:root {
  --commerce-bg: #f4f7fb;
  --commerce-panel: rgba(255, 255, 255, 0.94);
  --commerce-panel-solid: #ffffff;
  --commerce-line: rgba(15, 23, 42, 0.09);
  --commerce-line-strong: rgba(15, 23, 42, 0.14);
  --commerce-text: #0f172a;
  --commerce-soft: #475569;
  --commerce-muted: #718096;
  --commerce-green: #16a34a;
  --commerce-green-dark: #15803d;
  --commerce-blue: #16a34a;
  --commerce-radius-xl: 28px;
  --commerce-radius-lg: 20px;
  --commerce-radius-md: 14px;
  --commerce-shadow: 0 24px 70px rgba(32, 50, 78, 0.10);
  --commerce-shadow-soft: 0 12px 30px rgba(32, 50, 78, 0.07);
}

html { min-height: 100%; }
body.commerce-body {
  min-height: 100vh;
  margin: 0;
  padding: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--commerce-text);
  background: linear-gradient(180deg, #f9fbfc 0%, #f6f8fb 55%, #f3f6f8 100%);
}

.commerce-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 62px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--commerce-line);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.commerce-header-inner,
.commerce-footer-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.commerce-logo { display: inline-flex; align-items: center; text-decoration: none; }
.commerce-logo img { display: block; width: 175px; height: auto; }
.commerce-header-actions { display: flex; align-items: center; gap: 9px; }
.commerce-header-link,
.commerce-header-button {
  text-decoration: none;
  font-size: .82rem;
  font-weight: 700;
  border-radius: 10px;
  transition: .18s ease;
}
.commerce-header-link { color: var(--commerce-soft); padding: 7px 3px; }
.commerce-header-link:hover { color: var(--commerce-text); }
.commerce-header-button {
  color: var(--commerce-text);
  padding: 8px 12px;
  border: 1px solid var(--commerce-line-strong);
  background: rgba(255,255,255,.9);
  box-shadow: 0 4px 14px rgba(15,23,42,.04);
}
.commerce-header-button:hover { transform: translateY(-1px); box-shadow: var(--commerce-shadow-soft); }

.commerce-main { min-height: calc(100vh - 150px); padding: 54px 0 72px; }
.commerce-wrap { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.commerce-wrap-wide { width: min(1180px, calc(100% - 40px)); }
.commerce-intro { text-align: center; max-width: 760px; margin: 0 auto 30px; }
.commerce-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 12px;
  color: var(--commerce-green);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.commerce-kicker::before { content: ""; width: 22px; height: 1px; background: rgba(22,163,74,.32); }
.commerce-intro h1,
.flow-panel h1,
.flow-panel h2,
.auth-panel h1,
.return-panel h1 {
  margin: 0;
  color: var(--commerce-text);
  letter-spacing: -.045em;
  line-height: 1.04;
  font-weight: 760;
}
.commerce-intro h1 { font-size: clamp(2rem, 4vw, 3.1rem); }
.commerce-intro p { margin: 13px auto 0; color: var(--commerce-soft); line-height: 1.65; max-width: 720px; }

.flow-progress {
  width: min(760px, 100%);
  margin: 0 auto 28px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--commerce-line);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,.68);
  box-shadow: 0 8px 24px rgba(32,50,78,.04);
}
.flow-progress-step {
  position: relative;
  min-height: 58px;
  padding: 10px 14px 10px 46px;
  display: flex;
  justify-content: center;
  flex-direction: column;
  border-right: 1px solid var(--commerce-line);
  color: var(--commerce-muted);
}
.flow-progress-step:last-child { border-right: 0; }
.flow-progress-step::before {
  content: attr(data-step);
  position: absolute;
  left: 14px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--commerce-line-strong);
  background: #fff;
  color: var(--commerce-muted);
  font-size: .72rem;
  font-weight: 800;
}
.flow-progress-step span { font-size: .72rem; line-height: 1.2; }
.flow-progress-step strong { margin-top: 2px; color: inherit; font-size: .84rem; }
.flow-progress-step.is-active { color: var(--commerce-text); background: rgba(22,163,74,.055); }
.flow-progress-step.is-active::before { background: var(--commerce-green); border-color: var(--commerce-green); color: #fff; }
.flow-progress-step.is-complete { color: var(--commerce-green-dark); }
.flow-progress-step.is-complete::before { content: "✓"; background: rgba(21,148,71,.1); border-color: rgba(21,148,71,.2); color: var(--commerce-green-dark); }

