@charset "UTF-8";

/* =========================================================
   PIXEL & CODE — styles.css
   팀원 B (CSS·디자인 담당)
   Contract v1.0 준수
   ========================================================= */

/* ---------------------------------------------------------
   1. CSS 변수 (Contract 5절 그대로)
   --------------------------------------------------------- */
:root {
  /* 색 — CI 이미지에서 직접 추출한 브랜드 팔레트 */
  --bg-base:        #15171E;   /* 차콜 (CI 배경) */
  --bg-elev:        #1D2029;
  --bg-elev-2:      #252832;
  --ink-primary:    #F5F6FA;
  --ink-muted:      #9AA0B8;
  --ink-dim:        #656A82;
  --accent-magenta: #E91E8A;   /* Pixel 좌측 핫핑크/로즈 */
  --accent-violet:  #A855F7;   /* Pixel 중앙 보라 */
  --accent-cyan:    #22D3EE;   /* Code 브레이스 시안 */
  --accent-sky:     #0EA5E9;   /* 딥 시안 */
  --accent-pixel:   var(--accent-violet); /* 하위 호환 별칭 */
  --accent-code:    var(--accent-cyan);   /* 하위 호환 별칭 */
  --border-soft:    rgba(255,255,255,0.08);
  --border-strong:  rgba(255,255,255,0.16);
  --shadow-card:    0 10px 30px rgba(0,0,0,0.45);
  --accent-grad:    linear-gradient(90deg, #E91E8A 0%, #A855F7 50%, #22D3EE 100%);
  --accent-grad-v:  linear-gradient(180deg, #E91E8A 0%, #A855F7 50%, #22D3EE 100%);

  /* 타이포 */
  --ff-sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* 간격 */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* 반경 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* 전환 */
  --ease: cubic-bezier(.2,.7,.2,1);
  --dur-fast: 180ms;
  --dur-med: 320ms;
  --dur-slow: 600ms;

  /* 레이아웃 */
  --container-max: 1180px;
  --header-h: 72px;
}

/* ---------------------------------------------------------
   2. 리셋 & 기본
   --------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  background: var(--bg-base);
  color: var(--ink-primary);
  font-family: var(--ff-sans);
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
  font-size: 16px;
}

:focus-visible {
  outline: 2px solid var(--accent-code);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: rgba(34, 211, 238, 0.35);
  color: #fff;
}

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

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

ul {
  list-style: none;
}

/* 섹션 진입 애니메이션 */
section[data-observe] {
  opacity: 0.001;
  transform: translateY(24px);
  transition:
    opacity var(--dur-slow) ease-out,
    transform var(--dur-slow) ease-out;
}

section[data-observe].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 모션 감소 */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms;
    animation-duration: 0.01ms;
  }
  section[data-observe] {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------------------------------------------------------
   3. 레이아웃 유틸
   --------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--space-8) 0;
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-9) 0;
  }
}

.section--alt {
  background: var(--bg-elev);
}

.divider {
  height: 1px;
  background: var(--accent-grad);
  opacity: 0.3;
  border: 0;
  margin: 0;
}

.gradient-text {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* 스크린리더 전용 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only:focus {
  position: static;
  width: auto;
  height: auto;
  padding: 6px 12px;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: var(--bg-elev);
  color: var(--ink-primary);
  border-radius: var(--radius-sm);
  z-index: 9999;
}

/* ---------------------------------------------------------
   4. 섹션 공용
   --------------------------------------------------------- */
.section__eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-code);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.75rem, 3.6vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.section__lead {
  color: var(--ink-muted);
  max-width: 760px;
  margin-bottom: var(--space-7);
}

/* ---------------------------------------------------------
   5. 헤더 / 네비
   --------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: saturate(1.2) blur(0);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background var(--dur-med),
    border-color var(--dur-med),
    backdrop-filter var(--dur-med);
}

.site-header.is-scrolled {
  background: rgba(21, 23, 30, 0.85);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border-soft);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* 브랜드 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand__mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.brand__text {
  font-family: var(--ff-sans);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--ink-primary);
}

