/* WizardPDF public site (slice LIC-04).
 *
 * One stylesheet, no external fonts or images (the pages run under default-src 'self').
 * Colours are custom properties with a dark set under prefers-color-scheme. Every
 * text/background pair below meets WCAG AA (4.5:1), and form-control borders meet 3:1.
 */

:root {
  --bg: #ffffff;
  --bg-soft: #f4f6fb;
  --surface: #ffffff;
  --border: #d9dde7;
  --border-strong: #6f7a93; /* 4.3:1 on white: boundaries of inputs */
  --text: #171c28;
  --text-muted: #55607a; /* 6.3:1 on white */
  --accent: #3346c9; /* 7.3:1 on white, and under white text */
  --accent-hover: #2536a8;
  --accent-soft: #ecefff;
  --on-accent: #ffffff;
  --danger: #b3261e;
  --danger-soft: #fdecea;
  --success: #1b6e3c;
  --success-soft: #e7f5ec;
  --focus: #1d4ed8;
  --shadow: 0 1px 2px rgba(23, 28, 40, 0.06), 0 8px 24px rgba(23, 28, 40, 0.06);
  --radius: 10px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218;
    --bg-soft: #151a24;
    --surface: #1a1f2b;
    --border: #2e3547;
    --border-strong: #7c88a3;
    --text: #e8ebf2;
    --text-muted: #a8b1c5;
    --accent: #95a6ff;
    --accent-hover: #b1beff;
    --accent-soft: #232b4a;
    --on-accent: #0f1218;
    --danger: #ff9389;
    --danger-soft: #3a1c1a;
    --success: #7fd9a0;
    --success-soft: #16301f;
    --focus: #b1beff;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
}

main {
  flex: 1;
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3 {
  margin: 0 0 0.5em;
  line-height: 1.2;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3rem);
}

h2 {
  font-size: clamp(1.35rem, 1.15rem + 1vw, 1.8rem);
}

h3 {
  font-size: 1.1rem;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}

code,
pre {
  font-family: var(--mono);
  font-size: 0.9em;
}

/* --- layout ------------------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: 70rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.narrow {
  max-width: 38rem;
}

.section {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.section-soft {
  background: var(--bg-soft);
  border-block: 1px solid var(--border);
}

.section-lead,
.lead {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 44rem;
  margin-bottom: 1.75rem;
}

.two-column {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 56rem) {
  .two-column {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--on-accent);
  border-radius: 6px;
}

.skip-link:focus {
  top: 0.75rem;
  color: var(--on-accent);
}

/* --- header and footer -------------------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.site-header-inner,
.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 0.9rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
}

.brand:hover {
  color: var(--text);
}

.brand-mark {
  width: 30px;
  height: 30px;
  flex: none;
  display: block;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  display: inline-block;
  padding: 0.45rem 0.7rem;
  border-radius: 6px;
  color: var(--text);
  font-weight: 500;
  text-decoration: none;
}

.nav-list a:hover {
  background: var(--bg-soft);
  color: var(--text);
}

.nav-list a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text-muted);
}

.footer-brand {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

/* --- hero --------------------------------------------------------------------------- */

.hero {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  padding-block: clamp(3rem, 9vw, 6.5rem);
}

.hero h1 {
  max-width: 20ch;
}

.eyebrow {
  margin-bottom: 0.75rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-note {
  margin: 1.25rem 0 0;
  color: var(--text-muted);
}

/* --- buttons ------------------------------------------------------------------------ */

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.actions-end {
  justify-content: flex-end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.55rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.btn-large {
  min-height: 3.1rem;
  padding-inline: 1.5rem;
  font-size: 1.05rem;
}

.btn-small {
  min-height: 2.25rem;
  padding: 0.3rem 0.8rem;
  font-size: 0.92rem;
}

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--on-accent);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--bg-soft);
  color: var(--text);
}

.btn-danger {
  background: var(--surface);
  border-color: var(--danger);
  color: var(--danger);
}

.btn-danger:hover {
  background: var(--danger-soft);
  color: var(--danger);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.6;
}

.btn[aria-busy="true"]::before {
  content: "";
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn[aria-busy="true"]::before {
    animation: none;
  }
}

/* --- cards, grids ------------------------------------------------------------------- */

.card,
.panel,
.plan,
.result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.panel,
.result {
  padding: 1.5rem;
}

.card p:last-child,
.panel p:last-child,
.result p:last-child {
  margin-bottom: 0;
}

.feature-grid,
.plan-grid,
.steps,
.stack {
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-grid,
.plan-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.feature-grid .card p {
  color: var(--text-muted);
}

.steps {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  counter-reset: step;
}

.steps li {
  counter-increment: step;
}

.steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.75rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 700;
}

