/* ===========================================================================
   홈케어깨끗한집 — Design Tokens v2.0
   Source of Truth: docs/design-system.md
   Django 이식 시 그대로 STATIC_ROOT/assets/css/tokens.css 로 복사
   =========================================================================== */

/* ----- 0. 컬러 토큰 ----- */
:root {
  /* ★ 라이트 베이스 (전 페이지 기본) */
  --paper:     #FFFFFF;
  --paper-50:  #FAFBFC;
  --paper-100: #F6F9FC;
  --paper-200: #ECF1F6;
  --paper-300: #D5DEE8;
  --ink-900:   #0A2540;
  --ink-800:   #18324F;
  --ink-700:   #41506B;
  --ink-500:   #6C7A8E;
  --ink-300:   #B6BFCD;

  /* 다크 베이스 (한정 사용 — 긴급 스트립·CTA 배너·푸터·플로팅) */
  --deep-navy: #0B1D35;
  --surface:   #091729;
  --navy:      #13496D;

  /* 브랜드 액션 — 원본 사이트 컬러 일치 (#3FB8F2 시그니처 시안 파랑) */
  --teal:        #3FB8F2;
  --teal-dark:   #2A9DD8;
  --teal-soft:   rgba(63,184,242,0.10);
  --gold:        #F5A623;
  --gold-soft:   rgba(245,166,35,0.08);
  --urgent:      #E74C3C;
  --urgent-soft: rgba(231,76,60,0.08);
  --kakao:       #FEE500;
  --kakao-ink:   #191919;

  /* 5 카테고리 */
  --cat-blue:        #185FA5;
  --cat-blue-tint:   #E6F1FB;
  --cat-blue-ink:    #0F3F73;
  --cat-red:         #E24B4A;
  --cat-red-tint:    #FCEBEB;
  --cat-red-ink:     #A32D2D;
  --cat-teal:        #1DD1A1;
  --cat-teal-tint:   #E1F5EE;
  --cat-teal-ink:    #0F6E56;
  --cat-amber:       #854F0B;
  --cat-amber-tint:  #FAEEDA;
  --cat-amber-ink:   #5C3608;
  --cat-purple:      #3C3489;
  --cat-purple-tint: #EEEDFE;
  --cat-purple-ink:  #281E5E;

  /* Before / After */
  --before:    #C13635;
  --before-bg: rgba(193,54,53,0.10);
  --after:     #0FAE84;
  --after-bg:  rgba(15,174,132,0.10);

  /* 라운드 (premium-tight scale: 캐주얼한 둥글둥글 → 절제된 라인) */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-pill: 9999px;

  /* 그림자 (라이트) */
  --shadow-xs: 0 1px 2px rgba(10,37,64,0.04);
  --shadow-sm: 0 4px 12px rgba(10,37,64,0.06);
  --shadow-md: 0 8px 24px rgba(10,37,64,0.08);
  --shadow-lg: 0 16px 40px rgba(10,37,64,0.12);
  --shadow-xl: 0 24px 60px rgba(10,37,64,0.16);

  /* Glow (다크) */
  --glow-teal:   0 0 24px rgba(63,184,242,0.35);
  --glow-gold:   0 0 24px rgba(245,166,35,0.25);
  --glow-urgent: 0 0 24px rgba(231,76,60,0.30);

  /* Easing */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.4, 0, 1, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max:    1200px;
  --container-narrow: 720px;
  --container-wide:   1280px;

  /* 폰트 */
  --font-sans:    'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-display: 'Outfit', 'Pretendard', sans-serif;
  --font-mono:    ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, monospace;
}

/* ----- 1. Reset & Base ----- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
* { word-break: keep-all; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
html, body { overflow-x: hidden; max-width: 100vw; }
body { font-family: var(--font-sans); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img, svg, video { max-width: 100%; height: auto; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

/* ----- 2. Body 변형 ----- */
/* 기본: 라이트. 명시적으로 클래스를 주지 않아도 라이트로 동작 */
body                 { background: var(--paper); color: var(--ink-900); }
body.theme-light     { background: var(--paper); color: var(--ink-900); }
body.theme-dark      { background: var(--deep-navy); color: #fff; }

/* 섹션 단위 다크 강조 — 한 페이지 안에서 다크 띠 만들기 */
.bg-paper            { background: var(--paper); color: var(--ink-900); }
.bg-paper-50         { background: var(--paper-50); color: var(--ink-900); }
.bg-paper-100        { background: var(--paper-100); color: var(--ink-900); }
.bg-deep-navy        { background: var(--deep-navy); color: #fff; }
.bg-surface          { background: var(--surface); color: #fff; }
.bg-urgent-gradient  { background: linear-gradient(90deg, var(--urgent) 0%, #C13635 100%); color: #fff; }
.bg-cta-gradient     { background: linear-gradient(135deg, var(--deep-navy) 0%, #0F2D54 50%, #134E4A 100%); color: #fff; }