/* 네비 공통 */
.site-nav__link {
  color: var(--ink-muted);
  font-size: 0.95rem;
  position: relative;
  padding: 8px 2px;
  transition: color var(--dur-fast);
}

.site-nav__link:hover {
  color: var(--ink-primary);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 2px;
  background: var(--accent-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease);
}

.site-nav__link:hover::after {
  transform: scaleX(1);
}

/* 햄버거 */
.hamburger {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-strong);
  background: transparent;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-primary);
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}

/* 햄버거 3선 (span 3개) */
.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition:
    transform var(--dur-med) var(--ease),
    opacity var(--dur-fast);
}

/* X 전환: aria-expanded="true" */
.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 데스크톱 */
@media (min-width: 1024px) {
  .hamburger {
    display: none;
  }

  .site-nav__list {
    display: flex;
    gap: var(--space-6);
  }
}

/* 모바일 */
@media (max-width: 1023px) {
  .hamburger {
    display: inline-flex;
  }

  .site-nav__list {
    display: none;
  }

  .site-nav.is-open .site-nav__list {
    display: flex;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg-elev);
    padding: var(--space-6);
    flex-direction: column;
    gap: var(--space-5);
    border-bottom: 1px solid var(--border-soft);
    z-index: 40;
  }
}

/* ---------------------------------------------------------
   6. 버튼
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform var(--dur-fast),
    box-shadow var(--dur-fast),
    background var(--dur-fast);
  white-space: nowrap;
  font-family: inherit;
  position: relative;
}

.btn--lg {
  padding: 16px 28px;
  font-size: 1rem;
}

/* { } 마이크로 인터랙션 — absolute로 빼서 텍스트 중앙 정렬에 영향 없게 */
.btn--primary {
  position: relative;
}

.btn--primary::before,
.btn--primary::after {
  position: absolute;
  top: 50%;
  font-family: var(--ff-mono);
  font-weight: 600;
  font-size: inherit;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.btn--primary::before {
  content: "{";
  left: 12px;
  transform: translate(-6px, -50%);
}

.btn--primary::after {
  content: "}";
  right: 12px;
  transform: translate(6px, -50%);
}

.btn--primary:hover::before {
  opacity: 0.6;
  transform: translate(0, -50%);
}

.btn--primary:hover::after {
  opacity: 0.6;
  transform: translate(0, -50%);
}

.btn--primary {
  background: linear-gradient(135deg, #A855F7 0%, #7C3AED 50%, #6366F1 100%);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 8px 22px rgba(124, 58, 237, 0.32);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(99, 102, 241, 0.4);
}

.btn--ghost {
  background: transparent;
  color: var(--ink-primary);
  border-color: var(--border-strong);
}

.btn--ghost:hover {
  border-color: var(--accent-code);
  color: var(--accent-code);
}

/* ---------------------------------------------------------
   7. Hero
   --------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 720px;
  padding: var(--space-9) 0 var(--space-8);
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(233, 30, 138, 0.2), transparent 60%),
    radial-gradient(900px 500px at 100% 10%, rgba(34, 211, 238, 0.16), transparent 60%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 80%);
  pointer-events: none;
  opacity: 0.7;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .hero .container {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero__bg-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__bg-layer--float {
  animation: heroFloat 16s ease-in-out infinite alternate;
}

@keyframes heroFloat {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(-2%, 1%, 0) scale(1.02); }
}

.hero__eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.85rem;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero__eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent-grad);
  flex-shrink: 0;
}

.hero__title {
  font-size: clamp(2.2rem, 5.2vw, 3.6rem);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.hero__title em {
  font-style: normal;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__sub {
  color: var(--ink-muted);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  max-width: 560px;
  margin-bottom: var(--space-6);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__visual {
  display: grid;
  place-items: center;
  position: relative;
}

