/* Dadaegu editorial UI. Tokens and layout contract: DESIGN.md. */
:root {
  --paper: #f7f9fc; --surface: #fff; --ink: #17243b; --muted: #526078;
  --line: #d5deec; --accent: #1456d9; --accent-hover: #1044ac;
  --accent-soft: #e7efff; --navy: #102747; --lime: var(--accent-soft);
  --radius: 24px; --wrap: 1200px; --gutter: 48px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body {
  margin: 0; background: var(--paper); color: var(--ink); font-size: 17px;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  word-break: keep-all; overflow-wrap: anywhere;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a, summary, input, textarea, select { -webkit-tap-highlight-color: transparent; }
button, summary { cursor: pointer; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.wrap { width: min(var(--wrap), calc(100% - var(--gutter) * 2)); margin-inline: auto; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { text-wrap: balance; }
p { color: var(--muted); font-size: 18px; line-height: 1.8; }
h2 { margin: 20px 0 24px; font-size: clamp(34px, 3.8vw, 52px); line-height: 1.28; letter-spacing: -.055em; }
h3 { line-height: 1.4; letter-spacing: -.035em; }
.skip { position: fixed; top: -100px; left: 20px; z-index: 100; padding: 16px; background: var(--navy); color: white; }
.skip:focus { top: 12px; }
.reading-progress { position: fixed; z-index: 40; top: 0; left: 0; width: 100%; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: left; pointer-events: none; }

/* Navigation remains fully available without JavaScript. */
.header.wrap {
  position: sticky; top: 0; z-index: 20; width: 100%; min-height: 84px;
  padding-inline: max(var(--gutter), calc((100% - var(--wrap)) / 2));
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  border-bottom: 1px solid var(--line); background: #f7f9fcf5; backdrop-filter: blur(16px);
}
.logo { display: inline-flex; align-items: baseline; gap: 6px; font-size: 30px; font-weight: 900; letter-spacing: -2px; white-space: nowrap; }
.logo-dot, .status-dot { display: inline-block; width: 8px; height: 8px; flex: 0 0 8px; border-radius: 50%; background: var(--accent); }
.header nav { display: flex; align-items: center; gap: 30px; }
.header nav a { display: inline-flex; align-items: center; min-height: 48px; font-size: 17px; font-weight: 650; }
.header nav a:hover, .header nav a[aria-current] { color: var(--accent); }
.header .nav-contact { padding: 0 20px; border: 1px solid var(--line); border-radius: 999px; gap: 16px; }
.menu-toggle { display: none; }

/* A single centered message, then a clearly labelled illustrative composition. */
.hero { padding-block: 68px 64px; text-align: center; }
.hero-copy { max-width: 1040px; margin-inline: auto; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700; line-height: 1.6; color: var(--accent); }
.hero h1 { margin: 22px 0 24px; font-size: clamp(42px, 5.4vw, 78px); line-height: 1.2; letter-spacing: -.065em; font-weight: 800; }
.hero-line { display: block; }
.hero-finish { display: inline-block; }
.highlight { color: var(--accent); }
.hero-description { max-width: 660px; margin-inline: auto; }
.hero-description p { margin-bottom: 0; font-size: 20px; line-height: 1.75; text-wrap: balance; }
.hero-actions { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 12px 26px; margin-top: 28px; }
.button, .service-choose {
  display: inline-flex; align-items: center; justify-content: center; gap: 22px;
  min-height: 52px; max-width: 100%; padding: 14px 24px;
  border: 1px solid var(--accent); border-radius: 999px;
  background: var(--accent); color: #fff; font-size: 17px; font-weight: 650; line-height: 1.5; text-align: center;
}
.button:hover, .service-choose:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.hero-service-link, .text-link { display: inline-flex; align-items: center; gap: 16px; min-height: 48px; color: var(--accent); font-size: 17px; font-weight: 650; text-decoration: underline; text-underline-offset: 6px; }