/* 다크 섹션 안에서의 텍스트 보조 색 */
.bg-deep-navy .muted, .bg-surface .muted, .bg-cta-gradient .muted { color: rgba(255,255,255,0.55); }
.bg-deep-navy .muted-strong, .bg-surface .muted-strong, .bg-cta-gradient .muted-strong { color: rgba(255,255,255,0.75); }

/* ----- 3. Typography utilities ----- */
.text-balance { text-wrap: balance; }

.t-display-xl { font-size: clamp(36px, 6vw, 68px); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; }
.t-display-lg { font-size: clamp(32px, 5vw, 56px); font-weight: 800; line-height: 1.10; letter-spacing: -0.02em; }
.t-display-md { font-size: clamp(28px, 4vw, 44px); font-weight: 700; line-height: 1.15; letter-spacing: -0.015em; }
.t-display-sm { font-size: clamp(24px, 3.2vw, 36px); font-weight: 700; line-height: 1.20; letter-spacing: -0.01em; }
.t-heading-lg { font-size: clamp(22px, 2.4vw, 28px); font-weight: 700; line-height: 1.30; }
.t-heading-md { font-size: clamp(19px, 1.8vw, 22px); font-weight: 700; line-height: 1.40; }
.t-heading-sm { font-size: clamp(16px, 1.4vw, 18px); font-weight: 600; line-height: 1.40; }
.t-body-lg    { font-size: 18px; line-height: 1.80; }
.t-body-md    { font-size: 16px; line-height: 1.80; }
.t-body-sm    { font-size: 14px; line-height: 1.70; }
.t-caption    { font-size: 13px; line-height: 1.50; letter-spacing: 0.01em; }
.t-label      { font-size: 13px; font-weight: 600; letter-spacing: 0.04em; }
.t-tabular    { font-variant-numeric: tabular-nums; }

/* ----- 4. Container ----- */
.container       { max-width: var(--container-max); margin: 0 auto; padding-inline: 16px; }
.container-narrow{ max-width: var(--container-narrow); margin: 0 auto; padding-inline: 16px; }
.container-wide  { max-width: var(--container-wide); margin: 0 auto; padding-inline: 16px; }
@media (min-width: 640px) {
  .container, .container-narrow, .container-wide { padding-inline: 24px; }
}
@media (min-width: 1024px) {
  .container, .container-narrow, .container-wide { padding-inline: 32px; }
}

/* ----- 5. Section spacing ----- */
.sec-y-xl { padding-block: 80px; }
.sec-y-lg { padding-block: 64px; }
.sec-y-md { padding-block: 48px; }
.sec-y-sm { padding-block: 32px; }
@media (min-width: 768px) {
  .sec-y-xl { padding-block: 160px; }
  .sec-y-lg { padding-block: 120px; }
  .sec-y-md { padding-block: 80px; }
  .sec-y-sm { padding-block: 48px; }
}

/* ----- 6. Section label (소형 라벨) ----- */
.sec-label { font-size: 13px; font-weight: 600; letter-spacing: 0.04em; }

/* ----- 7. CTA 버튼 (5종) ----- */
.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 14px 28px;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  transition: transform 500ms var(--ease-out), box-shadow 500ms var(--ease-out), background 200ms var(--ease-out);
}
.cta:hover  { transform: scale(1.02); }
.cta:active { transform: scale(0.98); }
.cta .ci {
  width: 28px; height: 28px;
  border-radius: var(--r-pill);
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform 500ms var(--ease-out);
}
.cta:hover .ci { transform: translateX(3px); }

.cta-teal   { background: var(--teal);   color: #fff; }
.cta-teal:hover   { box-shadow: var(--glow-teal); }
.cta-teal .ci     { background: rgba(255,255,255,0.18); }

.cta-gold   { background: var(--gold);   color: var(--deep-navy); }
.cta-gold:hover   { box-shadow: var(--glow-gold); }
.cta-gold .ci     { background: rgba(0,0,0,0.10); }

.cta-urgent { background: var(--urgent); color: #fff; }
.cta-urgent:hover { box-shadow: var(--glow-urgent); }
.cta-urgent .ci   { background: rgba(255,255,255,0.18); }

.cta-kakao  { background: var(--kakao);  color: var(--kakao-ink); }
.cta-kakao:hover  { box-shadow: 0 0 24px rgba(254,229,0,0.30); }
.cta-kakao .ci    { background: rgba(0,0,0,0.10); }

