:root {
  color-scheme: light;
  --ink: #14202b;
  --muted: #647183;
  --line: #dbe1e6;
  --paper: #ffffff;
  --canvas: #f2f5f7;
  --accent: #e9512c;
  --accent-dark: #c63b1c;
  --lime: #c9f261;
  --aqua: #dff5f0;
  --danger-bg: #fff0ec;
  --danger: #a62d17;
  --success-bg: #eaf8f3;
  --success: #176b51;
  --shadow: 0 18px 52px rgba(20, 32, 43, 0.09);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-size: 16px;
  line-height: 1.5;
}

button, input { font: inherit; }

button, a { -webkit-tap-highlight-color: transparent; }

.login-view {
  min-height: 100vh;
  background:
    linear-gradient(110deg, rgba(201, 242, 97, 0.72) 0 18%, transparent 18% 100%),
    linear-gradient(160deg, #14202b 0 47%, #233744 47% 100%);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.login-panel {
  width: min(100%, 520px);
  background: var(--paper);
  padding: clamp(28px, 6vw, 56px);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  color: #14202b;
  background: var(--lime);
  border: 1px solid rgba(20, 32, 43, 0.2);
  border-radius: 6px;
  font-weight: 900;
}

.eyebrow {
  margin: 22px 0 6px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 10px;
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 4px;
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 2px;
  font-size: 1rem;
  letter-spacing: 0;
}

.login-copy, .section-heading > p:last-child, .format-info p {
  color: var(--muted);
}

.login-copy { margin-bottom: 28px; }

label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 750;
}

input {
  min-width: 0;
  width: 100%;
  min-height: 50px;
  padding: 0 15px;
  color: var(--ink);
  background: #fff;
  border: 1px solid #b8c2cb;
  border-radius: 6px;
  outline: none;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(233, 81, 44, 0.14);
}

.password-row, .lookup-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}

.button:hover { transform: translateY(-1px); }
.button:disabled { cursor: wait; opacity: 0.68; transform: none; }

.button-primary {
  color: #fff;
  background: var(--accent);
}

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

.button-secondary {
  color: var(--ink);
  background: #fff;
  border-color: #b8c2cb;
}

.button-secondary:hover { border-color: var(--ink); }

.button-quiet {
  min-height: 38px;
  color: var(--muted);
  background: transparent;
  border-color: var(--line);
}

.button-download {
  min-width: 180px;
  color: var(--ink);
  background: var(--lime);
  border-color: rgba(20, 32, 43, 0.2);
}

.topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 5vw, 64px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.workspace {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: clamp(28px, 6vw, 72px) clamp(18px, 5vw, 56px) 80px;
}

.input-section {
  display: grid;
  grid-template-columns: minmax(250px, 0.8fr) minmax(420px, 1.2fr);
  align-items: end;
  gap: clamp(28px, 6vw, 72px);
  padding-bottom: 42px;
  border-bottom: 1px solid #cbd3da;
}

.section-heading .eyebrow { margin-top: 0; }
.section-heading h1 { margin-bottom: 14px; }
.section-heading > p:last-child { margin-bottom: 0; max-width: 40rem; }

.lookup-form {
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(20, 32, 43, 0.06);
}

.alert {
  margin: 22px 0 0;
  padding: 14px 16px;
  border: 1px solid;
  border-radius: 6px;
}

.alert-error { color: var(--danger); background: var(--danger-bg); border-color: #f0b7aa; }
.alert-success { color: var(--success); background: var(--success-bg); border-color: #b6dfd0; }

.results { padding-top: 42px; }

.results-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.results-header .eyebrow { margin-top: 0; }

.official-link {
  color: var(--accent-dark);
  font-weight: 800;
}

.format-list {
  display: grid;
  gap: 10px;
}

.format-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.format-row.is-selected { border-color: var(--accent); }

.format-badge {
  min-height: 42px;
  display: grid;
  place-items: center;
  padding: 4px 8px;
  color: #155442;
  background: var(--aqua);
  border: 1px solid #b9ded4;
  border-radius: 5px;
  font-size: 0.78rem;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.format-info p { margin-bottom: 0; font-size: 0.9rem; }

.archive-progress {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(120px, 220px) minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding-top: 4px;
  color: var(--muted);
  font-size: 0.9rem;
}

.archive-progress[hidden] { display: none; }

.archive-progress progress {
  width: 100%;
  height: 10px;
  accent-color: var(--accent);
}

.archive-progress.is-error { color: var(--danger); }

.download-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 28px;
  padding: 24px;
  color: #fff;
  background: var(--ink);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.download-panel .eyebrow { margin-top: 0; color: var(--lime); }
.download-panel h2 { margin-bottom: 8px; }

.download-url {
  max-width: 720px;
  margin-bottom: 0;
  color: #c8d1d8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .input-section { grid-template-columns: 1fr; align-items: stretch; gap: 24px; }
  .lookup-row, .password-row { grid-template-columns: 1fr; }
  .button-primary { min-height: 50px; }
  .format-row { grid-template-columns: 68px minmax(0, 1fr); }
  .format-row form { grid-column: 1 / -1; }
  .format-row .button { grid-column: 1 / -1; width: 100%; }
  .archive-progress { grid-template-columns: 1fr; }
  .download-panel { align-items: stretch; flex-direction: column; }
  .button-download { width: 100%; }
  .results-header { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}