/* =====================================================================
   간다GO · 경기남부 출장마사지 — Premium Design System
   Pretendard + Design Tokens + Component Overlays
   ===================================================================== */

@font-face {
  font-family: "Pretendard";
  font-weight: 45 920;
  font-style: normal;
  font-display: swap;
  src: local("Pretendard Variable"), local("Pretendard");
}

/* ---------------------------------------------------------------------
   1. Design Tokens — Premium Palette
   (deep charcoal-navy base, molten-orange accent, warm gold highlight)
   --------------------------------------------------------------------- */
:root {
  /* Brand */
  --brand-orange:        #ff7a18;
  --brand-orange-strong: #ff8c00;
  --brand-orange-soft:   #ffb066;
  --brand-gold:          #d9a441;

  /* Surfaces */
  --bg:            #0c1017;
  --bg-elevated:   #11161f;
  --surface:       #161c27;
  --surface-2:     #1d2531;
  --surface-3:     #26303e;

  /* Text */
  --text:          #f3f5f9;
  --text-muted:    #aab4c4;
  --text-subtle:   #7d8798;

  /* Lines / borders */
  --border:        rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  /* Effects */
  --ring:          0 0 0 1px rgba(255, 122, 24, 0.35);
  --shadow-sm:     0 2px 10px rgba(0, 0, 0, 0.35);
  --shadow-md:     0 12px 34px rgba(0, 0, 0, 0.45);
  --shadow-glow:   0 10px 40px rgba(255, 122, 24, 0.32);

  /* Radius */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  /* Layout */
  --maxw: 1140px;
  --gutter: clamp(16px, 4vw, 32px);

  /* Component overlays (gradients reused across cards/buttons) */
  --grad-accent: linear-gradient(135deg, var(--brand-orange) 0%, var(--brand-orange-strong) 100%);
  --grad-surface: linear-gradient(160deg, var(--surface-2) 0%, var(--surface) 100%);
  --grad-hero: radial-gradient(1200px 600px at 70% -10%, rgba(255, 122, 24, 0.18), transparent 60%),
               radial-gradient(900px 500px at 0% 0%, rgba(217, 164, 65, 0.10), transparent 55%);
  --overlay-card: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));

  --font-sans: "Pretendard", "Pretendard Variable", -apple-system, BlinkMacSystemFont,
               "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
}

/* ---------------------------------------------------------------------
   2. Base
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--brand-orange-soft); }

h1, h2, h3, h4 { line-height: 1.25; letter-spacing: -0.02em; margin: 0 0 0.6em; }
h1 { font-size: clamp(1.7rem, 4.4vw, 2.7rem); font-weight: 800; }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 780; }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); font-weight: 720; }
p  { margin: 0 0 1em; color: var(--text-muted); }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(48px, 8vw, 92px); }
.section--tight { padding-block: clamp(36px, 5vw, 60px); }
.eyebrow {
  display: inline-block; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--brand-orange-soft); margin-bottom: 12px;
}
.lead { font-size: clamp(1rem, 1.6vw, 1.12rem); color: var(--text-muted); max-width: 62ch; }
.center { text-align: center; margin-inline: auto; }

/* ---------------------------------------------------------------------
   3. Header / Nav
   --------------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(12, 16, 23, 0.82);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 820; font-size: 1.2rem; letter-spacing: -0.02em; white-space: nowrap; }
.brand .mark {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px;
  background: var(--grad-accent); color: #1a0e03; font-weight: 900; box-shadow: var(--shadow-glow);
}
.brand .go { color: var(--brand-orange); }
.nav-links { display: flex; gap: 2px; align-items: center; }
.nav-links a {
  padding: 8px 10px; border-radius: var(--r-pill); font-size: 0.9rem; font-weight: 600;
  color: var(--text-muted); white-space: nowrap; transition: background .15s, color .15s;
}
.nav-links a:hover { background: var(--surface-2); color: var(--text); }
.nav-tel {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: var(--r-pill);
  background: var(--grad-accent); color: #1a0e03 !important; font-weight: 800; box-shadow: var(--shadow-glow);
  white-space: nowrap;
}
@media (max-width: 480px) { .nav-tel { display: none; } }
.nav-toggle { display: none; background: none; border: 0; color: var(--text); font-size: 1.5rem; cursor: pointer; }

