:root {
  --bg: #eef5f6;
  --ink: #1c2b33;
  --muted: #5f7380;
  --teal: #2a9d8f;
  --teal-dark: #1f6f68;
  --line: #d5e4e8;
  --card: #fff;
  --shadow: 0 16px 40px rgba(28, 43, 51, 0.1);
  --font: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  --display: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }
body.portal {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 10% -10%, #d8f3ef 0%, transparent 55%),
    radial-gradient(700px 360px at 100% 0%, #e4eefc 0%, transparent 50%),
    var(--bg);
  display: grid;
  place-items: center;
  padding: 20px;
}
body.portal--app {
  display: block;
  place-items: initial;
}

.portal-card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 20px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.portal-brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}
.portal-mark {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--teal), #3cb8a8);
  color: #fff;
  font-size: 1.2rem;
}
.portal-brand strong {
  display: block;
  font-family: var(--display);
  font-size: 1.25rem;
}
.portal-brand small { color: var(--muted); font-size: .82rem; }

.portal-form { display: grid; gap: 12px; }
.portal-form label { display: grid; gap: 6px; font-size: .88rem; font-weight: 600; }
.portal-form input {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
}
.portal-form button, .portal-btn {
  border: 0;
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--teal);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
.portal-form button:hover, .portal-btn:hover { background: var(--teal-dark); }

.portal-alert {
  background: #fef2f2;
  color: #991b1b;
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: .9rem;
}
.portal-foot {
  margin: 16px 0 0;
  text-align: center;
  font-size: .88rem;
  color: var(--muted);
}
.portal-foot a { color: var(--teal-dark); font-weight: 700; text-decoration: none; }

.portal-top {
  max-width: 720px;
  margin: 0 auto 14px;
  padding: 14px 16px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.portal-top strong { display: block; font-family: var(--display); font-size: 1.15rem; }
.portal-top small { color: var(--muted); }
.portal-link {
  color: var(--teal-dark);
  font-weight: 700;
  text-decoration: none;
  font-size: .9rem;
}

.portal-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px 28px;
}
.portal-panel {
  background: var(--card);
  border-radius: 20px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.portal-panel h1 {
  margin: 0 0 6px;
  font-family: var(--display);
  font-size: 1.4rem;
}
.portal-panel > p { margin: 0 0 14px; color: var(--muted); }

.portal-reader {
  width: 100%;
  min-height: 260px;
  border-radius: 16px;
  overflow: hidden;
  background: #0f172a;
  margin-bottom: 14px;
}
.portal-manual {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}
.portal-manual input {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
}
.portal-status {
  margin-top: 10px;
  min-height: 1.2em;
  color: var(--muted);
  font-size: .9rem;
}
.portal-result {
  display: grid;
  gap: 8px;
  margin: 8px 0 4px;
}
.portal-result div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-size: .92rem;
}
.portal-result span { color: var(--muted); }

@media (max-width: 560px) {
  .portal-manual { grid-template-columns: 1fr; }
}