h1 .line {
  display: block;
}

.hero h1 .mark {
  display: inline;
  background: var(--accent);
  padding: 0.08em 0.25em;
}

.hero-sub {
  margin: 28px auto 0;
  max-width: 520px;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.92);
}

.hero-sub .line + .line {
  margin-top: 0.35em;
}

.section-lead .line + .line,
.highlight-box .line + .line,
.quote .line + .line,
.promise p .line + .line {
  margin-top: 0.25em;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  color: #fff;
  opacity: 0.85;
  animation: bob 1.6s ease-in-out infinite;
}

@keyframes bob {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 8px);
  }
}

/* ========== SECTIONS ========== */
.section {
  padding: 100px 0;
}

.section.tight {
  padding: 72px 0;
}

.section.dark {
  background: var(--navy-deep);
  color: #fff;
}

.section.navy {
  background: var(--navy);
  color: #fff;
}

.section.soft {
  background: #f7f8fa;
}

.eyebrow {
  margin: 0 0 16px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section-title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.35;
  text-align: center;
}

.section-title .mark {
  display: inline;
  background: var(--accent);
  color: #fff;
  padding: 0.05em 0.2em;
}

.section-title .line {
  display: block;
}

.section-lead {
  margin: 18px auto 0;
  max-width: 560px;
  text-align: center;
  color: var(--muted);
  font-size: 15px;
}

.center {
  text-align: center;
}

/* story band image */
.band-image {
  height: clamp(220px, 36vw, 380px);
  background:
    linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)),
    url("https://images.unsplash.com/photo-1584982751601-97dcc096659c?auto=format&fit=crop&w=1800&q=80")
      center/cover no-repeat;
}

/* ========== PILLAR CARDS ========== */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.pillar {
  padding: 36px 28px;
  background: #fff;
  border: 1px solid var(--line);
  min-height: 280px;
}

.pillar-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.pillar h3 {
  margin: 0 0 16px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.pillar p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

@media (max-width: 800px) {
  .pillars {
    grid-template-columns: 1fr;
  }
}

/* ========== COMPARE ========== */
.compare-wrap {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.compare {
  border: 1px solid var(--line);
  padding: 28px 24px;
  background: #fff;
}

.compare.good {
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(26, 92, 255, 0.08);
}

.compare .label {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 10px;
}

.compare h3 {
  margin: 0 0 14px;
  font-size: 22px;
  letter-spacing: -0.02em;
}

.compare.good h3 {
  color: var(--accent);
}

.compare p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .compare-wrap {
    grid-template-columns: 1fr;
  }
}

.quote-strip {
  margin-top: 40px;
  padding: 32px;
  background: var(--navy);
  color: #fff;
  text-align: center;
}

.quote-strip p {
  margin: 0;
  font-size: clamp(16px, 2.2vw, 22px);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.quote-strip small {
  display: block;
  margin-top: 14px;
  opacity: 0.75;
  font-size: 13px;
}

/* ========== TESTIMONIAL ========== */
.testimonial {
  max-width: 720px;
  margin: 48px auto 0;
  text-align: center;
}

.testimonial blockquote {
  margin: 0;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 500;
  line-height: 1.8;
  letter-spacing: -0.02em;
}

.testimonial cite {
  display: block;
  margin-top: 24px;
  font-style: normal;
  font-size: 13px;
  color: var(--muted);
}

/* ========== LOGO WALL ========== */
.logo-wall {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.logo-cell {
  aspect-ratio: 2/1;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  color: #999;
  background: #fff;
}

@media (max-width: 700px) {
  .logo-wall {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========== CASE / STORY CTA ========== */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.split-visual {
  min-height: 360px;
  background:
    linear-gradient(rgba(11, 28, 58, 0.35), rgba(11, 28, 58, 0.55)),
    url("https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&w=1400&q=80")
      center/cover no-repeat;
}

.split h2 {
  margin: 0 0 18px;
  font-size: clamp(24px, 3.2vw, 34px);
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.split p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
}

.split .btn {
  margin-top: 10px;
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
  }

  .split-visual {
    min-height: 240px;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  transition: 0.2s ease;
}

.btn:hover {
  filter: brightness(1.08);
}

.btn.ghost {
  background: transparent;
  border: 1px solid currentColor;
}

.btn.dark {
  background: var(--navy);
}

/* ========== CEO ========== */
.ceo-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}

