/* ==============================================================
   Villa de Apgujeong — Design System v9
   ==============================================================
   원칙:
   - 가독성 (body 16px+, line-height 1.7+)
   - 클릭 영역 (touch target ≥ 44×44, button padding 충분)
   - 일관성 (radius / spacing / motion 토큰 단일)
   - 정렬 (모든 inline copy text-align center 명시)
   - quiet luxury 톤 유지 (직각 → 살짝 둥근, 화려함 X)
   ============================================================== */

/* ============== TOKENS ============== */
:root {
  /* Color */
  --cream: #F5F0E8;
  --paper: #FAF7F2;
  --gold:  #C9A96E;
  --gold-deep: #A6884F;
  --gold-soft: rgba(201,169,110,0.12);
  --navy:  #1C1C2E;
  --navy-90: rgba(28,28,46,0.92);
  --navy-70: rgba(28,28,46,0.72);
  --navy-60: rgba(28,28,46,0.60);
  --navy-40: rgba(28,28,46,0.40);
  --navy-30: rgba(28,28,46,0.30);
  --navy-15: rgba(28,28,46,0.15);
  --navy-10: rgba(28,28,46,0.10);
  --navy-05: rgba(28,28,46,0.05);
  --cream-90: rgba(245,240,232,0.92);
  --cream-70: rgba(245,240,232,0.72);
  --cream-60: rgba(245,240,232,0.60);
  --cream-40: rgba(245,240,232,0.40);
  --cream-25: rgba(245,240,232,0.25);
  --cream-15: rgba(245,240,232,0.15);
  --error: #C75A4F;
  --success: #5C8C6E;

  /* Typography scale */
  --fs-2xs:  11px;
  --fs-xs:   12px;
  --fs-sm:   13px;
  --fs-base: 16px;        /* body default ↑ */
  --fs-md:   17px;
  --fs-lg:   19px;
  --fs-xl:   22px;
  --fs-2xl:  26px;
  --fs-3xl:  32px;
  --fs-4xl:  40px;

  /* Display (헤딩) — clamp 으로 반응형 */
  --display-h1:    clamp(40px, 9vw, 100px);
  --display-page:  clamp(32px, 5.5vw, 56px);
  --display-section: clamp(28px, 5vw, 48px);
  --display-card:  clamp(20px, 2vw, 24px);

  /* Letter spacing */
  --ls-tight:   0.02em;
  --ls-normal:  0.04em;
  --ls-wide:    0.12em;
  --ls-wider:   0.2em;
  --ls-widest:  0.3em;

  /* Line height */
  --lh-tight:   1.15;
  --lh-snug:    1.35;
  --lh-base:    1.7;
  --lh-relaxed: 1.85;

  /* Spacing scale (4px grid) */
  --s-1:  4px;
  --s-2:  8px;
  --s-3:  12px;
  --s-4:  16px;
  --s-5:  20px;
  --s-6:  24px;
  --s-7:  28px;
  --s-8:  32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;
  --s-20: 80px;
  --s-24: 96px;

  /* Radius (살짝 둥근 — quiet luxury) */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-pill: 999px;

  /* Shadow (절제된 ladder) */
  --shadow-sm: 0 1px 2px rgba(28,28,46,0.04);
  --shadow-md: 0 4px 12px rgba(28,28,46,0.06);
  --shadow-lg: 0 12px 32px rgba(28,28,46,0.08);
  --shadow-xl: 0 24px 60px rgba(28,28,46,0.10);

  /* Motion */
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:   150ms;
  --t-base:   240ms;
  --t-slow:   400ms;

  /* Container padding */
  --pad-x: clamp(20px, 5vw, 64px);

  /* Focus ring (접근성) */
  --focus-ring: 0 0 0 3px rgba(201,169,110,0.45);
}

/* ============== RESET / BASE ============== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body, h1, h2, h3, h4, h5, h6, p, li, a, span, div, button, label {
  word-break: keep-all; overflow-wrap: break-word;
}
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--paper);
  color: var(--navy);
  font-family: 'Pretendard Variable','Pretendard','Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'palt' 1, 'kern' 1;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast) var(--ease-out); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Focus visible (접근성) */
:focus { outline: none; }
:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* Selection */
::selection { background: var(--gold-soft); color: var(--navy); }

