:root {
  color-scheme: light;
  --background: #f7f0e3;
  --foreground: hsl(210 24% 16%);
  --card: #ffffff;
  --card-foreground: hsl(210 24% 16%);
  --primary: hsl(210 50% 12%);
  --primary-foreground: hsl(0 0% 100%);
  --accent: hsl(165 100% 38%);
  --muted: #efe6d4;
  --muted-foreground: hsl(215 16% 47%);
  --border: #e4d9c4;
  --input: #e4d9c4;
  --field: #ffffff;
  --ring: hsl(210 50% 12%);
  --step-active: hsl(165 100% 38%);
  --step-idle: #d4ebe3;
  --success: hsl(160 84% 39%);
  --success-subtle: hsl(152 76% 96%);
  --success-subtle-foreground: hsl(160 84% 24%);
  --error: hsl(0 84% 60%);
  --error-subtle: hsl(0 86% 97%);
  --error-subtle-foreground: hsl(0 74% 42%);
  --destructive: hsl(0 63% 31%);
  --radius: 0.5rem;
  --shadow: 0 20px 25px -5px rgb(15 34 49 / 0.08), 0 8px 10px -6px rgb(15 34 49 / 0.06);
}

html.dark {
  color-scheme: dark;
  --background: hsl(210 50% 5%);
  --foreground: hsl(0 0% 98%);
  --card: hsl(0 0% 11%);
  --card-foreground: hsl(0 0% 98%);
  --primary: hsl(165 100% 38%);
  --primary-foreground: hsl(0 0% 100%);
  --accent: hsl(165 100% 38%);
  --muted: hsl(0 0% 11%);
  --muted-foreground: hsl(215 20% 65%);
  --border: hsl(0 0% 20%);
  --input: hsl(0 0% 20%);
  --field: hsl(0 0% 14%);
  --ring: hsl(165 100% 38%);
  --step-active: #7eb3d9;
  --step-idle: #3a4a5c;
  --success: hsl(160 84% 39%);
  --success-subtle: hsl(160 84% 12%);
  --success-subtle-foreground: hsl(160 84% 70%);
  --error: hsl(0 84% 60%);
  --error-subtle: hsl(0 63% 14%);
  --error-subtle-foreground: hsl(0 84% 75%);
  --destructive: hsl(0 84% 60%);
  --shadow: 0 20px 25px -5px rgb(0 0 0 / 0.35), 0 8px 10px -6px rgb(0 0 0 / 0.4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--background);
}

body {
  display: flex;
  flex-direction: column;
  background: var(--background);
  color: var(--foreground);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 8vw;
  border-bottom: 1px solid var(--border);
  background: var(--background);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--foreground);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.25rem;
}

.brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

nav { display: flex; gap: 18px; }
nav a {
  text-decoration: none;
  color: var(--muted-foreground);
  font-weight: 600;
  font-size: 0.95rem;
}
nav a.active, nav a:hover { color: var(--foreground); }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--foreground);
  cursor: pointer;
  overflow: hidden;
}
.theme-toggle:hover { background: var(--muted); }
.theme-toggle svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.theme-toggle svg[hidden] {
  display: none !important;
}

.wrap {
  width: min(1080px, calc(100% - 40px));
  margin: 36px auto 32px;
  flex: 1;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 28px;
  align-items: start;
}

.summary, .form-card, .panel-card {
  background: var(--card);
  color: var(--card-foreground);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: 1rem;
}

.summary { padding: 28px; position: sticky; top: 18px; }
.form-card, .panel-card { padding: 28px; }

h1, h2, h3 { margin: 0 0 10px; letter-spacing: -0.02em; }
h1 { font-size: 1.85rem; line-height: 1.2; font-weight: 800; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; margin-top: 8px; }
p { color: var(--muted-foreground); line-height: 1.5; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 6px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.price-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}

.price-row strong, .total strong { font-size: 1.05rem; }
.total {
  display: flex;
  justify-content: space-between;
  padding-top: 14px;
  font-size: 1.15rem;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 8px; }
.chip, button, .ghost { border: 0; cursor: pointer; font-family: inherit; }

