/**
 * Login — full-viewport dark scene; sign-in card centered vertically.
 */

body.exthus-shell.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  background: #030405 !important;
  color: #f8fafc;
  --sys-bg: #030405;
}

html:has(body.login-page) {
  min-height: 100%;
  background: #030405;
}

body.exthus-shell.login-page .login-scene {
  position: relative;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  padding: 28px var(--exthus-page-pad);
  border: none;
  background: #030405;
  overflow: hidden;
}

body.exthus-shell.login-page .login-scene > .exthus-hero-atmosphere {
  z-index: 0;
}

body.exthus-shell.login-page .login-scene-inner {
  position: relative;
  z-index: 2;
  width: min(480px, 100%);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

body.exthus-shell.login-page .login-brand {
  text-align: center;
}

body.exthus-shell.login-page .login-logo {
  margin: 0;
  font-size: clamp(30px, 4.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 1.05;
  color: #fff;
}

body.exthus-shell.login-page .login-logo span {
  color: var(--exthus-lime-neon);
  text-shadow: 0 0 28px var(--exthus-lime-glow);
}

body.exthus-shell.login-page .login-tagline {
  margin: 12px auto 0;
  max-width: 400px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--exthus-hero-muted);
}

body.exthus-shell.login-page .login-secure-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

body.exthus-shell.login-page .login-secure-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--exthus-hero-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

body.exthus-shell.login-page .login-secure-chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--exthus-lime-neon);
  box-shadow: 0 0 8px var(--exthus-lime-glow);
}

body.exthus-shell.login-page .login-signin-card {
  padding: 32px 30px 28px;
  border-radius: var(--exthus-radius-lg);
  background: var(--exthus-surface-elevated);
  border: 1px solid var(--exthus-line);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.45),
    var(--exthus-shadow-lg);
  color: var(--exthus-text);
}

body.exthus-shell.login-page .login-signin-card h1 {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--exthus-text);
}

body.exthus-shell.login-page .login-signin-sub {
  margin: 0 0 22px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--exthus-muted);
}

body.exthus-shell.login-page .login-error {
  background: #fef2f2;
  border: 1px solid rgba(185, 28, 28, 0.18);
  color: #b91c1c;
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

body.exthus-shell.login-page .login-submit {
  width: 100%;
  border: 0;
  border-radius: 999px;
  padding: 14px 18px;
  margin-top: 8px;
  background: linear-gradient(180deg, #d8ff45 0%, var(--exthus-lime-neon) 42%, #a8e600 100%);
  color: #030508;
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  box-shadow: 0 14px 36px rgba(198, 255, 42, 0.28);
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

body.exthus-shell.login-page .login-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 44px rgba(198, 255, 42, 0.34);
}

body.exthus-shell.login-page .login-session-ref {
  margin: 14px 0 0;
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--exthus-muted);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}

@media (max-width: 520px) {
  body.exthus-shell.login-page .login-scene {
    padding: 20px var(--exthus-page-pad);
  }

  body.exthus-shell.login-page .login-scene-inner {
    gap: 22px;
  }

  body.exthus-shell.login-page .login-signin-card {
    padding: 26px 22px 24px;
  }
}