.flow-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 22px;
  align-items: start;
}
.flow-panel,
.flow-summary,
.auth-panel,
.auth-aside,
.return-panel,
.return-summary {
  border: 1px solid var(--commerce-line);
  background: #ffffff;
  background-image: none;
  box-shadow: var(--commerce-shadow-soft);
  border-radius: var(--commerce-radius-xl);
}
.flow-panel { padding: 30px; }
.flow-panel h2 { font-size: clamp(1.55rem, 2.6vw, 2.15rem); }
.flow-lead { margin: 8px 0 0; color: var(--commerce-soft); line-height: 1.6; }
.flow-summary { padding: 26px; position: sticky; top: 104px; }
.flow-summary-label { color: var(--commerce-green); text-transform: uppercase; letter-spacing: .12em; font-weight: 800; font-size: .7rem; }
.flow-summary h2 { margin: 7px 0 6px; font-size: 1.65rem; letter-spacing: -.04em; }
.flow-summary p { margin: 0; color: var(--commerce-soft); line-height: 1.55; font-size: .92rem; }
.flow-price { margin-top: 22px; font-size: 1.85rem; line-height: 1; font-weight: 800; letter-spacing: -.04em; }
.flow-price-note { margin-top: 7px; color: var(--commerce-muted); font-size: .86rem; }
.flow-summary-row { display: flex; justify-content: space-between; gap: 18px; padding: 13px 0; border-top: 1px solid var(--commerce-line); font-size: .86rem; }
.flow-summary-row:first-of-type { margin-top: 20px; }
.flow-summary-row span { color: var(--commerce-muted); }
.flow-summary-row strong { text-align: right; color: var(--commerce-text); }
.flow-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(21,148,71,.08);
  border: 1px solid rgba(21,148,71,.16);
  color: var(--commerce-green-dark);
  font-size: .72rem;
  font-weight: 800;
}

.flow-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.flow-button,
.flow-button-secondary,
.flow-button-danger {
  display: inline-flex;
  min-height: 44px;
  padding: 0 17px;
  border-radius: 12px;
  border: 1px solid transparent;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font: inherit;
  font-weight: 750;
  font-size: .88rem;
  cursor: pointer;
  transition: .18s ease;
}
.flow-button { color: #fff; background: var(--commerce-green); background-image: none; box-shadow: 0 5px 14px rgba(22,163,74,.14); }
.flow-button:hover { color: #fff; background: var(--commerce-green-dark); transform: translateY(-1px); box-shadow: 0 8px 18px rgba(22,163,74,.18); }
.flow-button-secondary { background: #fff; border-color: var(--commerce-line-strong); color: var(--commerce-text); }
.flow-button-secondary:hover { color: var(--commerce-text); background: #f8fafc; transform: translateY(-1px); }
.flow-button-danger { background: #fff; border-color: rgba(220,38,38,.16); color: #b91c1c; }
.flow-button.is-wide { width: 100%; }
.flow-button:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }

.flow-form { display: grid; gap: 18px; margin-top: 24px; }
.flow-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.flow-form-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.flow-field { min-width: 0; }
.flow-field label { display: block; margin-bottom: 7px; color: #344256; font-size: .79rem; font-weight: 700; }
.flow-field input,
.flow-field select,
.flow-field textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(15,23,42,.13);
  border-radius: 12px;
  background: #fff;
  color: var(--commerce-text);
  padding: 11px 13px;
  outline: none;
  font: inherit;
  font-size: .9rem;
  box-shadow: inset 0 1px 2px rgba(15,23,42,.02);
  transition: border .16s ease, box-shadow .16s ease;
}
.flow-field textarea { min-height: 92px; resize: vertical; }
.flow-field input:focus,
.flow-field select:focus,
.flow-field textarea:focus { border-color: rgba(22,163,74,.45); box-shadow: 0 0 0 4px rgba(22,163,74,.09); }
.flow-field small { display: block; margin-top: 6px; color: var(--commerce-muted); line-height: 1.4; font-size: .73rem; }
.password-wrap { position: relative; }
.password-wrap input { padding-right: 78px; }
.password-toggle { position: absolute; top: 50%; right: 9px; transform: translateY(-50%); border: 0; background: transparent; color: #526175; font-size: .72rem; font-weight: 800; cursor: pointer; }