.ceo-photo {
  aspect-ratio: 4/5;
  background:
    linear-gradient(rgba(7, 20, 40, 0.25), rgba(7, 20, 40, 0.45)),
    url("https://images.unsplash.com/photo-1530026405186-ed1f139313f8?auto=format&fit=crop&w=1000&q=80")
      center/cover no-repeat;
}

.ceo-grid h2 {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.ceo-grid .ceo-title {
  margin: 0 0 24px;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.ceo-grid p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
}

.ceo-sign {
  margin-top: 28px;
  font-size: 13px;
  color: var(--ink-soft);
}

.ceo-sign strong {
  display: block;
  margin-top: 4px;
  font-size: 20px;
  letter-spacing: 0.08em;
}

.ceo-profile-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
}

.ref-note a {
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 800px) {
  .ceo-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .ceo-photo {
    max-width: 320px;
  }
}

/* ========== VISION / PROMISE ========== */
.promise {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.promise .label {
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--mint);
  margin-bottom: 18px;
}

.promise h2 {
  margin: 0 0 24px;
  font-size: clamp(26px, 3.8vw, 38px);
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.promise p {
  margin: 0 0 12px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.78);
}

/* ========== PAGE HERO (inner) ========== */
.page-hero {
  padding: 88px 0 64px;
  background:
    linear-gradient(rgba(7, 20, 40, 0.72), rgba(7, 20, 40, 0.72)),
    url("https://images.unsplash.com/photo-1551076805-e1869033e561?auto=format&fit=crop&w=1800&q=80")
      center/cover no-repeat;
  color: #fff;
  text-align: center;
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.03em;
}

.page-hero p {
  margin: 16px auto 0;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
}

.content-block {
  max-width: 720px;
  margin: 0 auto;
}

.content-block h2 {
  margin: 0 0 16px;
  font-size: 24px;
  letter-spacing: -0.02em;
}

.content-block p,
.content-block li {
  color: var(--muted);
  font-size: 15px;
}

.content-block ul {
  padding-left: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.card {
  border: 1px solid var(--line);
  padding: 28px 22px;
  background: #fff;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 800px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

/* form */
.form {
  display: grid;
  gap: 18px;
  max-width: 640px;
  margin: 40px auto 0;
}

.form label:not(.check-chip):not(.form-agree) {
  display: grid;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  font: inherit;
  font-size: 15px;
  line-height: 1.45;
  background: #fff;
  color: var(--ink);
}

.form textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.7;
}

.form-agree {
  display: flex !important;
  gap: 10px;
  align-items: flex-start;
  font-weight: 500 !important;
  font-size: 13px !important;
  line-height: 1.55;
  color: #444;
}

.form-agree input {
  width: 18px;
  height: 18px;
  min-height: 0;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.form > .btn {
  margin-top: 6px;
  width: 100%;
  min-height: 52px;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
}

.check-field {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}


.check-field legend {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  width: 100%;
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  padding: 0;
  color: var(--ink);
}

.check-field .hint {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
}

.check-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.check-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 16px 14px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 14px;
  font-weight: 500;
  min-height: 56px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}


.check-chip input {
  width: 18px;
  height: 18px;
  min-height: 0;
  margin: 0;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.check-chip span {
  line-height: 1.35;
}

.check-chip:has(input:checked) {
  border-color: var(--ink);
  background: #f7f8fa;
}

.check-chip:hover {
  border-color: #bbb;
}

@media (max-width: 560px) {
  .check-grid {
    grid-template-columns: 1fr;
  }
}

.form-honey {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-status {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.6;
  text-align: center;
}

.form-status.is-loading {
  color: var(--muted);
}

.form-status.is-error {
  color: #b42318;
  padding: 12px 14px;
  background: #fff5f5;
  border: 1px solid #f3c1c1;
}

.form-status a {
  color: inherit;
  font-weight: 700;
  text-decoration: underline;
}

.form-success {
  margin: 36px auto 0;
  max-width: 560px;
  padding: 32px 24px;
  border: 1px solid var(--line);
  background: #fff;
  text-align: center;
}

.form-success h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.form-success p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.contact-quick {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 28px auto 8px;
  max-width: 720px;
}

.contact-quick a {
  display: block;
  padding: 16px 14px;
  border: 1px solid var(--line);
  background: #fff;
  text-align: center;
  text-decoration: none;
  color: inherit;
  transition: 0.2s ease;
}

.contact-quick a:hover {
  border-color: var(--ink);
}

.contact-quick strong {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}

.contact-quick span {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .contact-quick {
    grid-template-columns: 1fr;
  }
}