.hero__visual img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-soft);
}

/* ---------------------------------------------------------
   8. Story
   --------------------------------------------------------- */
.story-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .story-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.story-card {
  padding: var(--space-6);
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.story-card::before {
  content: attr(data-step);
  position: absolute;
  top: 16px;
  right: 18px;
  font-family: var(--ff-mono);
  font-size: 0.75rem;
  color: var(--ink-dim);
  letter-spacing: 0.2em;
}

/* story-card--split: Pixel/Code 2열 */
.story-card--split {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-top: var(--space-5);
}

@media (min-width: 640px) {
  .story-card--split {
    grid-template-columns: 1fr 1fr;
  }
}

.story-card--split > div {
  padding: var(--space-4);
  border-left: 2px solid;
  border-image: var(--accent-grad-v) 1;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 0 8px 8px 0;
}

.story-card .card__title {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.story-card .card__body {
  color: var(--ink-muted);
  font-size: 0.96rem;
}

/* ---------------------------------------------------------
   9. Services (4카드 2x2)
   --------------------------------------------------------- */
.services-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  padding: var(--space-6);
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  transition:
    transform var(--dur-med) var(--ease),
    border-color var(--dur-med),
    box-shadow var(--dur-med);
  position: relative;
  overflow: hidden;
}

/* 호버 테두리 그라데이션 글로우 */
.service-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--accent-grad);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--dur-med);
  pointer-events: none;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

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

.service-card .card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(168, 85, 247, 0.14);
  color: var(--accent-violet);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  transition:
    color var(--dur-med),
    background var(--dur-med);
}

.service-card:hover .card__icon {
  color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.14);
}

.service-card .card__title {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.service-card .card__body {
  color: var(--ink-muted);
  margin-bottom: var(--space-5);
}

.service-card .card__bullets {
  font-family: var(--ff-mono);
  font-size: 0.82rem;
  color: var(--ink-dim);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
}

.service-card .card__bullets li::before {
  content: "\00B7";
  color: var(--accent-code);
  margin-right: 6px;
}

/* ---------------------------------------------------------
   10. Strengths (3카드)
   --------------------------------------------------------- */
.strengths-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .strengths-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.strength-card {
  padding: var(--space-6);
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  transition:
    transform var(--dur-med) var(--ease),
    border-color var(--dur-med),
    box-shadow var(--dur-med);
  position: relative;
  overflow: hidden;
}

/* 호버 테두리 그라데이션 글로우 (service-card 동일 패턴) */
.strength-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--accent-grad);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--dur-med);
  pointer-events: none;
}

.strength-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.strength-card:hover::after {
  opacity: 1;
}

.strength-card .card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(34, 211, 238, 0.14);
  color: var(--accent-cyan);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  transition:
    color var(--dur-med),
    background var(--dur-med);
}

.strength-card:hover .card__icon {
  color: var(--accent-magenta);
  background: rgba(233, 30, 138, 0.16);
}

.strength-card .card__title {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.strength-card .card__body {
  color: var(--ink-muted);
  margin-bottom: var(--space-5);
}

.strength-card .card__bullets {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.strength-card .card__bullets li {
  padding-left: 22px;
  position: relative;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.strength-card .card__bullets li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-code);
  font-weight: 700;
}

/* ---------------------------------------------------------
   11. Process (5스텝)
   --------------------------------------------------------- */
.process-steps {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  counter-reset: step;
  list-style: none;
  padding: 0;
}

@media (min-width: 1024px) {
  .process-steps {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-4);
  }
}

.process-step {
  position: relative;
  padding: var(--space-5);
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
}

/* 데스크톱에서 스텝 간 화살표 */
.process-step::before {
  display: none;
}

@media (min-width: 1024px) {
  .process-step::before {
    display: block;
    content: "";
    position: absolute;
    right: -18px;
    top: 50%;
    width: 16px;
    height: 1px;
    background: var(--accent-grad);
    transform: translateY(-50%);
  }

  .process-step:last-child::before {
    display: none;
  }
}

.process-step__num {
  font-family: var(--ff-mono);
  font-size: 0.78rem;
  color: var(--accent-code);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
  display: block;
}

.process-step .card__title {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.process-step p {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* ---------------------------------------------------------
   12. Contact
   --------------------------------------------------------- */
.contact {
  text-align: center;
  padding: var(--space-9) 0;
}