/* ============== CONTAINER ============== */
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 var(--pad-x); }
.container.narrow { max-width: 720px; }
.container.medium { max-width: 960px; }

/* ============== TYPOGRAPHY HELPERS ============== */
.serif-display {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}
.italic-accent {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 500;
}
.text-mono {
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  font-size: var(--fs-xs);
}

/* ============== NAV ============== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--s-5) var(--pad-x);
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--navy-10);
  transition: background var(--t-base) var(--ease-out), box-shadow var(--t-base) var(--ease-out);
}
.nav-logo {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: clamp(15px, 1.4vw, 19px);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase; white-space: nowrap;
  color: var(--navy);
}
.nav-logo .small {
  display: block; font-size: 0.55em;
  letter-spacing: var(--ls-widest);
  color: var(--navy-60); margin-top: 2px; font-weight: 500;
}
.nav-links {
  display: flex; gap: clamp(14px, 2vw, 30px); align-items: center;
  font-family: 'Pretendard Variable', sans-serif;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase; font-weight: 500;
}
.nav-links a { white-space: nowrap; padding: 6px 0; }
.nav-links a:hover { color: var(--gold-deep); }
.nav-links .auth-link { color: var(--navy-60); font-size: var(--fs-2xs); }
.nav-cta {
  background: var(--navy); color: var(--cream);
  padding: 12px 22px;
  border-radius: var(--r-md);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  font-weight: 600; white-space: nowrap;
  transition: background var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.nav-cta:hover { background: var(--gold-deep); color: white; transform: translateY(-1px); }
@media (max-width: 820px) {
  .nav-links a:not(.nav-cta) { display: none; }
}

/* ============== PAGE LAYOUT ============== */
.page {
  padding: clamp(140px, 18vh, 200px) 0 clamp(64px, 8vw, 96px);
  min-height: 100vh;
}
.page.dark { background: var(--navy); color: var(--cream); }
.page-head {
  text-align: center;
  margin-bottom: clamp(48px, 7vw, 80px);
  display: flex; flex-direction: column; align-items: center;
}
.page-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: var(--s-4);
}
.page.dark .page-eyebrow { color: var(--gold); }
.page-title {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--display-page);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-4);
  text-wrap: balance;
}
.page-lead {
  font-size: var(--fs-md);
  line-height: var(--lh-base);
  color: var(--navy-60);
  max-width: 640px;
  text-align: center;
  text-wrap: balance;
}
.page.dark .page-lead { color: var(--cream-70); }

/* Steps indicator */
.steps {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: clamp(8px, 1.5vw, 24px);
  margin-bottom: clamp(48px, 6vw, 64px);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--navy-30);
}
.page.dark .steps { color: var(--cream-25); }
.steps .step.current { color: var(--gold); }
.steps .step.done { color: var(--navy-60); }
.page.dark .steps .step.done { color: var(--cream-70); }
.steps .sep { color: var(--navy-10); }
.page.dark .steps .sep { color: var(--cream-15); }

/* ============== FORMS ============== */
.form-card {
  background: white;
  border: 1px solid var(--navy-10);
  border-radius: var(--r-md);
  padding: clamp(28px, 4vw, 48px);
  max-width: 720px; margin: 0 auto;
  box-shadow: var(--shadow-sm);
}
.page.dark .form-card {
  background: rgba(245,240,232,0.04);
  border-color: var(--cream-15);
  box-shadow: none;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 2.2vw, 28px);
}
.field { display: flex; flex-direction: column; gap: var(--s-2); }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold-deep);
}
.page.dark .field label { color: var(--gold); }

