:root {
  --bg: #eef2fb;
  --card: rgba(255, 255, 255, 0.94);
  --text: #171717;
  --text-soft: #5c6472;
  --accent: #ee303c;
  --accent-2: #13165b;
  --brand-glow: #6bc6ff;
  --ok: #1e7d4f;
  --ok-bg: #e9f8f0;
  --no: #b42318;
  --no-bg: #fdeceb;
  --warn: #a66a09;
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at 92% -8%, rgba(238, 48, 60, 0.2), transparent 38%),
    radial-gradient(circle at -2% 36%, rgba(19, 22, 91, 0.14), transparent 30%),
    linear-gradient(165deg, #f9fbff 0%, #edf2fb 100%);
  color: var(--text);
  overflow-x: hidden;
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  position: relative;
}

.card {
  width: min(520px, 100%);
  background: var(--card);
  border-radius: 22px;
  padding: 28px;
  box-shadow: 0 24px 44px rgba(19, 22, 91, 0.16);
  border: 1px solid rgba(167, 190, 232, 0.5);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--brand-glow));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #454f75;
  margin-bottom: 8px;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(238, 48, 60, 0.45);
  animation: pulse-dot 1.8s var(--ease-out-quint) infinite;
}

.brand {
  display: inline-block;
  margin-bottom: 12px;
}

.brand img {
  height: 46px;
  width: auto;
}

h1 {
  margin: 0 0 8px;
  font-family: "Sora", sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
}
p { margin: 0 0 20px; color: var(--text-soft); }

form { display: grid; gap: 10px; }
label { font-weight: 600; font-size: 14px; }
input {
  border: 1px solid #d5dce5;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 15px;
  background: #fcfdff;
  transition: border-color 220ms var(--ease-out-quart), box-shadow 220ms var(--ease-out-quart), transform 220ms var(--ease-out-quart), background-color 220ms var(--ease-out-quart);
}

input:focus-visible {
  outline: none;
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(19, 22, 91, 0.15);
  transform: translateY(-1px);
  background: #fff;
}

button {
  margin-top: 10px;
  border: 0;
  border-radius: 10px;
  padding: 11px;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #cb1f2d);
  cursor: pointer;
  transition: transform 180ms var(--ease-out-quart), box-shadow 220ms var(--ease-out-expo), background-color 200ms var(--ease-out-quart);
}

button:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 8px 18px rgba(238, 48, 60, 0.28);
}

button:active {
  transform: translateY(0) scale(0.98);
}

button:disabled {
  opacity: 0.72;
  cursor: wait;
}

.result {
  margin-top: 16px;
  border-radius: 10px;
  padding: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}
.result.ok {
  background: var(--ok-bg);
  color: var(--ok);
  border-color: rgba(30, 125, 79, 0.22);
}
.result.no {
  background: var(--no-bg);
  color: var(--no);
  border-color: rgba(180, 35, 24, 0.2);
}
.result.warn {
  background: #fff7e8;
  color: var(--warn);
  border-color: rgba(166, 106, 9, 0.2);
}
.hidden { display: none; }

.meta {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 400;
}

.footnote {
  margin: 14px 0 0;
  font-size: 12px;
  color: #6a7687;
}

.footnote a {
  color: var(--accent-2);
  text-decoration: none;
}

.reveal {
  opacity: 0;
  transform: translateY(10px);
  animation: enter 540ms var(--ease-out-expo) forwards;
}

h1.reveal { animation-delay: 70ms; }
p.reveal { animation-delay: 130ms; }
form.reveal { animation-delay: 180ms; }
.footnote.reveal { animation-delay: 260ms; }

.result.enter {
  animation: result-in 280ms var(--ease-out-quart);
}

@keyframes enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes result-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(238, 48, 60, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(238, 48, 60, 0); }
  100% { box-shadow: 0 0 0 0 rgba(238, 48, 60, 0); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .eyebrow::before {
    animation: none !important;
  }
}