:root {
  --bg: #eef5f0;
  --bg-accent: radial-gradient(circle at top left, rgba(46, 181, 120, 0.18), transparent 28%);
  --surface: rgba(255, 255, 255, 0.94);
  --surface-soft: #f7fbf8;
  --surface-strong: #ffffff;
  --border: rgba(24, 63, 43, 0.1);
  --border-strong: rgba(24, 63, 43, 0.16);
  --text: #162118;
  --text-muted: #5f6f63;
  --text-soft: #7f8d83;
  --primary: #1ea672;
  --primary-strong: #137453;
  --primary-soft: #def5eb;
  --primary-ghost: rgba(30, 166, 114, 0.12);
  --success: #159561;
  --danger: #cf4a64;
  --shadow: 0 20px 60px rgba(28, 62, 43, 0.1);
  --panel-shadow: 0 14px 36px rgba(26, 59, 42, 0.08);
}

html[data-theme="dark"] {
  --bg: #07110c;
  --bg-accent: radial-gradient(circle at top left, rgba(46, 181, 120, 0.18), transparent 26%);
  --surface: rgba(12, 23, 18, 0.95);
  --surface-soft: #101d17;
  --surface-strong: #13231b;
  --border: rgba(195, 235, 213, 0.09);
  --border-strong: rgba(195, 235, 213, 0.13);
  --text: #f4faf5;
  --text-muted: #a0b3a7;
  --text-soft: #809284;
  --primary: #34d399;
  --primary-strong: #18a974;
  --primary-soft: rgba(52, 211, 153, 0.12);
  --primary-ghost: rgba(52, 211, 153, 0.1);
  --success: #4ee3ab;
  --danger: #ff8ba2;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.34);
  --panel-shadow: 0 16px 34px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: var(--bg-accent), var(--bg);
  color: var(--text);
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.site-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.site-header,
.site-footer,
.page-content {
  width: min(100% - 24px, 480px);
  margin: 0 auto;
}

.site-header {
  margin-top: 12px;
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-copy {
  min-width: 0;
}

.brand-copy strong {
  display: block;
  font-size: clamp(1rem, 2vw, 1.55rem);
  line-height: 1.04;
}

.brand-copy span {
  display: block;
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
  display: grid;
  place-items: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
  flex: 0 0 auto;
}

.brand-inner {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.12);
  color: #ffffff;
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.theme-toggle {
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  background: var(--surface-soft);
  color: var(--text);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.theme-toggle:hover {
  transform: translateY(-1px);
  border-color: var(--primary);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-content {
  margin: 14px auto 20px;
  display: grid;
  gap: 14px;
}

.hero-card,
.panel,
.privacy-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--panel-shadow);
  backdrop-filter: blur(18px);
}

.hero-card {
  padding: clamp(18px, 2.2vw, 28px);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: var(--primary-ghost);
  color: var(--primary-strong);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 260px);
  gap: 18px;
  align-items: start;
}

.hero-card h1,
.panel h1,
.privacy-panel h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3.4vw, 3.35rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-card p,
.panel p,
.privacy-panel p {
  margin: 10px 0 0;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: clamp(0.95rem, 1.2vw, 1rem);
}

.hero-note {
  display: grid;
  gap: 4px;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.hero-note-label {
  color: var(--text-soft);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-note strong {
  font-size: 1.2rem;
  letter-spacing: -0.04em;
}

.hero-note small {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.steps {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.step {
  min-width: 0;
  display: grid;
  gap: 8px;
  justify-items: center;
}

.step-track {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
}

.step-dot {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  font-weight: 900;
  color: var(--text-muted);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  flex: 0 0 auto;
}

.step-line {
  flex: 1 1 auto;
  height: 2px;
  border-radius: 999px;
  background: var(--border);
}

.step:last-child .step-line {
  display: none;
}

.step-label {
  font-size: 0.8rem;
  font-weight: 800;
  text-align: center;
  white-space: nowrap;
}

.step.active .step-dot,
.step.complete .step-dot {
  color: #ffffff;
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
  border-color: transparent;
}

.step.complete .step-line,
.step.active .step-line {
  background: var(--primary);
}

.step.active .step-label,
.step.complete .step-label {
  color: var(--primary-strong);
}

.panel,
.privacy-panel {
  padding: clamp(18px, 2.2vw, 28px);
}

.panel-grid {
  display: grid;
  gap: 14px;
}

.panel-header {
  display: grid;
  gap: 6px;
}

.section-badge {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 0.96rem;
  font-weight: 900;
}

.field-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-size: 0.88rem;
  font-weight: 800;
}

.field input {
  width: 100%;
  min-height: 48px;
  border-radius: 16px;
  border: 1px solid var(--border-strong);
  background: var(--surface-strong);
  color: var(--text);
  padding: 0 14px;
  outline: none;
}