/* ========== FOOTER ========== */
.site-footer {
  background: #0a0a0a;
  color: rgba(255, 255, 255, 0.78);
  padding: 64px 0 28px;
  font-size: 13px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-grid h6 {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #fff;
}

.footer-grid p {
  margin: 0 0 6px;
  line-height: 1.7;
}

.footer-copy {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

@media (max-width: 700px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.temp-badge {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 200;
  background: rgba(11, 28, 58, 0.92);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 8px 10px;
  letter-spacing: -0.01em;
}

/* ========== RICH CONTENT ADDONS ========== */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
  text-align: center;
}

.stat-item {
  padding: 32px 16px;
  border: 1px solid var(--line);
  background: #fff;
}

.stat-item .num {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1.1;
}

.stat-item .unit {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.stat-item p {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .stat-row { grid-template-columns: 1fr; }
}

.story-steps {
  margin-top: 48px;
  display: grid;
  gap: 0;
}

.story-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.story-step:first-child { border-top: 1px solid var(--line); }

.story-step .step-label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent);
  padding-top: 4px;
}

.story-step h3 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.story-step p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

@media (max-width: 600px) {
  .story-step { grid-template-columns: 1fr; gap: 8px; }
}

.prose {
  max-width: 720px;
  margin: 0 auto;
}

.prose p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.prose .lead {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.prose .highlight-box {
  margin: 28px 0;
  padding: 24px 28px;
  background: var(--navy);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.5;
}

.prose .quote {
  margin: 28px 0;
  padding: 20px 24px;
  border-left: 3px solid var(--accent);
  background: #f7f8fa;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.dual-testimonial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.dual-testimonial article {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
}

.dual-testimonial blockquote {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: -0.01em;
}

.dual-testimonial cite {
  display: block;
  margin-top: 18px;
  font-style: normal;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .dual-testimonial { grid-template-columns: 1fr; }
}

.partner-block {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.product {
  border: 1px solid var(--line);
  background: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-visual {
  height: 200px;
  background:
    linear-gradient(160deg, rgba(10, 10, 10, 0.35), rgba(10, 10, 10, 0.55)),
    url("https://images.unsplash.com/photo-1584982751601-97dcc096659c?auto=format&fit=crop&w=1200&q=80")
      center/cover;
}

.product-body {
  padding: 28px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.product .badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}

.product h3 {
  margin: 0 0 12px;
  font-size: 20px;
  letter-spacing: -0.03em;
  line-height: 1.35;
  color: var(--ink);
}

.product p {
  margin: 0 0 20px;
  color: #555;
  font-size: 14px;
  line-height: 1.75;
  flex: 1;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 18px;
}

.price .now {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.product-actions .btn {
  flex: 1 1 auto;
  min-width: 120px;
  margin: 0 !important;
  text-align: center;
  justify-content: center;
}

.price .was {
  font-size: 14px;
  color: #999;
  text-decoration: line-through;
}

@media (max-width: 700px) {
  .product-grid { grid-template-columns: 1fr; }
}

.column-list {
  margin-top: 36px;
  border-top: 1px solid var(--line);
}

.column-item {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.column-item .no {
  font-size: 13px;
  font-weight: 700;
  color: #999;
}

.column-item h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.column-item .meta {
  font-size: 12px;
  color: #999;
  white-space: nowrap;
}

@media (max-width: 700px) {
  .column-item {
    grid-template-columns: 40px 1fr;
  }
  .column-item .meta {
    grid-column: 2;
    white-space: normal;
  }
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.benefit {
  padding: 24px;
  border: 1px solid var(--line);
  background: #fff;
}

.benefit .n {
  font-size: 12px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}

.benefit h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.benefit p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .benefit-grid { grid-template-columns: 1fr; }
}

.float-cta {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 150;
  display: flex;
  gap: 8px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
}

.float-cta a {
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  text-align: center;
}

.float-cta .primary {
  background: var(--accent);
  color: #fff;
}

.float-cta .secondary {
  background: var(--navy);
  color: #fff;
}

.video-wrap {
  position: relative;
  width: min(100%, 800px);
  margin: 40px auto 0;
  aspect-ratio: 16/9;
  background: #000;
}

.video-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.check-list li {
  position: relative;
  padding: 12px 0 12px 28px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  color: var(--ink-soft);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 14px;
  height: 14px;
  border: 2px solid var(--accent);
  border-radius: 50%;
}