.contact .section__lead {
  margin-left: auto;
  margin-right: auto;
}

.contact__cta {
  display: inline-flex;
}

.contact__hint {
  margin-top: var(--space-5);
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.contact__hint a {
  color: var(--ink-primary);
  font-family: var(--ff-mono);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact__hint a:hover {
  color: var(--accent-cyan);
}

/* ---------------------------------------------------------
   12.1 Contact form
   --------------------------------------------------------- */
.contact-form {
  max-width: 720px;
  margin: var(--space-6) auto var(--space-5);
  text-align: left;
  display: grid;
  gap: var(--space-5);
}

.contact-form__row {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .contact-form__row--two {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-form__label {
  font-size: 0.9rem;
  color: var(--ink-primary);
  font-weight: 600;
}

.contact-form__req {
  color: var(--accent-magenta);
  font-weight: 700;
  margin-left: 2px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: var(--bg-elev);
  color: var(--ink-primary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-family: var(--ff-sans);
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--ink-dim);
}

.contact-form input:hover,
.contact-form select:hover,
.contact-form textarea:hover {
  border-color: var(--border-strong);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.22);
  background: var(--bg-elev-2);
}

.contact-form input:invalid:not(:placeholder-shown),
.contact-form textarea:invalid:not(:placeholder-shown) {
  border-color: rgba(233, 30, 138, 0.55);
}

.contact-form select {
  appearance: none;
  -webkit-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--ink-muted) 50%),
    linear-gradient(135deg, var(--ink-muted) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

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

.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.contact-form__privacy {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background: var(--bg-elev);
}

.contact-form__privacy-title {
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0 6px;
  color: var(--ink-primary);
}

.contact-form__privacy-body {
  margin-top: var(--space-3);
  font-size: 0.875rem;
  color: var(--ink-muted);
  line-height: 1.7;
}

.contact-form__privacy-body p {
  margin: 0 0 var(--space-3);
}

.contact-form__privacy-body ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
  display: grid;
  gap: 6px;
}

.contact-form__privacy-body li {
  padding-left: 14px;
  position: relative;
}

.contact-form__privacy-body li::before {
  content: "·";
  position: absolute;
  left: 4px;
  color: var(--accent-violet);
  font-weight: 700;
}

.contact-form__privacy-body strong {
  color: var(--ink-primary);
  font-weight: 600;
}

.contact-form__privacy-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--space-4);
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--ink-primary);
  user-select: none;
}

.contact-form__privacy-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-violet);
  flex-shrink: 0;
  cursor: pointer;
}

.contact-form__turnstile {
  display: flex;
  justify-content: center;
  min-height: 65px;
}

.contact-form__status {
  min-height: 1.5em;
  font-size: 0.95rem;
  text-align: center;
  margin: 0;
  color: var(--ink-muted);
}

.contact-form__status[data-state="ok"] {
  color: var(--accent-cyan);
  font-weight: 600;
}

.contact-form__status[data-state="error"] {
  color: #FB7185;
  font-weight: 600;
}

.contact-form__submit {
  justify-self: center;
  min-width: 220px;
}

.contact-form__submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
}

/* ---------------------------------------------------------
   13. Footer
   --------------------------------------------------------- */
.site-footer {
  background: var(--bg-elev-2);
  border-top: 1px solid var(--border-soft);
  padding: var(--space-8) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-col__title {
  font-family: var(--ff-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: var(--space-4);
}

.footer-col p,
.footer-col a {
  color: var(--ink-muted);
  transition: color var(--dur-fast);
}

.footer-col a:hover {
  color: var(--ink-primary);
}

.footer-meta {
  border-top: 1px solid var(--border-soft);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  color: var(--ink-dim);
  font-size: 0.85rem;
  text-align: center;
}

/* ---------------------------------------------------------
   14. 카드 공용 (.card)
   --------------------------------------------------------- */
.card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
}

/* ---------------------------------------------------------
   끝
   --------------------------------------------------------- */