/* ═══════════════════════════════════════════════════════════════════════════
   LOGIN — Standalone Stylesheet (Sophistication & Trust)
   ═══════════════════════════════════════════════════════════════════════════ */

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

:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --border-focus: #cbd5e1;
  --tx: #0f172a;
  --tx2: #475569;
  --tx3: #94a3b8;
  --tx4: #cbd5e1;
  --ai: #8b5cf6;
  --ai-bg: #f5f3ff;
  --ai-border: #ddd6fe;
  --fail: #ef4444;
  --fail-bg: #fef2f2;
  --fail-border: #fecaca;
  --pass: #10b981;
  --pass-bg: #ecfdf5;
  --pass-border: #a7f3d0;
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --shadow-md: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
}

html, body {
  min-height: 100vh;
  font-family: var(--font);
  color: var(--tx);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 14px;
  line-height: 1.5;
}

/* ═══ CENTERED LAYOUT ═══ */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

/* ═══ CARD ═══ */
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: cardIn .4s cubic-bezier(.22,1,.36,1);
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ═══ LOGO ═══ */
.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px 0;
}
.login-logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(99,102,241,0.3);
}
.login-logo-icon svg {
  width: 22px;
  height: 22px;
}

/* ═══ HEADER ═══ */
.login-header {
  text-align: center;
  padding: 20px 24px 0;
}
.login-header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--tx);
  margin-bottom: 4px;
}
.login-header p {
  font-size: 13px;
  color: var(--tx3);
}

/* ═══ FORM ═══ */
.login-form {
  padding: 24px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.login-field + .login-field {
  margin-top: 16px;
}
.login-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--tx2);
}
.login-field input[type="password"] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--tx);
  font-family: var(--font);
  font-size: 14px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}
.login-field input[type="password"]:focus {
  border-color: var(--ai);
  box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.12);
}
.login-field-hint {
  font-size: 12px;
  color: var(--tx3);
}

/* ═══ BUTTON ═══ */
.login-btn {
  display: block;
  width: 100%;
  margin-top: 20px;
  padding: 10px 20px;
  border-radius: 8px;
  border: none;
  background: var(--ai);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: background .15s;
}
.login-btn:hover {
  background: #7c3aed;
}

/* ═══ MESSAGES ═══ */
.login-msg {
  margin: 0 24px;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.login-msg::before { font-size: 14px; }
.login-msg.error {
  background: var(--fail-bg);
  border: 1px solid var(--fail-border);
  color: #991b1b;
}
.login-msg.error::before { content: '\2717'; }
.login-msg.success {
  background: var(--pass-bg);
  border: 1px solid var(--pass-border);
  color: #065f46;
}
.login-msg.success::before { content: '\2713'; }

/* ═══ FOOTER (Lang Switch) ═══ */
.login-footer {
  text-align: center;
  padding: 0 24px 24px;
}
.login-lang {
  font-size: 12px;
  color: var(--tx3);
  text-decoration: none;
  transition: color .15s;
}
.login-lang:hover {
  color: var(--ai);
}