.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="password"],
.field input[type="date"],
.field input[type="number"],
.field select,
.field textarea {
  appearance: none; -webkit-appearance: none;
  background: white;
  border: 1px solid var(--navy-15);
  border-radius: var(--r-sm);
  color: var(--navy);
  font-family: 'Pretendard Variable','Pretendard','Inter',sans-serif;
  font-size: var(--fs-base);
  letter-spacing: var(--ls-tight);
  padding: 14px 16px;
  font-weight: 500; outline: none;
  transition: border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
  width: 100%;
  min-height: 48px;  /* touch target */
}
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--navy-30); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--gold);
  box-shadow: var(--focus-ring);
}
.page.dark .field input,
.page.dark .field select,
.page.dark .field textarea {
  background: rgba(245,240,232,0.04);
  border-color: var(--cream-15);
  color: var(--cream);
}
.page.dark .field input:hover, .page.dark .field select:hover, .page.dark .field textarea:hover {
  border-color: var(--cream-25);
}
.page.dark .field input:focus, .page.dark .field select:focus, .page.dark .field textarea:focus {
  border-color: var(--gold);
}
.page.dark .field select option { background: var(--navy); color: var(--cream); }
.field input[type="date"]::-webkit-calendar-picker-indicator { cursor: pointer; opacity: 0.7; }
.page.dark .field input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(1) sepia(.4) saturate(2) hue-rotate(10deg); }
.field-hint {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  color: var(--navy-40);
  letter-spacing: var(--ls-normal);
}
.page.dark .field-hint { color: var(--cream-40); }
.field textarea { min-height: 96px; resize: vertical; }
.field-error {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-normal);
  color: var(--error);
}

.checkbox-row {
  display: flex; align-items: flex-start; gap: var(--s-3);
  font-size: var(--fs-sm);
  color: var(--navy);
  cursor: pointer;
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--navy-10);
  line-height: var(--lh-base);
}
.checkbox-row input {
  margin-top: 4px;
  width: 18px; height: 18px;
  accent-color: var(--gold-deep);
  cursor: pointer; flex-shrink: 0;
}
.checkbox-row strong { color: var(--gold-deep); margin-right: 4px; font-weight: 600; }

/* ============== BUTTONS — v9 살짝 둥근 + 큰 클릭 영역 ============== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--s-2);
  font-family: 'Pretendard Variable','Pretendard','Inter',sans-serif;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: 18px 36px;
  min-height: 52px;
  border-radius: var(--r-md);
  border: 1px solid var(--navy);
  background: var(--navy);
  color: var(--cream);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out);
  text-align: center; white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.btn:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn:active { transform: translateY(0); box-shadow: var(--shadow-sm); }

.btn-gold {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy);
}
.btn-gold:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  color: var(--navy);
}

.btn-ghost {
  background: transparent;
  color: var(--navy);
  box-shadow: none;
}
.btn-ghost:hover {
  background: var(--navy);
  color: var(--cream);
  box-shadow: var(--shadow-md);
}
.page.dark .btn-ghost {
  color: var(--cream);
  border-color: var(--cream-25);
}
.page.dark .btn-ghost:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy);
}

.btn:disabled {
  background: var(--navy-10);
  border-color: var(--navy-10);
  color: var(--navy-30);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-full { width: 100%; }
.btn-sm {
  padding: 12px 22px;
  min-height: 40px;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wider);
  border-radius: var(--r-sm);
}
.btn-lg {
  padding: 22px 44px;
  min-height: 60px;
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wider);
}

.btn-row { display: flex; gap: var(--s-3); flex-wrap: wrap; margin-top: var(--s-6); }
.btn-row.center { justify-content: center; }

/* ============== TABLES ============== */
.table {
  width: 100%; border-collapse: collapse;
  font-size: var(--fs-sm);
}
.table th, .table td {
  padding: var(--s-4) var(--s-5);
  text-align: left;
  border-bottom: 1px solid var(--navy-10);
}
.table th {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
  background: var(--cream);
}
.table tr:hover td { background: rgba(201,169,110,0.04); }
.table .num { font-variant-numeric: tabular-nums; }
.table .code { font-family: 'JetBrains Mono', monospace; font-size: var(--fs-sm); }
.tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid currentColor;
  border-radius: var(--r-sm);
}
.tag.paid    { color: var(--success); }
.tag.cancel  { color: var(--error); }
.tag.admin   { color: var(--gold-deep); }

/* ============== PHOTO PLACEHOLDER ============== */
.photo-placeholder {
  width: 100%; height: 100%;
  background:
    repeating-linear-gradient(
      45deg,
      var(--cream),
      var(--cream) 12px,
      rgba(28,28,46,0.04) 12px,
      rgba(28,28,46,0.04) 24px
    );
  display: flex; align-items: center; justify-content: center;
  text-align: center;
}
.photo-placeholder .lbl {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--navy-40);
  padding: var(--s-2) var(--s-4);
  background: rgba(245,240,232,0.85);
  border-radius: var(--r-sm);
}

