:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f3f5f8;
  --panel: #ffffff;
  --text: #172033;
  --muted: #697386;
  --line: #dce2ea;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --accent-soft: #e7f5f3;
  --ink: #172033;
  --ok-bg: #edf8f0;
  --ok-text: #17633a;
  --error-bg: #fff0f0;
  --error-text: #9b1c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(243, 245, 248, 0.92)),
    var(--bg);
  color: var(--text);
}

.page {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0;
}

.hero {
  min-height: 210px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 24px;
  margin-bottom: 22px;
  padding: 34px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(23, 32, 51, 0.95), rgba(15, 118, 110, 0.82)),
    url("https://images.unsplash.com/photo-1554224155-6726b3ff858f?auto=format&fit=crop&w=1600&q=80") center/cover;
  box-shadow: 0 20px 48px rgba(23, 32, 51, 0.16);
}

.eyebrow,
.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0;
}

.eyebrow {
  margin-bottom: 12px;
  color: #d8fffb;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero p {
  margin: 0;
  max-width: 680px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
  line-height: 1.55;
}

.hero-stat {
  width: 142px;
  min-height: 112px;
  display: grid;
  align-content: center;
  justify-items: center;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

.hero-stat strong {
  font-size: 3rem;
  line-height: 1;
}

.hero-stat span {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 700;
}

.form-shell,
.result {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px;
  box-shadow: 0 16px 42px rgba(23, 32, 51, 0.08);
}

.form-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

h2 {
  margin: 0 0 5px;
  font-size: 1.28rem;
  letter-spacing: 0;
}

.form-heading p {
  margin: 0;
  color: var(--muted);
}

.status-pill {
  flex: 0 0 auto;
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.field {
  display: grid;
  gap: 7px;
}

.field-full {
  grid-column: 1 / -1;
}

label {
  font-weight: 700;
  font-size: 0.92rem;
}

input,
select {
  width: 100%;
  height: 50px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 14px;
  font: inherit;
  color: var(--text);
  background: #fbfcfe;
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

input:focus,
select:focus {
  outline: 0;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.13);
  border-color: var(--accent);
}

.hint {
  min-height: 18px;
  color: var(--muted);
  font-size: 0.85rem;
}

.notice {
  margin-bottom: 18px;
  border-radius: 6px;
  padding: 12px 14px;
}

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

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

.actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 22px;
}

button {
  min-height: 50px;
  border: 0;
  border-radius: 6px;
  padding: 0 20px;
  font: inherit;
  font-weight: 800;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(15, 118, 110, 0.22);
}

button:hover {
  background: var(--accent-dark);
}

.cert-url {
  display: block;
  margin-top: 6px;
  overflow-wrap: anywhere;
  color: var(--accent-dark);
  font-weight: 700;
}

.result {
  margin-bottom: 24px;
}

.api-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.api-summary div {
  min-height: 82px;
  display: grid;
  align-content: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfe;
}

.api-summary span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.api-summary strong {
  overflow-wrap: anywhere;
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 24px, 980px);
    padding: 24px 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 24px;
  }

  .hero-stat {
    width: 100%;
    min-height: 86px;
    justify-items: start;
    padding: 18px;
  }

  .form-shell,
  .result {
    padding: 18px;
  }

  .form-heading {
    display: grid;
  }

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

  .api-summary {
    grid-template-columns: 1fr;
  }

  .actions {
    justify-content: stretch;
  }

  button {
    width: 100%;
  }
}