/* Outline (라이트 베이스 기본) */
.cta-outline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 13px 26px; border-radius: var(--r-md);
  font-weight: 600; font-size: 15px;
  border: 1px solid var(--paper-300);
  background: #fff;
  color: var(--ink-900);
  transition: transform 500ms var(--ease-out), background 300ms var(--ease-out), border-color 300ms var(--ease-out);
}
.cta-outline:hover  { transform: scale(1.02); background: var(--paper-50); border-color: var(--ink-500); }
.cta-outline:active { transform: scale(0.98); }

/* 다크 섹션 안에서의 outline */
.bg-deep-navy .cta-outline,
.bg-surface .cta-outline,
.bg-cta-gradient .cta-outline,
body.theme-dark .cta-outline {
  border-color: rgba(255,255,255,0.20);
  background: rgba(255,255,255,0.04);
  color: #fff;
}
.bg-deep-navy .cta-outline:hover,
.bg-surface .cta-outline:hover,
.bg-cta-gradient .cta-outline:hover,
body.theme-dark .cta-outline:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.40);
}

/* ----- 8. Glass Bezel (다크 전용 카드) ----- */
.bz {
  background: rgba(255,255,255,0.05);
  padding: 6px;
  border-radius: var(--r-xl);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.10);
}
.bz-in {
  background: rgba(255,255,255,0.02);
  border-radius: calc(var(--r-xl) - 6px);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.12);
}

/* ----- 9. Cards (5종 — Paper 기본) ----- */
.card-paper {
  background: #fff;
  border-radius: var(--r-md);
  border: 1px solid var(--paper-200);
  box-shadow: var(--shadow-sm);
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out), border-color 300ms var(--ease-out);
}
.card-paper:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--paper-300);
}

/* Tint — 카테고리 색 변형은 페이지에서 inline 또는 .card-tint-blue 등으로 */
.card-tint {
  border-radius: var(--r-md);
  border: 1px solid transparent;
  box-shadow: var(--shadow-xs);
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}
.card-tint:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }

.card-soft {
  background: var(--paper-50);
  border-radius: var(--r-md);
  border: 1px solid var(--paper-200);
}
.card-elev {
  background: #fff;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.card-outline {
  border-radius: var(--r-md);
  border: 1px solid var(--paper-200);
  background: transparent;
}

/* ----- 10. Badges ----- */
.badge-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px;
  font-size: 11px; font-weight: 600;
  border-radius: var(--r-pill);
}
.badge-square {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 6px;
  font-size: 10px; font-weight: 700;
  border-radius: var(--r-xs);
  letter-spacing: 0.02em;
}
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  font-size: 13px; font-weight: 600;
  border-radius: var(--r-pill);
  background: var(--paper-100);
  color: var(--ink-700);
  border: 1px solid var(--paper-200);
  transition: all 200ms var(--ease-out);
  cursor: pointer;
}
.chip:hover  { background: var(--paper-200); }
.chip.active { background: var(--ink-900); color: #fff; border-color: var(--ink-900); }
.dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
}

/* ----- 11. Form Field (라이트 기본) ----- */
.fl {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
  color: var(--ink-700);
}
.fi {
  width: 100%;
  height: 48px;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  font-size: 15px;
  background: #fff;
  border: 1px solid var(--paper-200);
  color: var(--ink-900);
  transition: border-color 200ms var(--ease-out), box-shadow 200ms var(--ease-out), background 200ms var(--ease-out);
}
.fi::placeholder { color: var(--ink-300); }
.fi:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-soft);
  outline: none;
}
textarea.fi { height: auto; min-height: 96px; resize: vertical; }
select.fi   { appearance: none; padding-right: 36px;
              background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236C7A8E' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
              background-repeat: no-repeat; background-position: right 16px center; }

/* 다크 섹션 안의 폼 (CTA 배너 안에 폼이 있을 때) */
.bg-deep-navy .fl,
.bg-surface .fl,
.bg-cta-gradient .fl,
body.theme-dark .fl { color: rgba(255,255,255,0.55); }

.bg-deep-navy .fi,
.bg-surface .fi,
.bg-cta-gradient .fi,
body.theme-dark .fi {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: #fff;
}
.bg-deep-navy .fi::placeholder,
.bg-surface .fi::placeholder,
.bg-cta-gradient .fi::placeholder,
body.theme-dark .fi::placeholder { color: rgba(255,255,255,0.25); }
.bg-deep-navy .fi:focus,
.bg-surface .fi:focus,
.bg-cta-gradient .fi:focus,
body.theme-dark .fi:focus {
  border-color: rgba(63,184,242,0.45);
  box-shadow: 0 0 0 3px rgba(63,184,242,0.10);
  outline: none;
}

/* select option은 어떤 베이스든 항상 흰 배경 */
.fi option { color: #1a1a1a; background: #fff; }