.canvas { position: relative; height: 364px; margin-top: 48px; overflow: hidden; text-align: left; background: var(--accent-soft); border-radius: var(--radius); background-image: radial-gradient(ellipse at 50% 0%, #fff9, transparent 65%); }
.preview-label { position: absolute; left: 28px; top: 24px; margin: 0; font-size: 16px; color: var(--ink); }
.canvas-orbit { position: absolute; inset: 75px 0 auto; text-align: center; font-size: clamp(80px, 13vw, 180px); font-weight: 900; letter-spacing: -.1em; color: #c7d9f9; pointer-events: none; }
.canvas-orbit span { padding-inline: 40px; font-weight: 400; }
.word-card, .video-card { position: absolute; padding: 24px; box-shadow: 0 18px 40px #10274712; }
.word-card { top: 70px; left: 15%; width: 290px; min-height: 242px; background: #fff; transform: rotate(-5deg); }
.card-label { display: block; font-size: 12px; font-weight: 650; letter-spacing: .02em; }
.word-card .card-label { color: var(--muted); }
.word-card strong { display: block; font-size: 28px; line-height: 1.2; letter-spacing: -.04em; margin: 18px 0 12px; }
.word-card p { margin: 0; font-size: 15px; line-height: 1.6; }
.video-card { top: 55px; right: 15%; width: 260px; min-height: 254px; border-radius: 18px; background: var(--navy); color: #fff; transform: rotate(5deg); }
.video-card .card-label { color: #c0d7ff; }
.preview-number { display: block; margin: 18px 0 12px; font-size: 36px; color: #a9caff; font-weight: 700; }
.video-card strong { display: block; font-size: 25px; line-height: 1.4; letter-spacing: -.03em; }
.video-card p { color: #d3e0f5; font-size: 14px; line-height: 1.6; margin: 14px 0 0; }
.canvas-foot { position: absolute; bottom: 14px; left: 28px; margin: 0; font-size: 12px; color: var(--muted); }
.channels { border-block: 1px solid var(--line); }
.channels .wrap { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; padding-block: 26px; }
.channel { min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 14px; font-size: 15px; color: var(--muted); font-weight: 650; }
.channel-icon { width: 34px; height: 34px; color: var(--accent); }

/* Every service shares one left baseline and a real two-column body. */
.section { padding-block: 108px; }
.section-intro { max-width: 850px; }
.section-intro > p { position: static; max-width: 640px; margin-bottom: 0; }
.services-section { background: var(--surface); }
.services-grid { display: grid; margin-top: 54px; }
.service { min-width: 0; padding-block: 40px; border-top: 1px solid var(--line); }
.service:last-child { padding-bottom: 0; }
.service-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-bottom: 24px; font-size: 15px; line-height: 1.6; color: var(--accent); font-weight: 650; }
.service-top span:last-child { color: var(--muted); font-weight: 400; }
.service-body { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); align-items: center; gap: 72px; }
.service-copy { min-width: 0; }
.service h3 { font-size: 20px; margin-bottom: 18px; color: var(--accent); }
.service-promise { font-size: clamp(26px, 2.6vw, 36px); color: var(--ink); font-weight: 750; letter-spacing: -.045em; line-height: 1.4; margin-bottom: 18px; }
.service-copy > p:not(.service-promise) { max-width: 38em; font-size: 18px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 22px; }
.tags span { padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; color: var(--muted); }
.service-details { border-top: 1px solid var(--line); margin-top: 22px; }
.service-details summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 56px; list-style: none; font-size: 16px; line-height: 1.6; font-weight: 650; }
.service-details summary::-webkit-details-marker, .faq-list summary::-webkit-details-marker { display: none; }
.service-details summary::after, .faq-list summary::after { content: '+'; color: var(--accent); font-size: 24px; font-weight: 400; }
.service-details[open] summary::after, .faq-list details[open] summary::after { content: '−'; }