.section.narrow { padding: 72px 0; }

.band-image.alt {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)),
    url("https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
}

.band-image.alt2 {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.25)),
    url("https://images.unsplash.com/photo-1538108149393-fbbd81895907?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
}

.mission-line {
  text-align: center;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.45;
  margin: 0;
}

.mission-line em {
  font-style: normal;
  color: var(--accent);
}

/* ========== REFERENCE ========== */
.ref-scope {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 36px;
}

.ref-scope-item {
  border: 1px solid var(--line);
  background: var(--navy);
  color: #fff;
  padding: 18px 16px;
  word-break: keep-all;
}

.ref-scope-item strong {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 8px;
}

.ref-scope-item span {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.02em;
}

.ref-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.ref-card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 28px 22px;
}

.ref-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 10px;
}

.ref-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  letter-spacing: -0.02em;
  word-break: keep-all;
}

.ref-card p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  word-break: keep-all;
}

.ref-sample {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
  border: 1px solid var(--line);
  background: #f7f8fa;
  overflow: hidden;
}

.ref-sample-copy {
  padding: 32px 28px;
}

.ref-sample-copy h3 {
  margin: 0 0 12px;
  font-size: 20px;
  letter-spacing: -0.02em;
  word-break: keep-all;
}

.ref-sample-copy p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
  word-break: keep-all;
}

.ref-sample-visual {
  display: grid;
  place-items: center;
  min-height: 200px;
  background:
    linear-gradient(135deg, rgba(11, 28, 58, 0.88), rgba(26, 92, 255, 0.55)),
    url("https://images.unsplash.com/photo-1559757175-5700dde675bc?auto=format&fit=crop&w=1000&q=80")
      center/cover;
  color: #fff;
  text-align: center;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.5;
  word-break: keep-all;
}

.ref-note {
  margin: 20px 0 0;
  text-align: center;
  font-size: 12px;
  color: #888;
  word-break: keep-all;
}

@media (max-width: 860px) {
  .ref-scope,
  .ref-grid {
    grid-template-columns: 1fr;
  }

  .ref-sample {
    grid-template-columns: 1fr;
  }

  .ref-sample-copy {
    padding: 24px 20px;
  }

  .ref-sample-visual {
    min-height: 160px;
  }
}

/* ========== MOBILE POLISH ========== */
@media (max-width: 960px) {
  :root {
    --float-h: 72px;
  }

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

  .section {
    padding: 64px 0;
  }

  .section.tight,
  .section.narrow {
    padding: 48px 0;
  }

  .section-title {
    word-break: keep-all;
  }

  .band-image {
    height: clamp(160px, 42vw, 240px);
  }

  .hero {
    min-height: calc(100svh - var(--nav-h) - env(safe-area-inset-top, 0px));
    background-position: center center;
  }

  .hero-inner {
    width: min(100% - 28px, 900px);
    padding: 48px 0 96px;
  }

  .hero h1 {
    font-size: clamp(22px, 6.4vw, 30px);
    line-height: 1.4;
  }

  /* 모바일: 짧은 강조는 한 덩어리 유지, 긴 줄은 line 블록으로만 나눔 */
  .hero h1 .mark,
  .section-title .mark {
    white-space: nowrap;
  }

  .nb-sm {
    white-space: nowrap;
  }

  .hero-sub {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.75;
  }

  .hero-scroll {
    bottom: calc(18px + var(--float-h));
  }

  .page-hero {
    padding: 56px 0 44px;
  }

  .page-hero h1 {
    font-size: clamp(24px, 7vw, 34px);
    word-break: keep-all;
  }

  .pillars,
  .card-grid,
  .compare-wrap,
  .dual-testimonial,
  .product-grid,
  .benefit-grid,
  .ceo-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .pillar,
  .card,
  .compare,
  .product-body,
  .benefit {
    padding: 24px 20px;
  }

  .pillar {
    min-height: 0;
  }

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

  .stat-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat-item {
    padding: 22px 16px;
  }

  .stat-item .num {
    font-size: 40px;
  }

  .story-step {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 22px 0;
  }

  .quote-strip {
    padding: 24px 18px;
  }

  .quote-strip p {
    font-size: 16px;
    word-break: keep-all;
  }

  .prose p,
  .prose .lead {
    word-break: keep-all;
  }

  .prose .highlight-box,
  .prose .quote {
    padding: 18px 16px;
    font-size: 16px;
  }

