@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg-body: #090d16;
  --bg-surface: #0f172a;
  --bg-card: #131d31;
  --bg-input: #0b1120;
  --text-main: #f8fafc;
  --text-body: #cbd5e1;
  --text-muted: #8294ad;
  --border: #1e293b;
  --border-light: #293548;
  --border-focus: #6366f1;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.25);
  --danger: #f43f5e;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-full: 9999px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background-color: var(--bg-body);
  background-image:
    radial-gradient(ellipse at 50% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 85%, rgba(56, 189, 248, 0.08) 0%, transparent 55%),
    var(--bg-body);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-body);
  padding: 20px;
  -webkit-font-smoothing: antialiased;
}

.login-shell {
  width: min(100%, 420px);
}

.login-card {
  width: 100%;
  padding: 40px 36px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.65), 0 0 1px rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #38bdf8);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.brand-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #6366f1 0%, #38bdf8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 0 15px var(--primary-glow);
}

.brand-icon-box svg {
  width: 22px;
  height: 22px;
}

.brand-text-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.brand-text-name strong {
  background: linear-gradient(135deg, #818cf8, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

h1 {
  margin: 0 0 6px;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.login-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0 0 26px;
}

label {
  display: block;
  margin: 18px 0 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-body);
}

input, button {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font: inherit;
  outline: none;
}

input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-main);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

button {
  margin-top: 24px;
  background: linear-gradient(135deg, var(--primary) 0%, #4f46e5 100%);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px var(--primary-glow);
}

button:hover {
  background: linear-gradient(135deg, #7175f5 0%, #4338ca 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

button:active {
  transform: translateY(0);
}

#error {
  color: #fda4af;
  font-size: 0.86rem;
  margin-top: 16px;
  min-height: 20px;
  line-height: 1.4;
}

.login-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.8rem;
  color: var(--text-muted);
}