.service-details p { font-size: 16px; margin-bottom: 18px; }
.service-choose { margin-top: 22px; font-size: 16px; }
.service-visual { min-width: 0; min-height: 270px; padding: 32px; border-radius: var(--radius); font-size: 16px; }
.blog-visual { display: flex; flex-direction: column; justify-content: center; gap: 20px; background: var(--paper); }
.blog-visual strong { font-size: 28px; letter-spacing: -.04em; }
.blog-visual i { display: block; width: 90%; height: 5px; background: var(--line); border-radius: 4px; }
.blog-visual i:nth-of-type(2) { width: 65%; }
.blog-visual b { color: var(--accent); font-size: 15px; line-height: 1.6; }
.social-visual { display: flex; align-items: center; justify-content: center; gap: 10px; background: var(--accent-soft); }
.social-visual span { display: flex; align-items: center; justify-content: center; min-width: 0; min-height: 124px; flex: 1; padding: 14px 6px; border: 1px solid #c5d5ee; border-radius: 12px; background: #fff; font-size: 17px; text-align: center; }
.social-visual span:nth-child(2) { transform: translateY(-12px); }
.youtube-visual { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; background: var(--navy); color: #fff; text-align: center; }
.youtube-visual b { font-size: 32px; line-height: 1.4; letter-spacing: -.04em; }
.youtube-visual span { color: #c0d7ff; line-height: 1.8; }

/* An intentional channel comparison; no autoplay, fake player, or hidden no-JS content. */
.example-switch { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 32px; }
.example-switch button { min-height: 48px; padding: 12px 24px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--muted); font-size: 17px; font-weight: 650; }
.example-switch button[aria-pressed='true'] { background: var(--accent); border-color: var(--accent); color: #fff; }
.example-switch button:hover { border-color: var(--accent); }
.examples-grid { display: grid; gap: 28px; margin-block: 32px; }
.example-card { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); column-gap: 64px; padding: 40px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); min-width: 0; }
.example-type { grid-column: 1; font-size: 14px; color: var(--accent); font-weight: 700; letter-spacing: .06em; margin-bottom: 18px; }
.example-card h3 { grid-column: 1; font-size: 32px; align-self: start; margin-bottom: 16px; }
.example-disclaimer { grid-column: 1; font-size: 13px; line-height: 1.7; margin: 0; align-self: end; }
.example-content { grid-column: 2; grid-row: 1 / 4; min-width: 0; padding: 28px; background: var(--paper); border-radius: 16px; }
.example-caption { font-size: 14px; color: var(--muted); line-height: 1.7; }
.example-content h4 { font-size: 22px; line-height: 1.5; letter-spacing: -.035em; margin: 20px 0 16px; }
.example-content p, .example-content li { font-size: 17px; line-height: 1.8; }
.example-content ol { padding-left: 22px; }
.sample-tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 20px; }
.sample-tiles span { min-height: 100px; display: grid; place-items: center; padding: 8px; background: var(--accent-soft); border-radius: 8px; color: var(--accent); font-size: 15px; }
.scene-list li { padding: 8px 0 16px 4px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.scene-list li:last-child { border: 0; margin-bottom: 0; }
.scene-list strong, .scene-list span { display: block; }
.scene-list span { color: var(--muted); margin-top: 6px; }

/* Principles, objections, and the honest inquiry state. */
.approach { background: var(--navy); color: #fff; }
.approach h2, .approach h3 { color: #fff; }
.approach .eyebrow { color: #a9caff; }
.approach p, .steps article > span { color: #d3e0f5; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; margin-top: 56px; }
.steps article { min-width: 0; border-top: 1px solid #526d95; padding-top: 24px; }
.steps article > span { font-size: 15px; }
.steps h3 { font-size: 24px; margin: 28px 0 16px; }
.steps p { font-size: 17px; }