/* ----- 12. Reveal & Stagger (스크롤 진입) ----- */
.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.stagger > *       { opacity: 0; transform: translateY(1.5rem); }
.stagger.is-visible > *           { opacity: 1; transform: translateY(0);
                                    transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out); }
.stagger.is-visible > *:nth-child(1) { transition-delay:   0ms; }
.stagger.is-visible > *:nth-child(2) { transition-delay:  80ms; }
.stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }
.stagger.is-visible > *:nth-child(7) { transition-delay: 480ms; }
.stagger.is-visible > *:nth-child(8) { transition-delay: 560ms; }

/* ----- 13. Floating orbs (다크 hero) ----- */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

/* ----- 14. Animations ----- */
@keyframes float-y     { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes rotate-grad { 0% { transform: rotate(0deg) scale(1); } 50% { transform: rotate(180deg) scale(1.1); } 100% { transform: rotate(360deg) scale(1); } }
@keyframes bounce-down { 0%,100% { transform: translateY(0); opacity: 0.4; } 50% { transform: translateY(10px); opacity: 0.8; } }
@keyframes pulse-soft  { 0%,100% { opacity: 1; } 50% { opacity: 0.55; } }
@keyframes slide-up    { from { transform: translateY(100%); } to { transform: translateY(0); } }

.anim-float   { animation: float-y 5s ease-in-out infinite; }
.anim-rotate  { animation: rotate-grad 25s linear infinite; }
.anim-bounce  { animation: bounce-down 2.5s ease-in-out infinite; }
.anim-pulse   { animation: pulse-soft 2s ease-in-out infinite; }
.anim-slideup { animation: slide-up 0.5s 1.2s var(--ease-out) forwards; transform: translateY(100%); }

/* ----- 15. Before / After slider ----- */
.ba-slider {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--r-xl) - 6px);
  cursor: ew-resize;
  user-select: none;
  aspect-ratio: 4 / 3;
}
.ba-after {
  position: absolute; inset: 0;
  overflow: hidden;
}
.ba-handle {
  position: absolute; top: 0; bottom: 0;
  width: 2px;
  background: var(--teal);
  z-index: 10;
}
.ba-handle::after {
  content: '';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 36px; height: 36px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(63,184,242,0.40);
}
.ba-handle::before {
  content: '';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 16px; height: 2px;
  background: #fff; z-index: 11;
  box-shadow: 0 -5px 0 0 #fff, 0 5px 0 0 #fff;
}

/* ----- 16. Process timeline (가로/세로) ----- */
.process-row { position: relative; }
.process-row::after {
  content: '';
  position: absolute; top: 28px; left: 56px; right: -100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(63,184,242,0.40), rgba(63,184,242,0.05));
}
.process-row:last-child::after { display: none; }

/* ----- 17. Carousel ----- */
.carousel-track {
  display: flex;
  transition: transform 600ms var(--ease-out);
}

/* ----- 18. FAQ Accordion ----- */
.faq-item {
  border: 1px solid var(--paper-200);
  border-radius: var(--r-md);
  background: #fff;
  overflow: hidden;
  margin-bottom: 12px;
  transition: border-color 200ms var(--ease-out);
}
.faq-q {
  width: 100%;
  padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-weight: 600; font-size: 16px;
  text-align: left;
  background: transparent;
  cursor: pointer;
}
.faq-q .icon { transition: transform 300ms var(--ease-out); flex-shrink: 0; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.8;
  background: var(--paper-100);
  transition: max-height 300ms var(--ease-out), padding 300ms var(--ease-out);
}
.faq-item.is-open .faq-q .icon { transform: rotate(45deg); }
.faq-item.is-open .faq-a       { max-height: 800px; padding: 16px 24px 22px; }

/* ----- 19. Lightbox modal ----- */
.lb-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: center; justify-content: center;
  padding: 24px;
}
.lb-backdrop.is-open { display: flex; }
.lb-panel {
  background: #fff;
  border-radius: var(--r-lg);
  max-width: 720px; width: 100%;
  max-height: 85vh; overflow: auto;
  box-shadow: var(--shadow-xl);
}

/* ----- 20. Floating UI z-index 정리 ----- */
.z-gnb       { z-index: 40; }
.z-mobile-bar{ z-index: 41; }
.z-kakao     { z-index: 42; }
.z-back-top  { z-index: 43; }
.z-modal     { z-index: 100; }
.z-lightbox  { z-index: 100; }
.z-noise     { z-index: 60; pointer-events: none; }

/* ----- 21. Noise overlay (전 페이지 옵션) ----- */
.noise::after {
  content: '';
  position: fixed; inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ----- 22. Reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ----- 23. Print ----- */
@media print {
  .no-print, .z-gnb, .z-mobile-bar, .z-kakao, .z-back-top { display: none !important; }
  body { background: #fff; color: #000; }
}