:root {
  --login-primary: #123c69;
  --login-primary-dark: #0b2848;
  --login-accent: #d9a441;
  --login-text: #172033;
  --login-muted: #718096;
  --login-border: #dce5ef;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--login-text);
  background:
    radial-gradient(circle at 8% 15%, rgba(217, 164, 65, .14), transparent 23rem),
    linear-gradient(135deg, #f8fafc 0%, #eef3f8 100%);
  font-family: 'Cairo', Tahoma, Arial, sans-serif;
}

button,
input {
  font: inherit;
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(360px, 500px) minmax(420px, 1fr);
  grid-template-areas:
    "visual title"
    "visual intro"
    "visual form";
  grid-template-rows: auto auto 1fr;
  width: min(1160px, calc(100% - 48px));
  min-height: 680px;
  margin: 6vh auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .78);
  border-radius: 28px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 24px 70px rgba(18, 60, 105, .15);
}

.login-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px clamp(32px, 7vw, 84px);
  background: rgba(255, 255, 255, .92);
}

.brand-mark {
  width: 58px;
  height: 58px;
  margin-bottom: 24px;
  padding: 9px;
  border: 1px solid rgba(217, 164, 65, .36);
  border-radius: 20px;
  background: #fffaf0;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.eyebrow,
.visual-kicker {
  display: block;
  margin: 0;
  font-weight: 800;
  line-height: 1.3;
}

.visual-kicker:first-child {
  color: var(--login-accent);
  font-size: clamp(17px, 2.2vw, 26px);
  letter-spacing: .5px;
  white-space: nowrap;
}

.visual-kicker:nth-child(2) {
  margin-top: 5px;
  color: #fff;
  font-size: clamp(14px, 1.7vw, 20px);
  letter-spacing: .3px;
}

.visual-rule {
  width: 72px;
  height: 3px;
  margin: 18px 0 16px;
  border-radius: 99px;
  background: var(--login-accent);
}

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

h1 {
  grid-area: title;
  align-self: end;
  padding: 64px 64px 0;
  margin-bottom: 8px;
  color: var(--login-primary);
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.3;
}

.intro {
  grid-area: intro;
  padding: 0 64px;
  margin-bottom: 34px;
  color: var(--login-muted);
  font-size: 14px;
  font-weight: 600;
}

.login-form {
  grid-area: form;
  display: grid;
  width: 100%;
  max-width: 390px;
  align-self: start;
  justify-self: center;
  padding: 24px;
  border: 1px solid rgba(220, 229, 239, .9);
  border-radius: 20px;
  background: rgba(255, 255, 255, .72);
  box-shadow: 0 12px 28px rgba(18, 60, 105, .07);
  gap: 18px;
}

.field-group {
  display: grid;
  gap: 8px;
}

label {
  color: var(--login-primary);
  font-size: 13px;
  font-weight: 800;
}

input {
  width: 100%;
  min-height: 54px;
  padding: 12px 16px;
  border: 1px solid var(--login-border);
  border-radius: 12px;
  outline: none;
  color: var(--login-text);
  background: #fbfdff;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

input::placeholder {
  color: #a2adbb;
}

input:focus {
  border-color: var(--login-primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(18, 60, 105, .1);
}

.login-button {
  min-height: 54px;
  margin-top: 8px;
  border: 0;
  border-radius: 12px;
  color: #fff;
  background: var(--login-primary);
  box-shadow: 0 8px 18px rgba(18, 60, 105, .18);
  cursor: pointer;
  font-weight: 800;
  transition: background .2s ease, transform .2s ease;
}

.login-button:hover {
  background: var(--login-primary-dark);
  transform: translateY(-1px);
}

.login-button:disabled {
  cursor: wait;
  opacity: .72;
  transform: none;
}

.login-message {
  display: none;
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #f4caca;
  border-radius: 10px;
  color: #a52424;
  background: #fff2f2;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.login-message.is-visible {
  display: block;
}

.login-visual {
  grid-area: visual;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  overflow: hidden;
  padding: 64px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(7, 35, 65, .82), rgba(18, 60, 105, .86)),
    url('../imgs/Header.webp') center / cover;
}

.login-visual::after {
  position: absolute;
  inset: 0;
  content: '';
  opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to top, #000, transparent 80%);
}

.visual-glow {
  display: none;
}

.visual-content {
  position: relative;
  z-index: 1;
  max-width: 390px;
  text-align: center;
}

.visual-content h2 {
  margin: 18px 0 16px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.25;
}

.visual-content p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, .78);
  font-size: 15px;
  line-height: 1.9;
}

.visual-content > p {
  max-width: 300px;
  margin-right: auto;
  margin-left: auto;
}

@media (max-width: 820px) {
  .login-shell {
    grid-template-columns: 1fr;
    grid-template-areas:
      "visual"
      "title"
      "intro"
      "form";
    grid-template-rows: auto auto auto 1fr;
    width: min(560px, calc(100% - 24px));
    min-height: auto;
    margin: 12px auto;
  }

  .login-panel {
    padding: 42px 28px 38px;
  }

  h1 {
    padding: 28px 24px 0;
    margin-bottom: 6px;
    font-size: 30px;
  }

  .intro {
    padding: 0 24px;
    margin-bottom: 20px;
    font-size: 13px;
  }

  .login-form {
    justify-self: stretch;
    width: calc(100% - 48px);
    max-width: none;
    margin: 0 24px;
    padding: 18px;
    gap: 15px;
  }

  .login-visual {
    min-height: 210px;
    padding: 28px 24px;
  }

  .visual-kicker:first-child {
    font-size: clamp(15px, 5vw, 21px);
    letter-spacing: .2px;
  }

  .visual-kicker:nth-child(2) {
    font-size: clamp(13px, 4vw, 17px);
  }

  .visual-content h2 {
    margin: 10px 0 8px;
    font-size: 30px;
  }
}

@media (max-width: 420px) {
  .login-panel {
    padding-inline: 22px;
  }

  .login-visual {
    min-height: 190px;
    padding: 24px 18px;
  }

  h1 {
    padding-inline: 18px;
    font-size: 27px;
  }

  .intro {
    padding-inline: 18px;
  }

  .login-form {
    width: calc(100% - 36px);
    margin-inline: 18px;
    padding: 16px;
  }

  input,
  .login-button {
    min-height: 50px;
  }
}