/**
 * Login Page Styles
 * Midnight blue gradient theme matching support-chat
 */

/* ============================================================
   BASE & LAYOUT
   ============================================================ */

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #2563eb 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

/* ============================================================
   LOGIN CONTAINER
   ============================================================ */

.login-container {
  width: 100%;
  max-width: 420px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.login-header {
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  padding: 32px 28px;
  text-align: center;
}

.login-logo {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.25);
}

.login-title {
  font-size: 24px;
  font-weight: 700;
  color: white;
  margin: 0 0 6px;
}

.login-subtitle {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
}

/* ============================================================
   LOGIN FORM
   ============================================================ */

.login-body {
  padding: 32px 28px;
}

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

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

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: #0f172a;
}

.form-input {
  padding: 12px 16px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: #0f172a;
  background: white;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
  color: #94a3b8;
}

.form-button {
  padding: 13px 20px;
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  margin-top: 8px;
}

.form-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}

.form-button:active {
  transform: translateY(0);
}

.form-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ============================================================
   ERROR & SUCCESS MESSAGES
   ============================================================ */

.error-message {
  background: #fee2e2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  display: none;
}

.error-message.show {
  display: block;
}

.success-message {
  background: #d1fae5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  display: none;
}

.success-message.show {
  display: block;
}

/* ============================================================
   FORGOT PASSWORD LINK
   ============================================================ */

.form-footer {
  text-align: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid #e2e8f0;
}

.form-link {
  color: #2563eb;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s;
}

.form-link:hover {
  color: #1e40af;
  text-decoration: underline;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 480px) {
  .login-container {
    max-width: 100%;
  }

  .login-header {
    padding: 24px 20px;
  }

  .login-body {
    padding: 24px 20px;
  }

  .login-title {
    font-size: 22px;
  }

  .form-button {
    padding: 12px 18px;
  }
}