.flow-section { padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--commerce-line); }
.flow-section:first-child { padding-top: 0; margin-top: 0; border-top: 0; }
.flow-section-head { margin-bottom: 14px; }
.flow-section-head h3 { margin: 0; font-size: 1rem; letter-spacing: -.02em; }
.flow-section-head p { margin: 5px 0 0; color: var(--commerce-muted); font-size: .82rem; line-height: 1.5; }

.flow-alert {
  margin-top: 18px;
  padding: 13px 15px;
  border-radius: 13px;
  font-size: .84rem;
  line-height: 1.5;
  border: 1px solid;
}
.flow-alert.error { color: #991b1b; border-color: rgba(220,38,38,.18); background: rgba(220,38,38,.055); }
.flow-alert.info { color: #075985; border-color: rgba(2,132,199,.16); background: rgba(2,132,199,.05); }
.flow-alert.success { color: #166534; border-color: rgba(22,163,74,.16); background: rgba(22,163,74,.055); }
.flow-alert.warning { color: #92400e; border-color: rgba(217,119,6,.18); background: rgba(217,119,6,.06); }
.flow-alert > *:last-child { margin-bottom: 0; }

.auth-layout { width: min(980px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 22px; align-items: stretch; }
.auth-panel { padding: 32px; }
.auth-panel h1 { font-size: clamp(1.85rem, 3vw, 2.55rem); }
.auth-panel > p { margin: 10px 0 0; color: var(--commerce-soft); line-height: 1.6; }
.auth-aside { padding: 28px; display: flex; flex-direction: column; justify-content: space-between; background: #f7faf8; background-image: none; }
.auth-aside h2 { margin: 7px 0 8px; font-size: 1.45rem; letter-spacing: -.035em; }
.auth-aside p { margin: 0; color: var(--commerce-soft); line-height: 1.55; font-size: .88rem; }
.auth-benefits { display: grid; gap: 10px; margin-top: 22px; }
.auth-benefit { display: flex; gap: 10px; align-items: flex-start; color: var(--commerce-soft); font-size: .84rem; }
.auth-benefit::before { content: "✓"; display: grid; place-items: center; flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%; background: rgba(21,148,71,.09); color: var(--commerce-green-dark); font-weight: 900; }
.auth-switch { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--commerce-line); color: var(--commerce-muted); font-size: .83rem; }
.auth-switch a { color: var(--commerce-text); font-weight: 800; text-decoration: none; }

.pending-list { margin-top: 18px; border-top: 1px solid var(--commerce-line); }
.pending-item { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--commerce-line); }
.pending-item-title { font-size: .86rem; font-weight: 800; }
.pending-item-copy { color: var(--commerce-muted); font-size: .75rem; margin-top: 3px; }
.pending-item-actions { display: flex; gap: 7px; }