@media (max-width: 1080px) {
  .nav-links {
    position: absolute; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--bg-elevated); border-bottom: 1px solid var(--border); padding: 12px var(--gutter);
    gap: 2px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 10px; }
  .nav-toggle { display: block; }
}

/* ---------------------------------------------------------------------
   4. Hero
   --------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; background: var(--bg-elevated); }
.hero::before { content: ""; position: absolute; inset: 0; background: var(--grad-hero); pointer-events: none; }
.hero .container { position: relative; padding-block: clamp(56px, 10vw, 108px); }
.hero h1 span { color: var(--brand-orange); }
.hero .lead { margin-block: 18px 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------------------------------------------------------------------
   5. Buttons
   --------------------------------------------------------------------- */
.btn {
  --btn-bg: var(--surface-2);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: var(--r-pill); font-weight: 700; font-size: 0.96rem;
  border: 1px solid var(--border-strong); background: var(--btn-bg); color: var(--text);
  cursor: pointer; transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-1px); color: var(--text); }
.btn--primary { background: var(--grad-accent); color: #1a0e03; border-color: transparent; box-shadow: var(--shadow-glow); }
.btn--primary:hover { color: #1a0e03; box-shadow: 0 14px 46px rgba(255, 122, 24, 0.44); }
.btn--ghost { background: rgba(255,255,255,0.03); }
.btn--ghost:hover { background: var(--surface-2); }
.btn--orange { background: var(--grad-accent); color: #1a0e03; border-color: transparent; box-shadow: var(--shadow-glow); }
.btn--orange:hover { color: #1a0e03; box-shadow: 0 14px 46px rgba(255, 122, 24, 0.44); }
.btn--block { width: 100%; }

/* ---------------------------------------------------------------------
   6. Cards + component overlays
   --------------------------------------------------------------------- */
.grid { display: grid; gap: 16px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  position: relative; border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--grad-surface); padding: 22px; overflow: hidden;
  transition: transform .16s ease, border-color .2s ease, box-shadow .2s ease;
}
.card::before { content: ""; position: absolute; inset: 0; background: var(--overlay-card); pointer-events: none; }
.card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.card > * { position: relative; }
.card h3 { margin-bottom: 6px; }
.card p { margin-bottom: 0; font-size: 0.95rem; }
.card .tag { font-size: 0.78rem; font-weight: 700; color: var(--brand-orange-soft); letter-spacing: .04em; }
a.card:hover h3 { color: var(--brand-orange-soft); }
.card .arrow { color: var(--brand-orange); font-weight: 800; margin-top: 12px; display: inline-block; }

/* ---------------------------------------------------------------------
   7. Pricing (matches reference layout)
   --------------------------------------------------------------------- */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
@media (max-width: 820px) { .pricing { grid-template-columns: 1fr; } }
.price-card {
  position: relative; border: 1px solid var(--border); border-radius: var(--r-lg);
  background: var(--grad-surface); padding: 30px 26px; text-align: center;
}
.price-card--featured {
  border-color: var(--brand-orange);
  box-shadow: var(--shadow-glow);
  background: linear-gradient(160deg, rgba(255,122,24,0.10), var(--surface));
}
.price-card__badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad-accent); color: #1a0e03; font-weight: 800; font-size: 0.82rem;
  padding: 6px 18px; border-radius: var(--r-pill); box-shadow: var(--shadow-glow);
}
.price-card h3 { font-size: 1.2rem; }
.price-card .amount { font-size: clamp(2rem, 6vw, 2.7rem); font-weight: 900; letter-spacing: -0.03em; }
.price-card .amount small { font-size: 0.9rem; font-weight: 700; color: var(--text-muted); }
.price-card .dur { color: var(--brand-orange-soft); font-weight: 800; margin: 6px 0 4px; }
.price-card .desc { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 22px; }

