*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #07090e;
  --surface: #0e1219;
  --surface-2: #131a24;
  --border: rgba(143, 163, 188, 0.14);
  --border-strong: rgba(201, 162, 39, 0.35);
  --text: #e4eaf2;
  --muted: #7f92a8;
  --accent: #c9a227;
  --accent-bright: #e0bc42;
  --accent-soft: rgba(201, 162, 39, 0.1);
  --cyan: #3ecfcf;
  --font: "Rajdhani", system-ui, sans-serif;
  --display: "Orbitron", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

html {
  font-size: 16px;
  color-scheme: dark;
}

body {
  min-height: 100vh;
  font-family: var(--font);
  font-weight: 500;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.landing {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(30, 55, 95, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(62, 207, 207, 0.08) 0%, transparent 55%),
    var(--bg);
}

.landing__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(127, 146, 168, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 146, 168, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 80%);
}

.landing__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.landing__glow--left {
  width: 420px;
  height: 420px;
  top: -120px;
  left: -80px;
  background: rgba(201, 162, 39, 0.12);
}

.landing__glow--right {
  width: 360px;
  height: 360px;
  bottom: -100px;
  right: 10%;
  background: rgba(62, 207, 207, 0.1);
}

.landing__shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 2rem;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  min-height: 100vh;
  justify-content: center;
  padding: 2.5rem 1.5rem;
}

.landing__title {
  font-family: var(--display);
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.04em;
  text-align: center;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent-bright) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.login-field__label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.login-field input {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.7rem 0.85rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.login-field input:focus {
  outline: none;
  border-color: var(--border-strong);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.login-error {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: #ff8a7a;
  padding: 0.55rem 0.75rem;
  background: rgba(255, 100, 80, 0.08);
  border: 1px solid rgba(255, 100, 80, 0.2);
  border-radius: 6px;
}

.login-submit {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
  padding: 0.85rem 1.25rem;
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bg);
  background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 100%);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.15s, filter 0.15s, opacity 0.15s;
}

.login-submit:hover:not(:disabled) {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.login-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.login-submit__spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(7, 9, 14, 0.2);
  border-top-color: var(--bg);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.login-submit__spinner:not([hidden]) + .login-submit__text,
.login-submit:has(.login-submit__spinner:not([hidden])) .login-submit__text {
  opacity: 0.6;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}