/* ============================================================
   SellBot Design System — style.css
   모든 setup 페이지가 공통으로 사용하는 디자인 시스템
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,400;14..32,500;14..32,600;14..32,700;14..32,800&display=swap');

/* ===== TOKENS ===== */
:root {
  /* Brand */
  --color-primary:       #4F46E5;
  --color-primary-hover: #4338CA;
  --color-primary-light: #EEF2FF;
  --color-primary-ring:  rgba(79, 70, 229, 0.15);

  /* Sidebar */
  --sidebar-width:      240px;
  --sidebar-bg:         #0F172A;
  --sidebar-border:     rgba(255,255,255,0.06);
  --sidebar-text:       #94A3B8;
  --sidebar-text-hover: #E2E8F0;
  --sidebar-active-bg:  rgba(79, 70, 229, 0.18);
  --sidebar-active-txt: #A5B4FC;

  /* Surface */
  --bg-body:   #F1F5F9;
  --bg-card:   #FFFFFF;
  --bg-subtle: #F8FAFC;
  --border:    #E2E8F0;
  --border-md: #CBD5E1;

  /* Text */
  --text-heading:   #0F172A;
  --text-body:      #334155;
  --text-secondary: #64748B;
  --text-muted:     #94A3B8;

  /* Platform colours (badges & accents only) */
  --c-naver:    #03C75A;
  --c-coupang:  #E8420A;
  --c-11st:     #CC2929;
  --c-telegram: #26A5E4;
  --c-gemini:   #7C3AED;
  --c-openai:   #111827;
  --c-esm:      #6B7280;
  --c-addon-tagbot: #0EA5E9;

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,.05);
  --shadow-sm: 0 1px 4px rgba(0,0,0,.06), 0 2px 8px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.09);
  --shadow-lg: 0 8px 28px rgba(0,0,0,.12);

  /* Transitions */
  --t-fast: 0.15s ease;
  --t-med:  0.22s ease;
}

/* ===== BASE RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-body);
  color: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

/* ===== LAYOUT ===== */
.sb-layout {
  display: flex;
  min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sb-sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  position: fixed;
  inset: 0 auto 0 0;   /* top right bottom left */
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  z-index: 200;
  scrollbar-width: none;
}
.sb-sidebar::-webkit-scrollbar { display: none; }

/* Logo area */
.sb-logo {
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--sidebar-border);
}
.sb-logo-name {
  font-size: 17px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.4px;
}
.sb-logo-sub {
  font-size: 10.5px;
  color: #4B5E7A;
  margin-top: 2px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Nav */
.sb-nav {
  padding: 14px 10px;
  flex: 1;
}

.sb-nav-section {
  margin-top: 16px;
}

.sb-nav-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #3B4E66;
  padding: 4px 10px 6px;
  user-select: none;
}

.sb-nav-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--sidebar-text);
  transition: background var(--t-fast), color var(--t-fast);
  margin-bottom: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sb-nav-link:hover {
  background: rgba(255,255,255,0.055);
  color: var(--sidebar-text-hover);
}
.sb-nav-link.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-txt);
  font-weight: 600;
}

/* Coloured dot for platform links */
.sb-nav-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  opacity: 0.85;
}

.sb-nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.6;
}
.sb-nav-link.active .sb-nav-icon,
.sb-nav-link:hover .sb-nav-icon { opacity: 1; }

/* Sidebar footer */
.sb-sidebar-footer {
  padding: 14px 10px;
  border-top: 1px solid var(--sidebar-border);
}

/* ===== MAIN ===== */
.sb-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top header bar */
.sb-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 36px;
}

.sb-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}
.sb-breadcrumb strong {
  color: var(--text-body);
  font-weight: 600;
}
.sb-breadcrumb-sep { color: var(--border-md); font-size: 12px; }

.sb-topbar-actions { display: flex; align-items: center; gap: 8px; }

/* Content wrapper */
.sb-content {
  padding: 36px 40px 60px;
  max-width: 880px;
  width: 100%;
}

/* ===== PAGE HEADER ===== */
.sb-page-header { margin-bottom: 28px; }
.sb-page-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.sb-page-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -0.6px;
  line-height: 1.25;
}
.sb-page-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 8px;
  max-width: 700px;
}

/* ===== DIVIDER ===== */
.sb-hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 28px 0;
}

/* ===== SECTION HEADING ===== */
.sb-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.sb-section-title h2 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-heading);
}
.sb-section-title .pill {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 9px;
  border-radius: 100px;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ===== CARDS ===== */
.sb-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
}
.sb-card-body { padding: 24px; }

/* Platform guide card */
.sb-platform-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--c-accent, var(--border-md));
  border-radius: var(--r-lg);
  padding: 20px;
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--t-med), transform var(--t-med), border-color var(--t-med);
}
.sb-platform-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.sb-platform-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.sb-platform-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--c-accent, var(--border-md));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  letter-spacing: -0.5px;
}
.sb-platform-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-heading);
}
.sb-platform-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
  flex: 1;
}

/* Manual card (prominent) */
.sb-manual-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px 26px;
  box-shadow: var(--shadow-sm);
}
.sb-manual-card-text h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 4px;
}
.sb-manual-card-text p {
  font-size: 13px;
  color: var(--text-secondary);
  max-width: 480px;
}

/* ===== STEP LIST ===== */
.sb-step-list { display: flex; flex-direction: column; gap: 24px; }