/* ---------------------------------------------------------------------
   8. Prose / article
   --------------------------------------------------------------------- */
.prose { max-width: 74ch; }
.prose h2 { margin-top: 1.6em; }
.prose h3 { margin-top: 1.3em; color: var(--brand-orange-soft); }
.prose ul { padding-left: 1.15em; color: var(--text-muted); }
.prose li { margin-bottom: 0.4em; }
.prose a { color: var(--brand-orange-soft); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--text); }

.breadcrumb { font-size: 0.85rem; color: var(--text-subtle); padding-block: 16px; }
.breadcrumb a:hover { color: var(--brand-orange-soft); }
.breadcrumb span { margin-inline: 6px; opacity: 0.5; }

/* FAQ */
.faq details {
  border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--surface);
  padding: 4px 18px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 700; padding: 12px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q "; color: var(--brand-orange); font-weight: 900; }
.faq details[open] summary { color: var(--brand-orange-soft); }
.faq p { margin: 0 0 14px; }

/* Notice / warning block */
.notice {
  border: 1px solid rgba(255,122,24,0.28); border-radius: var(--r-md);
  background: rgba(255,122,24,0.06); padding: 18px 20px;
}
.notice strong { color: var(--brand-orange-soft); }

/* WHW block */
.whw { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 780px) { .whw { grid-template-columns: 1fr; } }
.whw .card h3 { color: var(--brand-orange-soft); }

/* ---------------------------------------------------------------------
   9. Footer
   --------------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-elevated); padding-block: 46px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; gap: 26px; } }
.footer-brand .brand { margin-bottom: 12px; }
.site-footer h4 { font-size: 0.95rem; color: var(--text); margin-bottom: 12px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-links a { color: var(--text-muted); font-size: 0.92rem; }
.footer-links a:hover { color: var(--brand-orange-soft); }
.footer-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.footer-meta { margin-top: 34px; padding-top: 20px; border-top: 1px solid var(--border); font-size: 0.83rem; color: var(--text-subtle); }
.footer-meta p { color: var(--text-subtle); margin-bottom: 4px; }
.tel-strong { color: var(--brand-orange-soft); font-weight: 800; }

/* ---------------------------------------------------------------------
   10. Floating call button (mobile-first, all pages/regions)
   --------------------------------------------------------------------- */
.floating-call {
  position: fixed; right: 18px; bottom: 20px; z-index: 90;
  width: 62px; height: 62px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--grad-accent); color: #1a0e03;
  box-shadow: 0 8px 26px rgba(255,122,24,0.5), 0 2px 8px rgba(0,0,0,0.4);
  animation: fc-bob 1.8s ease-in-out infinite;
}
.floating-call::after {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px solid var(--brand-orange);
  animation: fc-ring 1.8s ease-out infinite; pointer-events: none;
}
.floating-call svg { width: 30px; height: 30px; animation: fc-shake 1.8s ease-in-out infinite; }
.floating-call .fc-label {
  position: absolute; right: 72px; white-space: nowrap;
  background: #1a0e03; color: #fff; font-size: 0.8rem; font-weight: 700;
  padding: 6px 12px; border-radius: var(--r-pill); box-shadow: var(--shadow-sm);
  opacity: 0; transform: translateX(6px); transition: .2s;
}
.floating-call:hover .fc-label { opacity: 1; transform: translateX(0); }

@keyframes fc-bob   { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes fc-shake { 0%,88%,100% { transform: rotate(0); } 90% { transform: rotate(-16deg); } 94% { transform: rotate(14deg); } 96% { transform: rotate(-8deg); } }
@keyframes fc-ring  { 0% { transform: scale(0.9); opacity: 0.8; } 100% { transform: scale(1.5); opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  .floating-call, .floating-call svg, .floating-call::after { animation: none; }
}

/* Utilities */
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.muted { color: var(--text-muted); }
.small { font-size: 0.86rem; }
.divider { height: 1px; background: var(--border); margin-block: 8px; border: 0; }
.pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  font-size: 0.82rem; font-weight: 600; padding: 6px 12px; border-radius: var(--r-pill);
  border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text-muted);
}
.pill:hover { color: var(--brand-orange-soft); border-color: var(--brand-orange); }