  .ceo-photo {
    max-width: 100%;
    aspect-ratio: 16/11;
  }

  .split-visual {
    min-height: 200px;
  }

  .btn {
    width: 100%;
    max-width: 100%;
    min-height: 48px;
    padding: 14px 18px;
  }

  .center .btn,
  p.center .btn {
    display: block;
    width: 100%;
    margin-bottom: 10px;
  }

  .form {
    width: 100%;
    max-width: 100%;
  }

  .form input,
  .form textarea,
  .form select {
    font-size: 16px;
    min-height: 48px;
    border-radius: 0;
  }

  .form textarea {
    min-height: 140px;
  }

  .form select[multiple] {
    min-height: 140px;
  }

  .column-item {
    grid-template-columns: 36px 1fr;
    gap: 10px;
    padding: 16px 0;
  }

  .column-item h3 {
    font-size: 15px;
    word-break: keep-all;
  }

  .column-item .meta {
    grid-column: 2;
  }

  .video-wrap {
    margin-top: 28px;
  }

  .site-footer {
    padding: 48px 0 calc(28px + var(--safe-bottom));
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .float-cta {
    left: 0;
    right: 0;
    bottom: 0;
    transform: none;
    width: 100%;
    gap: 0;
    padding: 10px 12px calc(10px + var(--safe-bottom));
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.08);
    background: rgba(255, 255, 255, 0.98);
  }

  .float-cta a {
    flex: 1;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 10px;
    font-size: 13px;
  }

  .float-cta a + a {
    margin-left: 8px;
  }

  .float-cta a:nth-child(3),
  .float-cta .desktop-only {
    display: none;
  }

  .temp-badge {
    display: none;
  }

  .promise h2 {
    font-size: clamp(22px, 6.5vw, 30px);
  }

  .mission-line {
    font-size: clamp(20px, 5.8vw, 28px);
  }
}

@media (max-width: 380px) {
  .hero h1 {
    font-size: 21px;
  }

  .float-cta a {
    font-size: 12px;
    padding: 12px 6px;
  }

  /* 아주 좁은 폭에서는 강조 박스 강제 nowrap 해제 */
  .mark {
    white-space: normal;
  }
}

@media (min-width: 961px) {
  .float-cta .mobile-only {
    display: none;
  }
}

/* ========== ADS / SIA STREET ========== */
.page-hero-ads {
  background:
    linear-gradient(rgba(7, 20, 40, 0.75), rgba(7, 20, 40, 0.75)),
    url("https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=1800&q=80")
      center/cover no-repeat;
}

.page-hero-fnb {
  background:
    linear-gradient(rgba(7, 20, 40, 0.72), rgba(7, 20, 40, 0.72)),
    url("https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?auto=format&fit=crop&w=1800&q=80")
      center/cover no-repeat;
}

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

.ad-pick-card .btn {
  margin-top: 18px;
}

.price-mini {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}

.price-mini li {
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
}

.price-mini span {
  color: #999;
  font-size: 12px;
}

.price-table {
  margin-top: 40px;
  border: 1px solid var(--line);
  background: #fff;
}

.price-table h3 {
  margin: 0;
  padding: 18px 22px;
  font-size: 16px;
  border-bottom: 1px solid var(--line);
}

.price-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}

.price-row strong {
  display: block;
  font-size: 15px;
}

.price-row span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--muted);
}

.price-row em {
  font-style: normal;
  font-weight: 800;
  color: var(--accent);
  white-space: nowrap;
}

.price-note {
  margin: 0;
  padding: 14px 22px;
  font-size: 13px;
  color: var(--muted);
}

.check-list {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
}

.check-list li {
  margin: 6px 0;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.process-step {
  border: 1px solid var(--line);
  padding: 22px 18px;
  background: #fff;
}

.process-step span {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
}

.process-step h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.process-step p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.dual-brand {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 40px;
}

#ads .dual-brand {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 900px) {
  #ads .dual-brand {
    grid-template-columns: repeat(4, 1fr);
  }
}

.dual-brand a {
  display: block;
  padding: 28px 24px;
  border: 1px solid var(--line);
  background: #fff;
  transition: 0.2s ease;
}

.dual-brand a:hover {
  border-color: var(--accent);
}

.dual-brand h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.dual-brand p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

@media (max-width: 860px) {
  .ads-pick,
  .dual-brand,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: 1fr !important;
  }