/* ============== ROOM SUMMARY CARD ============== */
.room-summary {
  display: grid; grid-template-columns: 100px 1fr;
  gap: var(--s-5);
  padding: var(--s-5);
  border: 1px solid var(--navy-10);
  background: white;
  border-radius: var(--r-md);
}
.page.dark .room-summary {
  background: rgba(245,240,232,0.04);
  border-color: var(--cream-15);
}
.room-summary-img {
  width: 100px; height: 100px; object-fit: cover;
  border-radius: var(--r-sm);
}
.room-summary-name {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-1);
}
.room-summary-meta {
  font-size: var(--fs-sm);
  color: var(--navy-60);
  letter-spacing: var(--ls-normal);
}
.page.dark .room-summary-meta { color: var(--cream-60); }

/* ============== ALERT/NOTICE ============== */
.notice {
  padding: var(--s-4) var(--s-5);
  background: var(--gold-soft);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  line-height: var(--lh-base);
  color: var(--navy);
}
.notice.error {
  background: rgba(199,90,79,0.08);
  border-left-color: var(--error);
  color: #8C3A30;
}

/* ============== FOOTER ============== */
footer {
  background: var(--cream);
  padding: clamp(64px, 8vw, 96px) 0 var(--s-8);
  border-top: 1px solid var(--navy-10);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: clamp(32px, 4vw, 56px);
  margin-bottom: var(--s-12);
}
.footer-col h5 {
  font-family: 'Pretendard Variable', sans-serif;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: var(--s-4);
}
.footer-col p, .footer-col a {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--navy-60);
}
.footer-col a { display: block; padding: 3px 0; }
.footer-col a:hover { color: var(--navy); }
/* ============== Legal pages (terms / privacy / refund / business-info) ============== */
.legal-page {
  background: var(--cream);
  min-height: 100vh;
  padding: 120px 0 80px;
}
.legal-page .container { max-width: 760px; }
.legal-page .legal-eyebrow {
  font-family: 'Cinzel', serif;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.legal-page h1 {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  font-size: var(--fs-3xl);
  letter-spacing: var(--ls-wide);
  color: var(--navy);
  margin: 0 0 12px;
}
.legal-page .legal-sub {
  font-size: var(--fs-sm);
  color: var(--navy-60);
  margin-bottom: 48px;
  border-bottom: 1px solid var(--navy-10);
  padding-bottom: 24px;
}
.legal-page h2 {
  font-family: 'Pretendard', sans-serif;
  font-weight: 700;
  font-size: var(--fs-lg);
  color: var(--navy);
  margin: 40px 0 12px;
}
.legal-page h3 {
  font-family: 'Pretendard', sans-serif;
  font-weight: 700;
  font-size: var(--fs-base);
  color: var(--navy);
  margin: 24px 0 8px;
}
.legal-page p, .legal-page li {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--navy-80);
  margin: 0 0 8px;
}
.legal-page ul, .legal-page ol { padding-left: 20px; margin: 0 0 12px; }
.legal-page .legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: var(--fs-sm);
}
.legal-page .legal-table th,
.legal-page .legal-table td {
  border: 1px solid var(--navy-10);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}
.legal-page .legal-table th {
  background: var(--navy-5, rgba(28,28,46,0.04));
  font-weight: 600;
  color: var(--navy);
  width: 32%;
}
.legal-page .legal-note {
  background: rgba(201,169,110,0.08);
  border-left: 3px solid var(--gold);
  padding: 12px 16px;
  margin: 16px 0;
  font-size: var(--fs-sm);
  color: var(--navy-80);
}
.legal-page .legal-tbd {
  background: rgba(232,75,31,0.08);
  color: #B5371A;
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
}
.footer-business {
  margin-top: var(--s-8);
  padding-top: var(--s-6);
  border-top: 1px solid var(--navy-10);
  font-size: var(--fs-2xs);
  line-height: var(--lh-relaxed);
  color: var(--navy-60);
}
.footer-business p { margin: 0 0 4px; }
.footer-business [data-bi] { color: var(--navy); }
.footer-bottom {
  padding-top: var(--s-8);
  border-top: 1px solid var(--navy-10);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--s-4);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--navy-40);
}
.footer-logo {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--navy); margin-bottom: var(--s-2);
}

