/**
 * Markino Portfolio Manager - Login Page Styles
 * Premium SaaS Dark Mode: #050505 / #111111 / #FF6A00
 */

:root {
  --mk-bg: #050505;
  --mk-surface: #111111;
  --mk-surface-2: #151515;
  --mk-border: #242424;
  --mk-border-focus: #FF6A00;
  --mk-primary: #FF6A00;
  --mk-primary-hover: #E95F00;
  --mk-text: #FFFFFF;
  --mk-text-muted: #8A8A8A;
  --mk-danger: #EF4444;
  --mk-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body.mk-login-body {
  margin: 0;
  padding: 0;
  background-color: var(--mk-bg);
  color: var(--mk-text);
  font-family: var(--mk-font);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: radial-gradient(circle at 50% 10%, rgba(255, 106, 0, 0.07) 0%, transparent 60%);
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.mk-login-wrap {
  width: 100%;
  max-width: 440px;
  padding: 24px;
}

.mk-login-card {
  background: var(--mk-surface);
  border: 1px solid var(--mk-border);
  border-radius: 16px;
  padding: 40px 36px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  position: relative;
  overflow: hidden;
}

.mk-login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #FF6A00, #E95F00, #FF6A00);
}

.mk-login-brand {
  text-align: center;
  margin-bottom: 32px;
}

.mk-login-logo {
  max-height: 52px;
  width: auto;
  margin: 0 auto 16px;
  display: block;
}

.mk-login-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
  color: var(--mk-text);
}

.mk-login-subtitle {
  font-size: 13px;
  color: var(--mk-text-muted);
  line-height: 1.4;
}

.mk-login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mk-form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mk-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--mk-text-muted);
}

.mk-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.mk-login-input {
  width: 100%;
  background: var(--mk-surface-2);
  border: 1px solid var(--mk-border);
  padding: 12px 14px;
  border-radius: 8px;
  color: var(--mk-text);
  font-size: 14px;
  transition: all 0.2s ease;
  min-height: 46px;
}

.mk-login-input:focus {
  border-color: var(--mk-border-focus);
  outline: none;
  box-shadow: 0 0 0 1px var(--mk-border-focus);
}

.mk-toggle-pw {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--mk-text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mk-toggle-pw:hover {
  color: var(--mk-text);
}

.mk-form-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

.mk-remember {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--mk-text-muted);
  cursor: pointer;
  user-select: none;
}

.mk-remember input[type="checkbox"] {
  accent-color: var(--mk-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.mk-forgot-link {
  color: var(--mk-primary);
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s;
}

.mk-forgot-link:hover {
  color: var(--mk-primary-hover);
  text-decoration: underline;
}

.mk-submit-btn {
  background: var(--mk-primary);
  color: #FFFFFF;
  border: none;
  padding: 13px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  box-shadow: 0 4px 14px rgba(255, 106, 0, 0.25);
}

.mk-submit-btn:hover:not(:disabled) {
  background: var(--mk-primary-hover);
  box-shadow: 0 6px 20px rgba(255, 106, 0, 0.35);
}

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

.mk-alert {
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.4;
  display: none;
}

.mk-alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #F87171;
  display: block;
}

.mk-alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34D399;
  display: block;
}

.mk-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: mkSpin 0.7s linear infinite;
  display: inline-block;
}

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