:root {
  --text: #0f2145;
  --card-border: rgba(87, 136, 210, 0.45);
  --card-bg: rgba(245, 249, 255, 0.2);
  --input-bg: rgba(255, 255, 255, 0.96);
  --input-border: rgba(131, 160, 210, 0.52);
  --button-grad-a: #010611;
  --button-grad-b: #1a4ac2;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  font-family: "Arimo", "Segoe UI", Tahoma, sans-serif;
}

.login-page {
  color: var(--text);
  overflow: hidden;
  position: relative;
  background: linear-gradient(145deg, #ebf0f6 0%, #dce3ee 100%);
}

.login-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.32) 0%, rgba(255, 255, 255, 0.1) 45%, rgba(255, 255, 255, 0.02) 100%),
    linear-gradient(180deg, rgba(242, 247, 255, 0.72), rgba(238, 244, 252, 0.58));
}

.login-shell {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 1rem;
  padding: 1rem;
}

.login-brand img {
  width: min(420px, 72vw);
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 10px 30px rgba(9, 33, 76, 0.2));
}

.login-card {
  width: min(580px, 92vw);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 1.55rem 1.45rem 1.5rem;
  background: var(--card-bg);
  backdrop-filter: blur(12px) saturate(125%);
  box-shadow: 0 20px 44px rgba(10, 32, 74, 0.16);
}

.login-card h1 {
  margin: 0;
  text-align: center;
  font-size: 2rem;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.login-card p {
  margin: 0.4rem 0 1rem;
  text-align: center;
  font-size: 1.03rem;
  color: #244173;
}

.login-alert {
  margin-bottom: 0.85rem;
  border: 1px solid #f2b8b8;
  background: rgba(255, 235, 235, 0.95);
  color: #8d2020;
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  font-size: 0.94rem;
}

.login-form {
  display: grid;
  gap: 0.55rem;
}

.login-form label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #1f3360;
  font-size: 1rem;
  font-weight: 700;
}

.login-form input {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  padding: 0.7rem 0.75rem;
  font: inherit;
  font-size: 1.06rem;
  color: #101e3b;
  outline: none;
  transition: border-color 0.16s ease, box-shadow 0.2s ease;
}

.login-form input:focus {
  border-color: #466fbe;
  box-shadow: 0 0 0 2px rgba(57, 95, 166, 0.18);
}

.login-form button {
  margin: 1rem auto 0.2rem;
  width: min(320px, 100%);
  border: 0;
  border-radius: 12px;
  padding: 0.74rem 0.95rem;
  background: linear-gradient(90deg, var(--button-grad-a), var(--button-grad-b));
  color: #f5f9ff;
  letter-spacing: 0.1em;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, filter 140ms ease, box-shadow 180ms ease;
}

.login-form button:hover {
  filter: brightness(1.1);
  box-shadow: 0 10px 22px rgba(8, 26, 66, 0.24);
}

.login-form button:active {
  transform: translateY(1px) scale(0.99);
}

.login-footer {
  margin-top: 0.2rem;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: #12386d;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.55);
}

@media (max-width: 780px) {
  .login-brand img {
    width: min(330px, 80vw);
  }

  .login-card {
    width: min(520px, 94vw);
    padding: 1.2rem 1rem 1.05rem;
  }

  .login-card h1 {
    font-size: 1.62rem;
  }

  .login-card p {
    font-size: 0.95rem;
  }

  .login-footer {
    font-size: 0.8rem;
    padding: 0 0.5rem;
  }
}