  .price-row {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ========== SIA STREET AGENCY HOME ========== */
.sia-agency {
  --accent: #e10600;
  --navy: #0a0a0a;
  --navy-deep: #050505;
  --hero-overlay: rgba(6, 6, 8, 0.58);
}

.sia-agency .nav-brand span {
  color: var(--accent);
}

.sia-agency .nav-cta {
  background: var(--accent);
}

.sia-agency .hero-agency {
  background:
    linear-gradient(180deg, rgba(6, 6, 8, 0.45) 0%, rgba(6, 6, 8, 0.72) 100%),
    url("https://siastreet.com/wp-content/uploads/2025/03/%EB%82%98%EC%9D%B4%ED%82%A4-1.jpg")
      center/cover no-repeat;
}

.sia-agency .hero h1 .mark {
  background: var(--accent);
}

.hero-kicker {
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.72);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero-actions .btn.ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.agency-marquee {
  overflow: hidden;
  background: #0a0a0a;
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.agency-marquee-track {
  display: flex;
  gap: 48px;
  width: max-content;
  padding: 16px 0;
  animation: agency-marquee 28s linear infinite;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
}

.agency-marquee-track span {
  color: rgba(255, 255, 255, 0.55);
}

.agency-marquee-track span:nth-child(odd) {
  color: #fff;
}

@keyframes agency-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 48px;
}

.svc-card {
  display: block;
  padding: 28px 24px;
  border: 1px solid var(--line);
  background: #fff;
  min-height: 220px;
  transition: 0.2s ease;
}

.svc-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}

.svc-num {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 28px;
}

.svc-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.svc-card p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.svc-card-dark {
  background: #0a0a0a;
  border-color: #0a0a0a;
  color: #fff;
}

.svc-card-dark p {
  color: rgba(255, 255, 255, 0.68);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 40px;
}

.work-card {
  position: relative;
  display: block;
  min-height: 240px;
  overflow: hidden;
  background: #111;
}

.work-card-lg {
  grid-column: span 2;
  min-height: 360px;
}

.work-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.45s ease;
}

.work-card:hover img {
  transform: scale(1.05);
}

.work-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 18px 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.78));
  color: #fff;
}

.work-meta span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  opacity: 0.7;
  margin-bottom: 4px;
}

.work-meta strong {
  font-size: 16px;
  font-weight: 700;
}

.sia-agency .section.navy {
  background: #0a0a0a;
}

.sia-agency .stat-item .num {
  color: var(--accent);
}

@media (max-width: 860px) {
  .svc-grid,
  .work-grid {
    grid-template-columns: 1fr;
  }

  .work-card,
  .work-card-lg {
    grid-column: auto;
    min-height: 240px;
  }

  .hero-actions .btn {
    width: 100%;
    margin: 0;
  }
}

/* ========== INTRO CURTAIN ========== */
body.has-intro.intro-lock {
  overflow: hidden;
}

.intro-curtain {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #071428;
  overflow: hidden;
}

.intro-curtain::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.35;
}

.intro-curtain::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at 50% 45%, rgba(26, 92, 255, 0.22), transparent 65%);
  pointer-events: none;
}

.intro-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 24px;
}

.intro-brand {
  margin: 0;
  font-size: clamp(36px, 8vw, 64px);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #fff;
  opacity: 0;
  transform: scale(0.88);
  animation: intro-logo 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}

.intro-brand span {
  color: #2bb8a6;
}

.intro-bar {
  width: 0;
  height: 2px;
  margin: 22px auto 18px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, #1a5cff, #2bb8a6, #1a5cff, transparent);
  animation: intro-bar 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.55s forwards;
}

.intro-tag,
.intro-sub {
  margin: 0;
  opacity: 0;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.22em;
  font-size: 12px;
  animation: intro-fade 0.55s ease 0.85s forwards;
}

.intro-sub {
  margin-top: 10px;
  letter-spacing: 0.08em;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.88);
  animation-delay: 1s;
}

.intro-flash {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at 50% 42%, rgba(43, 184, 166, 0.35), rgba(26, 92, 255, 0.12) 40%, transparent 70%);
}

.intro-curtain.exit {
  animation: intro-lift 0.9s cubic-bezier(0.76, 0, 0.24, 1) forwards;
}

.intro-curtain.exit .intro-flash {
  animation: intro-flash 0.55s ease-out;
}

.intro-curtain.done {
  visibility: hidden;
  pointer-events: none;
}

@keyframes intro-logo {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes intro-bar {
  to {
    width: min(260px, 70vw);
  }
}