.field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-ghost);
}

.card-grid,
.stats,
.plan-list {
  display: grid;
  gap: 12px;
}

.info-card,
.dashboard-card,
.stat-card,
.plan-card,
.pix-card {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  border-radius: 22px;
}

.info-card,
.dashboard-card,
.pix-card {
  padding: 16px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.info-row:last-child {
  border-bottom: 0;
}

.info-row span {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.info-row strong {
  text-align: right;
  font-size: 0.95rem;
}

.success {
  color: var(--success);
}

.dashboard-card {
  display: grid;
  gap: 14px;
}

.dashboard-title {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

.stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card {
  padding: 14px;
}

.stat-card span {
  display: block;
  margin-bottom: 6px;
  color: var(--text-soft);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.stat-card strong {
  font-size: 1rem;
  letter-spacing: -0.03em;
}

.plan-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.plan-card {
  padding: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.plan-card:hover {
  transform: translateY(-1px);
  border-color: var(--primary);
}

.plan-card.active {
  background: var(--primary-soft);
  border-color: var(--primary);
}

.plan-title {
  display: block;
  font-size: 0.98rem;
  font-weight: 800;
}

.plan-subtitle {
  margin-top: 3px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.price-chip {
  padding: 8px 10px;
  border-radius: 999px;
  background: var(--primary);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 900;
  white-space: nowrap;
}

.actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, opacity 160ms ease;
  font-size: 0.92rem;
  font-weight: 800;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
  color: #ffffff;
}

.button.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.button.full {
  width: 100%;
}

.feedback {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
}

.feedback.success {
  color: var(--success);
}

.feedback.error {
  color: var(--danger);
}

.hint {
  color: var(--text-soft);
  font-size: 0.8rem;
}

.copy-box {
  padding: 14px;
  border-radius: 16px;
  border: 1px dashed var(--border-strong);
  background: var(--surface-strong);
  line-height: 1.55;
  word-break: break-all;
  font-size: 0.88rem;
}

.qr-box {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 16px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
}

.qr-box img {
  width: min(100%, 220px);
  height: auto;
  display: block;
}

.site-footer {
  margin-top: 20px;
  padding: 16px;
  text-align: center;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.footer-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.footer-brand p {
  display: none;
}

.footer-block {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer-brand p,
.footer-meta {
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.6;
}

.footer-title {
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.footer-block a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
}

.footer-block a:hover,
.text-link:hover,
.inline-link:hover {
  color: var(--primary-strong);
}

.text-link,
.inline-link {
  color: var(--primary-strong);
  text-decoration: none;
  font-weight: 700;
}

.privacy-panel {
  display: grid;
  gap: 18px;
}

.privacy-block {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.privacy-block h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

@media (max-width: 920px) {
  .hero-head,
  .footer-grid,
  .stats,
  .plan-list {
    grid-template-columns: 1fr;
  }

  .hero-note {
    max-width: 340px;
  }
}

@media (max-width: 720px) {
  .site-header,
  .site-footer,
  .page-content {
    width: min(100% - 16px, 100%);
  }

  .site-header {
    padding: 12px 14px;
    border-radius: 18px;
  }

  .brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
  }

  .brand-inner {
    width: 34px;
    height: 34px;
    font-size: 1.25rem;
  }

  .brand-copy span {
    font-size: 0.76rem;
  }

  .theme-toggle {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .hero-card,
  .panel,
  .privacy-panel,
  .site-footer {
    border-radius: 22px;
    padding: 16px;
  }

  .steps {
    gap: 6px;
  }

  .step-track {
    gap: 6px;
  }

  .step-dot {
    width: 32px;
    height: 32px;
    font-size: 0.84rem;
  }

  .step-label {
    font-size: 0.72rem;
  }

  .actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .button {
    width: 100%;
    min-height: 44px;
    padding: 0 14px;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

  .info-row {
    align-items: start;
    flex-direction: column;
    gap: 6px;
  }

  .info-row strong {
    text-align: left;
  }
}

@media (max-width: 420px) {
  .site-header {
    gap: 10px;
  }

  .brand {
    gap: 10px;
  }

  .brand-copy strong {
    font-size: 0.98rem;
  }

  .hero-card h1,
  .panel h1,
  .privacy-panel h1 {
    font-size: 1.92rem;
  }

  .hero-card p,
  .panel p,
  .privacy-panel p {
    font-size: 0.92rem;
  }

  .steps {
    gap: 4px;
  }

  .step-dot {
    width: 30px;
    height: 30px;
    font-size: 0.8rem;
  }

  .step-label {
    font-size: 0.68rem;
    letter-spacing: -0.01em;
  }

  .panel,
  .privacy-panel {
    padding: 14px;
  }
}