/* ----------------------------------------------------
   PICONTROL - MINIMALIST LOGIN INTERFACE
   Inter Typography, High Contrast & Show/Hide Password
   ---------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg-canvas: #090b0e;
  --bg-surface: #11141a;
  --bg-input: #0c0e13;
  
  --border-default: #242d3a;
  --border-strong: #364254;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-on-accent: #000000;

  --accent: #10b981;
  --accent-hover: #34d399;
  --accent-active: #059669;
  --accent-subtle: rgba(16, 185, 129, 0.14);

  --status-danger: #ef4444;
  --status-danger-bg: rgba(239, 68, 68, 0.14);

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-wrapper {
  width: 100%;
  max-width: 320px;
}

.login-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.brand-header {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.brand-logo-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-xs);
  display: block;
}

.brand-text {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--text-primary);
  line-height: 1;
}

.alert-box {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 14px;
  display: none;
  text-align: center;
  background: var(--status-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.form-group {
  margin-bottom: 14px;
}

.password-group {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  padding: 10px 40px 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 500;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.6;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-subtle);
}

.toggle-password-btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease;
}

.toggle-password-btn:hover {
  color: var(--text-primary);
}

.eye-icon {
  width: 16px;
  height: 16px;
  stroke: currentColor;
}

.btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--text-on-accent);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

.btn-primary:active:not(:disabled) {
  background-color: var(--accent-active);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}