@keyframes intro-fade {
  to {
    opacity: 1;
  }
}

@keyframes intro-lift {
  to {
    transform: translateY(-102%);
  }
}

@keyframes intro-flash {
  0% {
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro-curtain {
    display: none !important;
  }
  body.has-intro.intro-lock {
    overflow: auto;
  }
}


/* ========== CONTACT / CTA UTILS ========== */
.card-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.cta-row {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.contact-phones a {
  color: inherit;
  text-decoration: none;
}

.contact-phones a:hover {
  text-decoration: underline;
}

.site-footer a[href^="mailto"],
.promise a[href^="mailto"] {
  color: inherit;
}

/* ========== MOBILE HARDENING ========== */
@media (max-width: 960px) {
  a,
  button,
  .btn,
  .nav-toggle,
  .float-cta a,
  .svc-card {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.06);
    touch-action: manipulation;
  }

  img,
  video,
  iframe,
  svg {
    max-width: 100%;
    height: auto;
  }

  .nav-inner {
    width: min(100% - 20px, var(--max));
    gap: 8px;
  }

  .nav-cta {
    padding: 8px 12px;
    font-size: 12px;
    min-height: 40px;
    white-space: nowrap;
  }

  .nav-brand {
    max-width: min(46vw, 180px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-row .btn {
    width: 100%;
    margin: 0;
  }

  .page-hero .container,
  .hero-inner {
    width: min(100% - 28px, var(--max));
  }

  .agency-marquee-track {
    gap: 28px;
    font-size: 11px;
    letter-spacing: 0.14em;
    animation-duration: 22s;
  }

  .svc-card {
    min-height: 0;
    padding: 22px 18px;
  }

  .intro-brand {
    font-size: clamp(28px, 9vw, 42px);
  }

  .intro-tag,
  .intro-sub {
    font-size: 12px;
    padding: 0 20px;
    text-align: center;
  }

  .promise .cta-row .btn.ghost {
    border-color: rgba(255, 255, 255, 0.45);
  }
}

@media (max-width: 480px) {
  :root {
    --float-h: 68px;
  }

  .container {
    width: min(100% - 24px, var(--max));
  }

  .section {
    padding: 52px 0;
  }

  .card-grid-2 {
    grid-template-columns: 1fr !important;
  }

  .logo-wall {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .float-cta {
    padding: 8px 10px calc(8px + var(--safe-bottom));
  }

  .float-cta a {
    min-height: 46px;
    font-size: 12px;
  }
}


/* ========== VISUAL MEDIA SYSTEM ========== */
.media-band {
  width: 100%;
  height: clamp(200px, 34vw, 360px);
  background-color: #111;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.media-band.sm {
  height: clamp(160px, 26vw, 240px);
}

.media-hospital {
  background-image:
    linear-gradient(180deg, rgba(7, 20, 40, 0.18), rgba(7, 20, 40, 0.42)),
    url("https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=1800&q=80");
}

.media-clinic {
  background-image:
    linear-gradient(180deg, rgba(7, 20, 40, 0.2), rgba(7, 20, 40, 0.45)),
    url("https://images.unsplash.com/photo-1631217868264-e5b99cd5cd17?auto=format&fit=crop&w=1800&q=80");
}

.media-desk {
  background-image:
    linear-gradient(180deg, rgba(7, 20, 40, 0.22), rgba(7, 20, 40, 0.48)),
    url("https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=1800&q=80");
}

.media-fnb {
  background-image:
    linear-gradient(180deg, rgba(20, 12, 8, 0.22), rgba(20, 12, 8, 0.5)),
    url("https://images.unsplash.com/photo-1414235077428-338989a2e8c0?auto=format&fit=crop&w=1800&q=80");
}

.media-cafe {
  background-image:
    linear-gradient(180deg, rgba(20, 12, 8, 0.2), rgba(20, 12, 8, 0.48)),
    url("https://images.unsplash.com/photo-1559339352-11d035aa65de?auto=format&fit=crop&w=1800&q=80");
}

.media-write {
  background-image:
    linear-gradient(180deg, rgba(7, 20, 40, 0.2), rgba(7, 20, 40, 0.5)),
    url("https://images.unsplash.com/photo-1455390582262-044cdead277a?auto=format&fit=crop&w=1800&q=80");
}