.steps p {
  color: var(--text-muted);
  margin: 0;
}

.stack {
  display: grid;
  gap: 1rem;
}

/* --- plans -------------------------------------------------------------------------- */

.plan-grid {
  margin-block: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}

.plan-grid > li {
  display: flex;
}

.plan {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
}

.plan h2 {
  margin: 0;
  font-size: 1.3rem;
}

.plan-price {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.plan-unit {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 400;
}

.plan-description {
  margin: 0;
  color: var(--text-muted);
  overflow-wrap: anywhere;
}

.plan-features {
  flex: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.plan-features li {
  position: relative;
  padding: 0.2rem 0 0.2rem 1.5rem;
}

.plan-features li::before {
  content: "";
  position: absolute;
  left: 0.2rem;
  top: 0.7rem;
  width: 0.6rem;
  height: 0.32rem;
  border-left: 2px solid var(--success);
  border-bottom: 2px solid var(--success);
  transform: rotate(-45deg);
}

.plan-action {
  margin-top: 0.5rem;
}

.plan-action .btn {
  width: 100%;
}

/* --- forms -------------------------------------------------------------------------- */

.form {
  display: grid;
  gap: 1.15rem;
  max-width: 32rem;
  margin-top: 1.5rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-weight: 600;
}

.optional {
  color: var(--text-muted);
  font-weight: 400;
}

input[type="text"],
input[type="email"],
input[type="number"],
select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

input[aria-invalid="true"],
select[aria-invalid="true"] {
  border-color: var(--danger);
  border-width: 2px;
}

.field-check {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.6rem;
}

.field-check input {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.25rem;
  accent-color: var(--accent);
}

.field-check label {
  font-weight: 400;
}

.hint {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.field-error {
  margin: 0;
  color: var(--danger);
  font-size: 0.92rem;
  font-weight: 600;
}

.form-status:empty {
  display: none;
}

.form-inline {
  max-width: none;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  align-items: end;
}

.form-inline .form-status {
  grid-column: 1 / -1;
}

/* --- notices and results ------------------------------------------------------------ */

.notice {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: 8px;
  background: var(--bg-soft);
  overflow-wrap: anywhere;
}

.notice-info {
  border-left-color: var(--accent);
}

.notice-error {
  border-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
  font-weight: 600;
}

.notice-success {
  border-color: var(--success);
  background: var(--success-soft);
  color: var(--success);
  font-weight: 600;
}

.result {
  margin-top: 1.5rem;
  border-left: 4px solid var(--success);
  overflow-wrap: anywhere;
}

.secret {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 0.75rem 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px dashed var(--border-strong);
  border-radius: 8px;
  background: var(--bg-soft);
}

.secret-label {
  flex-basis: 100%;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.secret-value {
  flex: 1 1 14rem;
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 600;
  overflow-wrap: anywhere;
  user-select: all;
}

.facts {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.4rem 1rem;
  margin: 0 0 1rem;
}

.facts dt {
  color: var(--text-muted);
}

.facts dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.checksum {
  word-break: break-all;
}

.prewrap {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.code {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-soft);
  overflow-x: auto;
}

.panel h3 {
  margin-top: 1.5rem;
}

/* --- account ------------------------------------------------------------------------ */

.account-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.account-bar p {
  margin: 0;
  overflow-wrap: anywhere;
}

.account-section {
  margin-top: 2.5rem;
}

.item {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow-wrap: anywhere;
}

.item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.75rem;
}

.item-head h3 {
  margin: 0;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 600;
}

.badge-good {
  border-color: var(--success);
  background: var(--success-soft);
  color: var(--success);
}

.badge-bad {
  border-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
}

.rows {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--border);
}

.rows li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.rows p {
  margin: 0;
}

.item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

/* --- dialogs ------------------------------------------------------------------------ */

.dialog {
  width: min(32rem, calc(100vw - 2rem));
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}

.dialog::backdrop {
  background: rgba(10, 13, 20, 0.6);
}

.dialog .form {
  margin-top: 0;
}

.dialog form {
  display: grid;
  gap: 1rem;
}

.dialog h2,
.dialog p {
  margin: 0;
}

.item h4 {
  margin: 1rem 0 0;
  font-size: 1rem;
}

.secret + .hint {
  margin-bottom: 1rem;
}

/* --- steps (redeem: details, confirm e-mail, licence key) ------------------------------ */

.steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  counter-reset: step;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.steps li {
  counter-increment: step;
  display: flex;
  align-items: center;
  gap: 8px;
}

.steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  font-weight: 600;
}

.steps li[aria-current="step"] {
  color: var(--text);
  font-weight: 600;
}

.steps li[aria-current="step"]::before {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--on-accent);
}