:root {
  color-scheme: light dark;
  --bg: #f3f4f6;
  --card: #ffffff;
  --text: #17191d;
  --muted: #596172;
  --line: #d7dce5;
  --row-hover: #f8f9fb;
  --primary: #c1121f;
  --primary-hover: #a80f1b;
  --link: #ad1020;
  --danger-bg: #ffe8eb;
  --danger-text: #8a1620;
  --notice-bg: #ffe9df;
  --notice-text: #7c2d0e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101216;
    --card: #171a20;
    --text: #f1f3f7;
    --muted: #a1a8b7;
    --line: #2c3240;
    --row-hover: #1f2530;
    --primary: #ef4444;
    --primary-hover: #dc2626;
    --link: #f87171;
    --danger-bg: #43161f;
    --danger-text: #ffb8c0;
    --notice-bg: #3b1f16;
    --notice-text: #ffc9a9;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #ffffff 0%, var(--bg) 62%);
  color: var(--text);
  min-height: 100vh;
}

@media (prefers-color-scheme: dark) {
  body {
    background: radial-gradient(circle at top, #2a2f3a 0%, var(--bg) 56%);
  }
}

a {
  color: var(--link);
  text-decoration: none;
}

.app-shell {
  min-height: 100vh;
  padding: 0 1rem 1rem;
}

.screen-wrap {

}

.app-card {
  width: 100%;
  max-width: 28rem;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  padding: 1.25rem;
  box-shadow: 0 8px 24px rgba(14, 19, 28, 0.08);
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--card) 92%, transparent);
}

.hero-icon {
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.headline {
  font-size: 1.35rem;
  line-height: 1.25;
  margin: 0 0 0.45rem;
}

.muted {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.button-stack {
  display: grid;
  gap: 0.6rem;
}

@media (prefers-color-scheme: dark) {
  .btn-secondary:hover {
    background: var(--row-hover);
  }
}

.clean-list > * + * {
  border-top: 1px solid var(--line);
}

form {
  display: grid;
  gap: 0.7rem;
}

.form-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.form-input {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--card);
  color: var(--text);
  padding: 0.65rem 0.7rem;
  font-size: 1rem;
}

.form-input:focus {
  outline: 2px solid color-mix(in srgb, var(--primary) 35%, transparent);
  border-color: var(--primary);
}

.form-error {
  margin: 0.35rem 0 0;
  color: #d93025;
  font-size: 0.85rem;
}

.link-row {
  margin-top: 0.75rem;
  text-align: center;
}

.text-link:hover {
  text-decoration: underline;
}

.flash {
  max-width: 28rem;
  margin: 0 auto 0.8rem;
  border-radius: 0.75rem;
  padding: 0.65rem 0.75rem;
  font-size: 0.9rem;
}

.flash-alert {
  background: var(--danger-bg);
  color: var(--danger-text);
}

.flash-notice {
  background: var(--notice-bg);
  color: var(--notice-text);
}

@media (min-width: 768px) {
  .app-shell {
    padding: 0 2rem 2rem;
  }


  .app-card {
    padding: 1.5rem;
  }
}

.marketing-nav-open {
  display: flex;
}

.marketing-table th,
.marketing-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 0.9rem;
  text-align: left;
}

.marketing-table th:not(:first-child),
.marketing-table td:not(:first-child) {
  text-align: center;
}