.media-analytics {
  background-image:
    linear-gradient(180deg, rgba(7, 20, 40, 0.25), rgba(7, 20, 40, 0.52)),
    url("https://images.unsplash.com/photo-1551288049-bebda4e38f71?auto=format&fit=crop&w=1800&q=80");
}

.media-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 0;
  align-items: stretch;
  margin-top: 48px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #fff;
}

.media-split.reverse {
  direction: rtl;
}

.media-split.reverse > * {
  direction: ltr;
}

.media-split-visual {
  min-height: 320px;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.media-split-copy {
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.media-split-copy h3 {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 28px);
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.media-split-copy p {
  margin: 0;
  color: #555;
  font-size: 15px;
  line-height: 1.8;
}

.media-split-copy .btn {
  align-self: flex-start;
  margin-top: 8px;
}

.card-thumb {
  height: 168px;
  margin: -28px -22px 22px;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--line);
}

.card:has(.card-thumb) {
  padding-top: 28px;
}

.card {
  overflow: hidden;
}

.card h3 {
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.card p {
  line-height: 1.75;
  color: #555;
}

.section-title {
  letter-spacing: -0.035em;
  line-height: 1.35;
}

.section-lead {
  line-height: 1.8;
  color: #555;
}

.contact-quick {
  margin-top: 36px;
  margin-bottom: 8px;
}

.contact-quick a {
  padding: 18px 16px;
}

.contact-quick strong {
  font-size: 15px;
  letter-spacing: -0.02em;
}

.contact-quick span {
  margin-top: 4px;
  line-height: 1.4;
}

.page-hero .container {
  max-width: 760px;
}

.page-hero h1 {
  line-height: 1.3;
}

.page-hero p {
  margin-top: 18px;
  line-height: 1.75;
  max-width: 560px;
}

.column-feature {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 56px;
}

.column-feature .card {
  padding: 0;
  border: 1px solid var(--line);
  background: #fff;
}

.column-feature .card-thumb {
  margin: 0;
  height: 150px;
}

.column-feature .card-body {
  padding: 22px 20px 24px;
}

.column-feature h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.column-feature p {
  margin: 0;
  font-size: 14px;
  color: #555;
  line-height: 1.7;
}

@media (max-width: 860px) {
  .media-split,
  .media-split.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .media-split-visual {
    min-height: 220px;
  }

  .media-split-copy {
    padding: 28px 22px;
  }

  .column-feature {
    grid-template-columns: 1fr;
  }
}


/* ========== 3D AROUND / VR ========== */
.page-hero-vr {
  background:
    linear-gradient(180deg, rgba(6, 10, 18, 0.55) 0%, rgba(6, 10, 18, 0.78) 100%),
    url("https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=1800&q=80")
      center/cover no-repeat;
}

.vr-section {
  padding-top: 48px;
}

.vr-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.vr-guide {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.vr-stage {
  position: relative;
  z-index: 1;
  width: 100%;
  height: min(68vh, 620px);
  min-height: 360px;
  border: 1px solid var(--line);
  background: #0b0f16;
  overflow: hidden;
}

.vr-stage .pnlm-container {
  background: #0b0f16;
}

.vr-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.vr-chip {
  appearance: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 12px 16px;
  cursor: pointer;
  min-height: 44px;
  transition: 0.15s ease;
}

.vr-chip:hover {
  border-color: #111;
}

.vr-chip.is-active {
  background: #0a0a0a;
  border-color: #0a0a0a;
  color: #fff;
}

.vr-portfolio .card {
  padding-bottom: 22px;
}

.vr-portfolio .card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  padding: 0 4px;
}

.vr-portfolio .card p {
  margin: 0;
  padding: 0 4px;
  font-size: 13px;
}

.vr-portfolio .card-thumb {
  margin: -28px -22px 18px;
}

@media (max-width: 700px) {
  .vr-head {
    flex-direction: column;
    align-items: stretch;
  }

  .vr-head .btn {
    width: 100%;
  }

  .vr-stage {
    height: 52vh;
    min-height: 280px;
  }
}


.vr-stage-css {
  cursor: grab;
  touch-action: none;
  overflow: hidden;
}

.vr-stage-css:active {
  cursor: grabbing;
}

.vr-css-pano {
  position: absolute;
  inset: 0;
  background-repeat: repeat-x;
  background-size: auto 100%;
  background-position: 0 50%;
}

.vr-stage-css::after {
  content: "드래그해서 둘러보기";
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 2;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  pointer-events: none;
}