/* ============== CALENDAR (admin) ============== */
.cal-grid {
  display: grid; grid-template-columns: 110px repeat(7, 1fr);
  gap: 1px; background: var(--navy-10);
  border: 1px solid var(--navy-10);
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  overflow: hidden;
}
.cal-grid > div {
  background: white;
  padding: var(--s-2) var(--s-3);
}
.cal-head {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wider);
  color: var(--gold-deep); font-weight: 600;
  text-transform: uppercase;
  text-align: center;
}
.cal-row-label {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  background: var(--cream) !important;
  display: flex; align-items: center;
}
.cal-cell { min-height: 48px; position: relative; }
.cal-cell .booked, .cal-cell .blocked {
  display: block; font-size: var(--fs-2xs);
  padding: 4px 6px; margin: 1px 0;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: var(--ls-normal);
  border-radius: 3px;
}
.cal-cell .booked { background: var(--navy); color: var(--cream); }
.cal-cell .blocked { background: rgba(199,90,79,0.15); color: #8C3A30; }

/* ============== ADMIN LAYOUT ============== */
.admin-shell {
  display: grid; grid-template-columns: 240px 1fr;
  min-height: 100vh; padding-top: 0;
}
@media (max-width: 880px) { .admin-shell { grid-template-columns: 1fr; } }
.admin-side {
  background: var(--navy); color: var(--cream);
  padding: clamp(96px, 12vh, 128px) var(--s-6) var(--s-8);
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
@media (max-width: 880px) { .admin-side { position: static; height: auto; padding: 96px 24px 16px; } }
.admin-side h2 {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-8);
  color: var(--gold);
}
.admin-side a {
  display: block;
  font-family: 'Pretendard Variable',sans-serif;
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--cream-60);
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--cream-15);
  transition: color var(--t-fast) var(--ease-out);
}
.admin-side a:hover { color: var(--gold); }
.admin-side a.active { color: var(--cream); border-bottom-color: var(--gold); }
.admin-main {
  padding: clamp(96px, 12vh, 112px) clamp(24px, 4vw, 56px) clamp(48px, 6vw, 72px);
  background: var(--paper);
}
.admin-h1 {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--display-section);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-2);
  line-height: var(--lh-tight);
}
.admin-sub {
  font-size: var(--fs-sm);
  color: var(--navy-60);
  margin-bottom: var(--s-8);
  line-height: var(--lh-base);
}
.kpi-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: var(--s-4); margin-bottom: var(--s-10);
}
.kpi {
  background: white; border: 1px solid var(--navy-10);
  border-radius: var(--r-md);
  padding: var(--s-6);
  box-shadow: var(--shadow-sm);
}
.kpi .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--gold-deep); margin-bottom: var(--s-3);
}
.kpi .value {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-2xl);
  letter-spacing: var(--ls-tight);
  color: var(--navy);
  line-height: var(--lh-tight);
}
.kpi .delta { font-size: var(--fs-sm); color: var(--navy-60); margin-top: var(--s-2); }

.section-card {
  background: white; border: 1px solid var(--navy-10);
  border-radius: var(--r-md);
  padding: clamp(20px, 3vw, 32px);
  margin-bottom: var(--s-6);
  box-shadow: var(--shadow-sm);
}
.section-card h3 {
  font-family: 'Cinzel', serif; font-weight: 600;
  font-size: var(--fs-md);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-4);
  line-height: var(--lh-tight);
}

/* ============== Toast ============== */
#vda-toast {
  position: fixed; bottom: var(--s-8); left: 50%; transform: translateX(-50%);
  background: var(--navy); color: var(--cream);
  padding: var(--s-4) var(--s-7);
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-normal);
  box-shadow: var(--shadow-lg);
  z-index: 300; opacity: 0;
  transition: opacity var(--t-base) var(--ease-out);
}

/* ============== Empty / Loading state ============== */
.empty-state {
  text-align: center;
  padding: var(--s-16) var(--s-6);
  background: white;
  border: 1px dashed var(--navy-10);
  border-radius: var(--r-md);
}
.empty-state h3 {
  font-family: 'Cinzel', serif;
  font-size: var(--fs-lg);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--s-3);
  line-height: var(--lh-tight);
}
.empty-state p { color: var(--navy-60); font-size: var(--fs-sm); line-height: var(--lh-base); }

/* ============== Responsive helpers ============== */
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .field input, .field select, .field textarea { font-size: 16px; }  /* iOS zoom 방지 */
}