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; padding-block: 96px; border-bottom: 1px solid var(--line); }
.about p { max-width: 38em; }
.faq { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 64px; border-bottom: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list details:first-child { border-top: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; list-style: none; padding-block: 24px; font-size: 17px; font-weight: 650; line-height: 1.6; }
.faq-list details p { font-size: 17px; line-height: 1.8; margin: 0 0 24px; }
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 72px; align-items: start; }
.contact-status { margin-top: 32px; padding: 24px; background: var(--accent-soft); border-radius: 16px; }
.contact-status .status-dot { margin-right: 8px; }
.contact-status strong { font-size: 17px; }
.contact-status p { margin: 14px 0 0; font-size: 16px; }
.contact-points { margin-block: 24px; padding-left: 22px; color: var(--muted); font-size: 17px; line-height: 2; }
.contact-notice { border-top: 1px solid var(--line); padding-top: 22px; margin-top: 24px; }
.contact-notice strong { display: block; font-size: 16px; }
.contact-notice p { margin-top: 10px; font-size: 16px; }
#brief-form { padding: 32px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
#memo-fields { border: 0; margin: 0; padding: 0; min-width: 0; }
#memo-fields:disabled { opacity: .6; }
.form-title { font-size: 24px; margin-bottom: 28px; }
label { display: block; font-size: 16px; line-height: 1.6; font-weight: 650; margin-bottom: 10px; }
.field-hint { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 6px; }
input, textarea, select { display: block; width: 100%; min-width: 0; margin-bottom: 24px; padding: 14px; background: var(--paper); border: 1px solid #aebed5; border-radius: 10px; color: var(--ink); font-size: 16px; line-height: 1.6; }
textarea { resize: vertical; }
#brief-form .button { width: 100%; }
.form-note { font-size: 14px; margin: 16px 0 0; }
#brief-result { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.copy-button { min-height: 48px; padding: 12px 20px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); color: var(--ink); }
.copy-button:hover { background: var(--accent-soft); }
#copy-status, .selection-status { font-size: 15px; line-height: 1.7; }
.selection-status:empty { display: none; }
footer { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding-block: 36px; border-top: 1px solid var(--line); }
footer .logo { margin-right: auto; }
footer p, footer > span, footer > a:not(.logo) { font-size: 14px; margin-bottom: 0; }
footer > a { display: inline-flex; align-items: center; min-height: 44px; }
.mobile-call { display: none; }

/* Hover is supplemental; core content is never hidden by an entrance animation. */
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .canvas .word-card { translate: var(--pointer-x, 0px) var(--pointer-y, 0px); transition: translate .25s ease-out; }
  .canvas .video-card { translate: calc(var(--pointer-x, 0px) * -1) calc(var(--pointer-y, 0px) * -1); transition: translate .25s ease-out; }
  .button, .service-choose, .example-switch button { transition: background .2s ease, transform .2s ease; }
  .button:hover, .service-choose:hover { transform: translateY(-2px); }
}
@media (max-width: 1000px) {
  .service-body, .about, .faq, .contact { gap: 36px; }
  .word-card { left: 10%; }
  .video-card { right: 10%; }
  .example-card { gap: 24px; padding: 28px; }
}
@media (max-width: 850px) {
  :root { --gutter: 24px; }
  .header.wrap { flex-wrap: wrap; gap: 0 16px; min-height: 76px; padding-block: 10px; }
  .header nav { width: 100%; flex-wrap: wrap; gap: 4px 24px; padding-top: 10px; }
  .js .header nav { display: none; }
  .js .header.menu-open nav { display: flex; flex-direction: column; align-items: stretch; }
  .header .nav-contact { justify-content: space-between; border: 0; padding-inline: 0; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; gap: 12px; border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; font-size: 16px; background: transparent; color: var(--ink); }
