/* ================================================================
   ClinSuite — Login (split-screen: brand panel + form)
   Page-scoped. Cores exclusivamente via tokens auth-* de tokens.css.
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fahkwang:wght@300;400;500;600;700&family=Roboto:wght@300;400;500;700;900&display=swap');

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--auth-bg-deep);
  color: var(--ui-color-fff);
  -webkit-font-smoothing: antialiased;
}

.login-shell img { max-width: 100%; display: block; }
.login-shell a { color: inherit; text-decoration: none; }

.login-shell {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(460px, 580px);
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 12%, color-mix(in srgb, var(--auth-accent-soft) 18%, transparent), transparent 34%),
    radial-gradient(ellipse at 86% 20%, color-mix(in srgb, var(--auth-accent-strong) 18%, transparent), transparent 32%),
    linear-gradient(135deg, var(--auth-bg-deep) 0%, var(--ui-color-120a2f) 52%, var(--auth-bg-panel-2) 100%);
}

.login-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--ui-color-rgba-255-255-255-0-05) 1px, transparent 1px),
    linear-gradient(90deg, var(--ui-color-rgba-255-255-255-0-05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, var(--ui-color-fff) 0%, var(--ui-color-rgba-0-0-0-0-45) 68%, transparent 100%);
  opacity: 0.18;
  animation: loginGridDrift 26s linear infinite;
}

/* =================== LEFT BRAND PANEL =================== */

.login-brand-panel {
  position: relative;
  padding: 38px 56px 48px;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 14% 18%, color-mix(in srgb, var(--auth-accent-soft) 20%, transparent), transparent 28%),
    radial-gradient(circle at 80% 16%, color-mix(in srgb, var(--auth-accent-strong) 26%, transparent), transparent 32%),
    radial-gradient(circle at 50% 100%, color-mix(in srgb, var(--color-status-info, var(--ui-color-95e2ff)) 10%, transparent), transparent 50%);
  display: flex;
  flex-direction: column;
}

.login-brand-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(var(--ui-color-rgba-255-255-255-0-06) 1px, transparent 1px),
    linear-gradient(90deg, var(--ui-color-rgba-255-255-255-0-06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at center, var(--ui-color-fff) 0%, var(--ui-color-rgba-0-0-0-0-45) 64%, transparent 100%);
  opacity: 0.20;
  pointer-events: none;
  animation: loginGridDrift 26s linear infinite;
}

.login-aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.login-aurora-1 {
  width: 520px; height: 520px;
  left: -120px; top: -80px;
  background: radial-gradient(circle, color-mix(in srgb, var(--auth-accent-soft) 42%, transparent), transparent 66%);
  animation: loginAuroraOne 18s ease-in-out infinite;
}

.login-aurora-2 {
  width: 620px; height: 620px;
  right: -180px; bottom: -160px;
  background: radial-gradient(circle, color-mix(in srgb, var(--auth-accent-strong) 36%, transparent), transparent 66%);
  animation: loginAuroraTwo 20s ease-in-out infinite;
}

.login-back-link {
  position: relative;
  z-index: 2;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--ui-color-rgba-255-255-255-0-06);
  border: 1px solid var(--ui-color-rgba-255-255-255-0-12);
  color: var(--ui-color-rgba-255-255-255-0-85);
  font-size: 0.88rem;
  font-weight: 600;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.login-back-link:hover {
  background: var(--ui-color-rgba-255-255-255-0-12);
  color: var(--ui-color-fff);
  transform: translateX(-2px);
}

.login-brand-mark-large {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 2;
}

.login-brand-mark-large .mark {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  flex: 0 0 74px;
  overflow: hidden;
}

.login-brand-mark-large .mark img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.login-brand-mark-large__copy {
  min-height: 74px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.login-brand-mark-large strong {
  display: block;
  font-family: "Fahkwang", "Roboto", sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ui-color-fff);
  line-height: 1.1;
  letter-spacing: 0;
}

.login-brand-mark-large span {
  display: block;
  margin-top: 0;
  color: var(--ui-color-rgba-255-255-255-0-6);
  font-size: 0.92rem;
  line-height: 1.28;
}