.chip {
  background: var(--muted);
  color: var(--foreground);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 700;
}
.chip:hover { border-color: var(--accent); }
.chip.bad { background: var(--error-subtle); color: var(--error-subtle-foreground); }

form { display: grid; gap: 14px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.span-2 { grid-column: 1 / -1; }
.field-hint {
  font-weight: 500;
  font-size: 0.78rem;
  color: var(--muted-foreground);
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 6px 0 22px;
}
.stepper-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--step-idle);
  display: block;
  flex-shrink: 0;
  padding: 0;
  border: 0;
  cursor: default;
}
.stepper-dot.is-current,
.stepper-dot.is-done {
  background: var(--step-active);
}
.stepper-dot.is-clickable {
  cursor: pointer;
}
.stepper-line {
  width: 44px;
  height: 2px;
  background: var(--step-idle);
  flex-shrink: 0;
}
.stepper-line.is-done {
  background: var(--step-active);
}
.form-step { display: none; }
.form-step.is-active { display: grid; gap: 14px; }
#backBtn[hidden], #nextBtn[hidden], #payBtn[hidden] { display: none !important; }
label {
  display: grid;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--foreground);
}
input {
  width: 100%;
  border: 1px solid var(--input);
  background: var(--field);
  border-radius: var(--radius);
  padding: 11px 12px;
  font: inherit;
  color: var(--foreground);
}
input:focus {
  outline: 2px solid color-mix(in srgb, var(--ring) 35%, transparent);
  border-color: var(--ring);
}
.password-field {
  position: relative;
  display: block;
}
.password-field input {
  padding-right: 42px;
}
.password-toggle {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 0.4rem;
  background: transparent;
  color: var(--muted-foreground);
  cursor: pointer;
}
.password-toggle:hover,
.password-toggle:focus-visible {
  color: var(--foreground);
  background: color-mix(in srgb, var(--muted) 70%, transparent);
}
.password-toggle:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--ring) 35%, transparent);
}

.actions { display: flex; gap: 10px; align-items: center; margin-top: 6px; flex-wrap: wrap; }
button.primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border-radius: 0.5rem;
  padding: 12px 16px;
  font-weight: 700;
  font-size: 1rem;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:disabled { opacity: 0.6; cursor: wait; }
button.danger {
  background: var(--destructive);
  color: white;
  border-radius: var(--radius);
  padding: 9px 12px;
  font-weight: 700;
}
button.ghost, a.ghost {
  background: var(--muted);
  color: var(--foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-weight: 700;
  text-decoration: none;
}
.actions a.ghost {
  padding: 12px 16px;
}

.note, .flash {
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 0.95rem;
}
.note {
  background: var(--muted);
  color: var(--muted-foreground);
}
.flash.ok { background: var(--success-subtle); color: var(--success-subtle-foreground); }
.flash.err { background: var(--error-subtle); color: var(--error-subtle-foreground); }

.account-bar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 12px;
}
.account-bar h1 { margin-bottom: 4px; }
.account-bar p { margin: 0; }
.sub {
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 16px;
  background: var(--background);
}
.sub header { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.status { font-size: 0.78rem; font-weight: 800; letter-spacing: 0.04em; }
.status.active { color: var(--success); }
.status.cancelled { color: var(--error); }
.charges { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; color: var(--muted-foreground); }
.empty { color: var(--muted-foreground); }

.site-footer {
  margin-top: auto;
  padding: 20px 8vw 28px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
  justify-content: space-between;
  color: var(--muted-foreground);
  font-size: 0.82rem;
}

.asaas-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted-foreground);
  text-decoration: none;
  font-weight: 600;
}
.asaas-mark:hover { color: var(--foreground); }
.asaas-mark svg { flex-shrink: 0; }
.asaas-fine { margin: 0; }

.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--primary-foreground);
  text-decoration: none;
  border-radius: 0.5rem;
  padding: 12px 16px;
  font-weight: 700;
}
.primary-link:hover { filter: brightness(1.08); color: var(--primary-foreground); }
.result-card { max-width: 640px; }

@media (max-width: 860px) {
  .hero, .grid { grid-template-columns: 1fr; }
  .summary { position: static; }
  .topbar, .wrap, .site-footer { padding-left: 18px; padding-right: 18px; }
  .wrap { width: auto; }
}