.sb-step {
  display: flex;
  gap: 18px;
}
.sb-step-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--step-color, var(--color-primary));
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.sb-step-inner { flex: 1; }
.sb-step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 10px;
}
.sb-step-body {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== ARTICLE (description card) ===== */
.sb-article {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
}
.sb-article-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.sb-article-body {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}
.sb-article-note {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  line-height: 1.55;
}

/* ===== CALLOUT/INFO BOXES ===== */
.sb-callout {
  border-radius: var(--r-md);
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.6;
  border-left: 3px solid transparent;
}
.sb-callout.info {
  background: #EFF6FF;
  border-color: #3B82F6;
  color: #1E40AF;
}
.sb-callout.warning {
  background: #FFFBEB;
  border-color: #F59E0B;
  color: #92400E;
}
.sb-callout.success {
  background: #F0FDF4;
  border-color: #22C55E;
  color: #166534;
}
.sb-callout.danger {
  background: #FFF1F2;
  border-color: #F43F5E;
  color: #9F1239;
}

/* ===== CODE ===== */
.sb-code {
  background: #0F172A;
  color: #A5B4FC;
  border-radius: var(--r-md);
  padding: 16px 20px;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  word-break: break-all;
}
.sb-code-danger { color: #FDA4AF; }

/* ===== LINK BOX ===== */
.sb-link-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-primary);
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
}
.sb-link-box:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}

/* ===== PATH DISPLAY ===== */
.sb-path {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 600;
}
.sb-path-sep { color: var(--text-muted); font-weight: 400; }

/* ===== FIGURE ===== */
.sb-figure {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.sb-figure img { width: 100%; display: block; }
.sb-figure figcaption {
  padding: 9px 14px;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}

/* ===== BADGE guide-badge (image overlay) ===== */
.guide-shot { position: relative; }
.guide-badge {
  position: absolute;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.92);
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.25);
  border: 2px solid rgba(255,255,255,0.9);
}

/* ===== BUTTONS ===== */
.sb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--r-md);
  font-size: 13.5px;
  font-weight: 600;
  font-family: inherit;
  border: none;
  cursor: pointer;
  transition: all var(--t-fast);
  text-decoration: none;
  white-space: nowrap;
}

.sb-btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.sb-btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 4px 14px rgba(79,70,229,.35);
  transform: translateY(-1px);
}
.sb-btn-primary:active { transform: translateY(0); }

.sb-btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.sb-btn-outline:hover {
  border-color: var(--border-md);
  color: var(--text-heading);
}

.sb-btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 8px 12px;
}
.sb-btn-ghost:hover { color: var(--color-primary); }

.sb-btn-danger-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  font-size: 13px;
  padding: 7px 13px;
}
.sb-btn-danger-ghost:hover {
  border-color: #EF4444;
  color: #EF4444;
}

.sb-btn-lg { padding: 13px 32px; font-size: 15px; border-radius: var(--r-lg); }
.sb-btn-full { width: 100%; }

/* ===== PILL BADGES ===== */
.sb-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
}
.sb-pill-required { background: #FEF2F2; color: #DC2626; }
.sb-pill-optional { background: #F0FDF4; color: #16A34A; }
.sb-pill-info     { background: var(--color-primary-light); color: var(--color-primary); }

/* ===== FORM ===== */
.sb-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 6px;
}
.sb-input {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 14px;
  font-family: inherit;
  color: var(--text-heading);
  background: var(--bg-card);
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.sb-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}
.sb-input::placeholder { color: var(--text-muted); }

/* ===== MARKET CHECKBOX CARD ===== */
.sb-market-card {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  background: var(--bg-card);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.sb-market-card:hover { border-color: var(--color-primary); }
.sb-market-card.is-active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 0 0 2px var(--color-primary-ring);
}
.sb-market-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  margin-bottom: 12px;
}

/* ===== BACK LINK ===== */
.sb-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
  transition: color var(--t-fast);
}
.sb-back:hover { color: var(--color-primary); }

/* ===== STATUS MESSAGE ===== */
.sb-status {
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  display: none;
}
.sb-status.show { display: block; }
.sb-status.loading { background: var(--color-primary-light); color: var(--color-primary); }
.sb-status.success { background: #F0FDF4; color: #15803D; }
.sb-status.error   { background: #FFF1F2; color: #BE123C; }

/* ===== GUIDE BANNER (index page steps) ===== */
.sb-step-indicator {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}
.sb-step-indicator-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}
.sb-step-indicator-item.current { color: var(--color-primary); }
.sb-step-indicator-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--border-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  background: var(--bg-card);
}
.sb-step-indicator-item.current .sb-step-indicator-num {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}
.sb-step-indicator-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  max-width: 40px;
  margin: 0 4px;
}

/* ===== GRID UTILS ===== */
.sb-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sb-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }

@media (max-width: 640px) {
  .sb-grid-2, .sb-grid-3 { grid-template-columns: 1fr; }
}

/* ===== SPACING UTILS ===== */
.sb-space-y-3 > * + * { margin-top: 12px; }
.sb-space-y-4 > * + * { margin-top: 16px; }
.sb-space-y-5 > * + * { margin-top: 20px; }
.sb-space-y-6 > * + * { margin-top: 24px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .sb-content { padding: 24px 24px 48px; }
  .sb-topbar  { padding: 0 24px; }
}

@media (max-width: 768px) {
  .sb-sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  .sb-sidebar.open { transform: translateX(0); }
  .sb-main { margin-left: 0; }
  .sb-content { max-width: none; }
  .sb-topbar { padding: 0 16px; }
}