.login-headline {
  position: relative;
  z-index: 2;
  margin: 40px 0 0;
  max-width: 540px;
  font-family: "Fahkwang", "Roboto", sans-serif;
  font-size: 3.2rem;
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 600;
  color: var(--ui-color-fff);
  text-wrap: balance;
}

.login-headline em {
  font-style: normal;
  background: linear-gradient(90deg, var(--ui-color-fff) 0%, var(--auth-accent-tint) 46%, var(--auth-accent-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.login-sub {
  position: relative;
  z-index: 2;
  margin: 18px 0 0;
  max-width: 480px;
  color: var(--ui-color-rgba-255-255-255-0-6);
  font-size: 1rem;
  line-height: 1.65;
}

.login-features {
  position: relative;
  z-index: 2;
  list-style: none;
  padding: 0;
  margin: 38px 0 0;
  display: grid;
  gap: 14px;
  max-width: 480px;
}

.login-features li {
  display: grid;
  grid-template-columns: 40px 1fr;
  align-items: start;
  gap: 14px;
  padding: 14px 18px;
  border-radius: 18px;
  background: var(--ui-color-rgba-255-255-255-0-06);
  border: 1px solid var(--ui-color-rgba-255-255-255-0-12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.login-features li i {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--auth-accent-light) 42%, transparent), color-mix(in srgb, var(--auth-accent-strong) 20%, transparent));
  color: var(--auth-accent-tint);
  font-size: 1rem;
}

.login-features strong {
  display: block;
  color: var(--ui-color-fff);
  font-size: 0.95rem;
  font-weight: 700;
}

.login-features span {
  display: block;
  margin-top: 2px;
  color: var(--ui-color-rgba-255-255-255-0-6);
  font-size: 0.84rem;
  line-height: 1.5;
}

/* =================== KEYFRAMES =================== */

@keyframes loginPulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.16); opacity: 0.8; }
}

@keyframes loginGridDrift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(28px, 28px, 0); }
}

@keyframes loginAuroraOne {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(70px, 40px, 0) scale(1.08); }
}

@keyframes loginAuroraTwo {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-80px, 30px, 0) scale(1.12); }
}

/* =================== RESPONSIVE =================== */

@media (max-width: 1100px) {
  .login-shell {
    grid-template-columns: minmax(0, 1fr) minmax(420px, 500px);
  }

  .login-brand-panel {
    padding: 30px 32px 36px;
  }

  .login-form-panel {
    padding: 34px 32px;
  }

  .login-headline {
    font-size: 2.55rem;
  }
}

@media (max-width: 860px) {
  .login-shell { grid-template-columns: 1fr; }

  .login-brand-panel {
    padding: 24px 24px 28px;
    min-height: auto;
  }

  .login-brand-mark-large {
    margin-top: 28px;
  }

  .login-headline {
    margin-top: 26px;
    font-size: 2.15rem;
    line-height: 1.08;
    letter-spacing: -0.025em;
  }

  .login-sub {
    margin-top: 12px;
    font-size: 0.95rem;
    line-height: 1.55;
  }

  .login-features { display: none; }

  .login-form-panel {
    padding: 26px 24px 32px;
  }

  .login-form-panel::before {
    left: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: 1px;
  }
}

@media (max-width: 640px) {
  .login-brand-panel { padding: 22px 18px 26px; }
  .login-brand-mark-large .mark { width: 62px; height: 62px; flex-basis: 62px; }
  .login-brand-mark-large__copy { min-height: 62px; gap: 3px; }
  .login-brand-mark-large strong { font-size: 1.28rem; }
  .login-brand-mark-large span { font-size: 0.84rem; }
  .login-headline { font-size: 1.9rem; }
  .login-form-panel { padding: 24px 18px 28px; }
  .login-form { padding: 22px; }
  .login-sso { grid-template-columns: 1fr; }
  .login-form-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 420px) {
  .login-back-link {
    padding: 9px 12px;
    font-size: 0.82rem;
  }

  .login-form-panel {
    padding: 22px 14px 26px;
  }

  .login-headline {
    font-size: 1.72rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-brand-panel::before,
  .login-shell::before,
  .login-aurora,
  .login-eyebrow::before {
    animation: none;
  }
}