:root {
  --bg: #020617;
  --bg2: #0f172a;
  --ink: #e2e8f0;
  --muted: #94a3b8;
  --line: rgba(255, 255, 255, 0.08);
  --panel: rgba(30, 41, 59, 0.6);
  --panel-soft: rgba(15, 23, 42, 0.45);
  --panel-strong: rgba(15, 23, 42, 0.82);
  --accent: #d4a373;
  --accent-dark: #d4a373;
  --green: #34d399;
  --cyan: #7dd3fc;
  --shadow: 0 22px 55px rgba(2, 6, 23, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  color-scheme: dark light;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1600px 1000px at 15% 5%, rgba(212, 163, 115, 0.25), transparent 80%),
    radial-gradient(1600px 1000px at 80% 70%, rgba(0, 212, 255, 0.15), transparent 80%),
    linear-gradient(135deg, var(--bg), var(--bg2));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(120deg, rgba(212, 163, 115, 0.08), transparent 36%),
    url("../logo.png") top 40px right 5vw / 220px auto no-repeat;
  opacity: 0.28;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.topbar {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.home-link {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.language-switcher {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-soft);
}

.language-switcher button {
  width: 44px;
  min-height: 36px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.language-switcher button[aria-pressed="true"] {
  background: var(--accent);
  color: #111827;
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero-grid {
  min-height: calc(100vh - 92px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 460px);
  align-items: center;
  gap: 34px;
  padding: 28px 0 48px;
}

.hero-copy {
  max-width: 700px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.25rem, 4.4vw, 4.25rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.lead {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.18rem;
  line-height: 1.7;
}

.quick-check-card {
  width: min(100%, 680px);
  margin-top: 28px;
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.quick-check-copy h2 {
  margin: 0;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.15;
}

.quick-check-copy p:not(.eyebrow) {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.quick-check-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
}

.quick-check-form label {
  color: var(--muted);
}

.quick-check-form input {
  min-height: 52px;
}

.quick-check-form .primary-button {
  min-width: 172px;
}

.quick-result {
  display: grid;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.quick-result[hidden] {
  display: none;
}

.quick-score {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(2, 6, 23, 0.42);
}

.quick-score span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.25;
  text-transform: uppercase;
}

.quick-score strong {
  color: var(--accent);
  margin-left: auto;
  font-size: 3.1rem;
  line-height: 1;
}

.quick-score small {
  color: var(--muted);
  font-weight: 800;
  align-self: flex-end;
  margin-bottom: 8px;
}

.quick-result-body {
  min-width: 0;
}

.quick-result-body h3 {
  margin: 0 0 8px;
  color: var(--ink);
}

.quick-result-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.quick-result-body ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.quick-result-body li {
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.28);
  font-size: 0.92rem;
  line-height: 1.25;
}

.quick-status {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

.quick-status.error {
  color: #fecaca;
}

.check-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-strong);
  color: var(--ink);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.form-heading h2 {
  margin: 0;
  font-size: 1.75rem;
}

.check-form .eyebrow {
  color: #ffd29a;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--ink);
  font: inherit;
  padding: 12px 13px;
}

input:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(43, 125, 159, 0.42);
  outline-offset: 2px;
}

textarea {
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #9fb2ca;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.primary-button {
  min-height: 52px;
  border: 0;
  border-radius: 8px;
  background: linear-gradient(90deg, var(--accent), #e3a85c);
  color: #1e293b;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: #c5d3e6;
  font-size: 0.94rem;
  font-weight: 700;
}

.form-status.success {
  color: #a5f3c6;
}

.form-status.error {
  color: #fecaca;
}

.content-band,
.checklist-section {
  margin: 0 0 28px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.section-heading {
  max-width: 740px;
}

.section-heading h2,
.checklist-section h2 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.65rem);
  line-height: 1.12;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.feature-grid article {
  padding: 20px;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: var(--panel-soft);
}

.feature-grid h3 {
  margin: 0 0 8px;
}

.feature-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.checklist-section ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 28px;
  margin: 24px 0 0;
  padding-left: 22px;
  color: var(--muted);
  font-weight: 700;
  line-height: 1.55;
}

.footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 26px 0 40px;
  color: var(--muted);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f1e8;
    --bg2: #dbe9ef;
    --ink: #122033;
    --muted: #5c6d83;
    --line: rgba(20, 43, 64, 0.14);
    --panel: rgba(255, 252, 247, 0.82);
    --panel-soft: rgba(255, 246, 234, 0.78);
    --panel-strong: rgba(255, 252, 247, 0.88);
    --accent: #a66d38;
    --accent-dark: #7c4a1e;
    --green: #177a5e;
    --cyan: #2b7d9f;
    --shadow: 0 22px 52px rgba(47, 58, 73, 0.14);
  }

  body {
    background:
      radial-gradient(1600px 1000px at 15% 5%, rgba(212, 163, 115, 0.26), transparent 80%),
      radial-gradient(1600px 1000px at 80% 70%, rgba(37, 99, 140, 0.14), transparent 80%),
      linear-gradient(135deg, var(--bg), var(--bg2));
  }

  body::before {
    opacity: 0.16;
  }

  .quick-score {
    background: rgba(15, 23, 42, 0.9);
  }

  .check-form .eyebrow {
    color: var(--accent);
  }

  .primary-button {
    color: #111827;
  }
}

@media (max-width: 920px) {
  .topbar,
  .top-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .top-actions {
    width: 100%;
  }

  .home-link,
  .language-switcher {
    width: 100%;
    justify-content: center;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 22px;
  }

  .field-row,
  .quick-check-form,
  .feature-grid,
  .checklist-section ul {
    grid-template-columns: 1fr;
  }

  .quick-check-form .primary-button {
    width: 100%;
  }
}

@media (max-width: 560px) {
  body {
    background:
      radial-gradient(1200px 800px at 0% 0%, rgba(212, 163, 115, 0.2), transparent 80%),
      linear-gradient(135deg, var(--bg), var(--bg2));
  }

  main,
  .topbar,
  .footer {
    width: min(100% - 22px, 1180px);
  }

  h1 {
    font-size: 2.28rem;
  }

  .quick-result {
    grid-template-columns: 1fr;
  }

  .quick-result-body ul {
    grid-template-columns: 1fr;
  }

  .check-form,
  .content-band,
  .checklist-section {
    padding: 20px;
  }
}