  .hero { padding-top: 48px; }
  .hero h1 { font-size: clamp(40px, 6.7vw, 60px); }
  .hero-description p { font-size: 18px; }
  .service-body { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .service-visual { padding: 26px; min-height: 210px; }
  .service-copy > p:not(.service-promise) { font-size: 17px; }
  .steps { gap: 24px; }
  .about, .faq, .contact { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .about { align-items: start; }
  .example-card { grid-template-columns: minmax(0, .8fr) minmax(0, 1fr); }
  .example-card h3 { font-size: 26px; }
}
@media (max-width: 600px) {
  :root { --gutter: 20px; }
  p { font-size: 17px; }
  .eyebrow { font-size: 15px; }
  .hero { padding-block: 40px 42px; }
  .hero h1 { font-size: clamp(34px, 10.4vw, 44px); letter-spacing: -.055em; line-height: 1.24; margin-block: 20px 24px; }
  .hero-description p { font-size: 17px; }
  .hero-actions { gap: 6px 18px; margin-top: 24px; }
  .hero-actions a { font-size: 16px; }
  .canvas { height: auto; min-height: 276px; margin-top: 36px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); align-items: stretch; gap: 12px; padding: 54px 18px 44px; border-radius: 18px; }
  .preview-label { left: 18px; top: 16px; font-size: 14px; }
  .canvas-orbit { display: none; }
  .word-card, .video-card { position: static; width: auto; min-height: 166px; padding: 14px; transform: none; }
  .word-card strong { font-size: 23px; margin: 14px 0 0; }
  .word-card p, .video-card p { display: none; }
  .video-card strong { font-size: 18px; }
  .card-label { font-size: 11px; line-height: 1.5; }
  .preview-number { font-size: 26px; margin-block: 12px; }
  .canvas-foot { left: 18px; right: 18px; bottom: 12px; font-size: 11px; }
  .channels .wrap { gap: 4px; padding-block: 20px; }
  .channel { font-size: 11px; gap: 12px; }
  .channel-icon { width: 28px; height: 28px; }
  .section { padding-block: 64px; }
  h2 { font-size: 34px; line-height: 1.32; letter-spacing: -.05em; }
  .services-grid { margin-top: 32px; }
  .service { padding-block: 30px; }
  .service-top { font-size: 14px; margin-bottom: 22px; }
  .service-top span:last-child { font-size: 13px; }
  .service h3 { font-size: 18px; }
  .service-promise { font-size: 28px; }
  .service-visual { min-height: 180px; }
  .social-visual span { min-height: 90px; font-size: 15px; }
  .service-choose { width: 100%; }
  .example-switch { gap: 6px; margin-block: 28px; }
  .example-switch button { flex: 1; min-width: 0; padding-inline: 10px; font-size: 15px; }
  .example-card { display: block; padding: 24px 20px; }
  .example-type { display: block; }
  .example-card h3 { font-size: 28px; }
  .example-disclaimer { margin-bottom: 24px; }
  .example-content { padding: 22px 18px; }
  .example-content h4 { font-size: 21px; }
  .sample-tiles { gap: 5px; }
  .sample-tiles span { font-size: 13px; min-height: 80px; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 28px; margin-top: 36px; }
  .steps h3 { margin-top: 18px; }
  .about { padding-block: 64px; gap: 16px; }
  .faq-list summary, .faq-list details p { font-size: 16px; }
  .contact { gap: 28px; }
  #brief-form { padding: 26px 20px; }
  .form-title { font-size: 22px; }
  .contact-status { padding: 22px; }
  footer { padding-block: 28px; gap: 8px 20px; }
  footer .logo, footer p { width: 100%; }
  .mobile-call { position: fixed; z-index: 25; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px calc(14px + env(safe-area-inset-bottom)); min-height: 64px; background: var(--accent); color: #fff; }
  .mobile-call > span { font-size: 12px; }
  .mobile-call strong { font-size: 16px; }
  body:not(.tools-page) { padding-bottom: calc(76px + env(safe-area-inset-bottom)); }
  html { scroll-padding-bottom: 96px; }
  input, textarea, select, button, a, summary { scroll-margin-bottom: 96px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}