.return-layout { width: min(1000px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 22px; align-items: start; }
.return-panel { padding: 32px; }
.return-panel h1 { font-size: clamp(2rem, 3.6vw, 2.8rem); }
.return-status {
  display: inline-flex; align-items: center; gap: 8px; min-height: 32px; padding: 0 12px; margin-bottom: 18px; border-radius: 999px; font-size: .75rem; font-weight: 850;
}
.return-status.success { color: #166534; background: rgba(22,163,74,.09); border: 1px solid rgba(22,163,74,.14); }
.return-status.pending { color: #075985; background: rgba(2,132,199,.08); border: 1px solid rgba(2,132,199,.13); }
.return-status.warning { color: #92400e; background: rgba(217,119,6,.09); border: 1px solid rgba(217,119,6,.14); }
.return-status.danger { color: #991b1b; background: rgba(220,38,38,.08); border: 1px solid rgba(220,38,38,.13); }
.return-panel > p { color: var(--commerce-soft); line-height: 1.65; margin: 12px 0 0; }
.return-steps { margin-top: 28px; display: grid; gap: 0; }
.return-step { position: relative; min-height: 58px; padding: 5px 0 16px 42px; color: var(--commerce-muted); }
.return-step::before { content: ""; position: absolute; left: 11px; top: 27px; bottom: -8px; width: 1px; background: var(--commerce-line-strong); }
.return-step:last-child::before { display: none; }
.return-step-dot { position: absolute; left: 0; top: 3px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: #fff; border: 1px solid var(--commerce-line-strong); color: var(--commerce-muted); font-size: .7rem; font-weight: 900; }
.return-step.is-complete .return-step-dot { background: rgba(21,148,71,.1); border-color: rgba(21,148,71,.18); color: var(--commerce-green-dark); }
.return-step.is-current .return-step-dot { background: rgba(22,163,74,.10); border-color: rgba(22,163,74,.20); color: var(--commerce-green-dark); }
.return-step strong { display: block; color: var(--commerce-text); font-size: .88rem; }
.return-step span { display: block; margin-top: 3px; font-size: .77rem; line-height: 1.45; }
.return-summary { padding: 26px; position: sticky; top: 104px; }
.return-summary h2 { margin: 6px 0 18px; font-size: 1.25rem; letter-spacing: -.03em; }
.return-summary-row { padding: 12px 0; border-top: 1px solid var(--commerce-line); }
.return-summary-row span { display: block; color: var(--commerce-muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 800; }
.return-summary-row strong { display: block; margin-top: 4px; font-size: .87rem; word-break: break-word; }

.commerce-footer { padding: 20px 0 26px; color: var(--commerce-muted); font-size: .76rem; }
.commerce-footer-inner { border-top: 1px solid var(--commerce-line); padding-top: 18px; }

@media (max-width: 900px) {
  .flow-layout, .auth-layout, .return-layout { grid-template-columns: 1fr; }
  .flow-summary, .return-summary { position: static; order: -1; }
  .auth-aside { order: -1; }
}
@media (max-width: 650px) {
  .commerce-header { height: 58px; }
  .commerce-logo img { width: 155px; height: auto; }
  .commerce-header-link { display: none; }
  .commerce-main { padding: 34px 0 52px; }
  .commerce-wrap, .commerce-wrap-wide, .auth-layout, .return-layout, .commerce-header-inner, .commerce-footer-inner { width: min(100% - 24px, 1180px); }
  .flow-panel, .flow-summary, .auth-panel, .auth-aside, .return-panel, .return-summary { padding: 22px; border-radius: 20px; }
  .flow-form-grid, .flow-form-grid-3 { grid-template-columns: 1fr; }
  .flow-progress-step { padding: 10px 7px 10px 35px; min-height: 54px; }
  .flow-progress-step::before { left: 8px; width: 21px; height: 21px; }
  .flow-progress-step span { display: none; }
  .flow-progress-step strong { font-size: .72rem; }
  .pending-item { grid-template-columns: 1fr; }
  .commerce-footer-inner { align-items: flex-start; flex-direction: column; gap: 4px; }
}


/* ========================================
   PREMIUM CONSISTENCY — 2026-08-14
======================================== */
.commerce-header {
  border-bottom-color: rgba(15, 23, 42, 0.055);
  box-shadow: none;
}

.commerce-header-link:hover {
  color: var(--commerce-green-dark);
}

.commerce-header-button {
  border-radius: 10px;
  box-shadow: none;
}

.commerce-header-button:hover {
  color: var(--commerce-green-dark);
  border-color: rgba(22, 163, 74, 0.18);
  background: #f8fbf9;
  box-shadow: none;
}

.flow-progress,
.flow-panel,
.flow-summary,
.auth-panel,
.auth-aside,
.return-panel,
.return-summary {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.flow-progress-step.is-active {
  color: var(--commerce-text);
  background: rgba(22, 163, 74, 0.055);
}

.flow-button,
.flow-button-secondary,
.flow-button-danger {
  border-radius: 10px;
}

.flow-button:active {
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(22, 163, 74, 0.14);
}

.flow-field input:focus,
.flow-field select:focus,
.flow-field textarea:focus {
  border-color: rgba(22, 163, 74, 0.45);
  box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.09);
}

.auth-switch a:hover {
  color: var(--commerce-green-dark);
}