/* ============================================
   admin/admin_bejelentkezes.php oldal stílusok
   Áthelyezve: admin/admin_bejelentkezes.php inline <style> blokkból
   ============================================ */

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

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        background: linear-gradient(135deg, #1a252f 0%, #2c3e50 50%, #1a252f 100%);
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

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

    .login-header {
        background: linear-gradient(135deg, #c0392b 0%, #8e1d1d 100%);
        color: white;
        padding: 30px;
        text-align: center;
    }

    .login-header .admin-badge {
        display: inline-block;
        background: rgba(255, 255, 255, 0.2);
        padding: 6px 16px;
        border-radius: 20px;
        font-size: 12px;
        font-weight: 700;
        letter-spacing: 2px;
        text-transform: uppercase;
        margin-bottom: 15px;
        border: 1px solid rgba(255, 255, 255, 0.3);
    }

    .login-header h1 {
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 8px;
    }

    .login-header p {
        font-size: 14px;
        opacity: 0.9;
    }

    .login-body {
        padding: 30px;
    }

    .alert {
        padding: 14px 18px;
        border-radius: 8px;
        margin-bottom: 20px;
        font-size: 14px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .alert-error {
        background: #ffebee;
        color: #c62828;
        border-left: 4px solid #c62828;
    }

    .alert-success {
        background: #e8f5e9;
        color: #2e7d32;
        border-left: 4px solid #2e7d32;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .form-label {
        display: block;
        font-size: 13px;
        font-weight: 600;
        color: #34495e;
        margin-bottom: 8px;
    }

    .form-input-wrapper {
        position: relative;
    }

    .form-input-wrapper .input-icon {
        position: absolute;
        left: 14px;
        top: 50%;
        transform: translateY(-50%);
        color: #95a5a6;
        font-size: 16px;
    }

    .form-input {
        width: 100%;
        padding: 14px 14px 14px 44px;
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        font-size: 15px;
        transition: all 0.3s ease;
        background: #fafafa;
    }

    .form-input:focus {
        outline: none;
        border-color: #c0392b;
        background: white;
        box-shadow: 0 0 0 4px rgba(192, 57, 43, 0.1);
    }

    .form-input::placeholder {
        color: #bdc3c7;
    }

    .password-toggle {
        position: absolute;
        right: 14px;
        top: 50%;
        transform: translateY(-50%);
        background: none;
        border: none;
        color: #95a5a6;
        cursor: pointer;
        padding: 5px;
        transition: color 0.3s ease;
    }

    .password-toggle:hover {
        color: #34495e;
    }

    .btn-login {
        width: 100%;
        padding: 14px;
        background: linear-gradient(135deg, #c0392b 0%, #8e1d1d 100%);
        color: white;
        border: none;
        border-radius: 8px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
    }

    .btn-login:hover {
        background: linear-gradient(135deg, #a93226 0%, #7a1818 100%);
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(192, 57, 43, 0.4);
    }

    .btn-login:active {
        transform: translateY(0);
    }

    .btn-login:disabled {
        background: #95a5a6;
        cursor: not-allowed;
        transform: none;
        box-shadow: none;
    }

    .login-footer {
        padding: 20px 30px;
        background: #f8f9fa;
        border-top: 1px solid #e0e0e0;
        text-align: center;
    }

    .login-footer a {
        color: #7f8c8d;
        text-decoration: none;
        font-size: 13px;
        transition: color 0.3s ease;
    }

    .login-footer a:hover {
        color: #c0392b;
    }

    .security-notice {
        margin-top: 25px;
        padding: 15px;
        background: #f8f9fa;
        border-radius: 8px;
        border-left: 4px solid #3498db;
    }

    .security-notice h4 {
        font-size: 13px;
        color: #2c3e50;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .security-notice ul {
        list-style: none;
        font-size: 12px;
        color: #7f8c8d;
    }

    .security-notice ul li {
        padding: 3px 0;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .security-notice ul li i {
        color: #27ae60;
        font-size: 10px;
    }

    /* Loading spinner */
    .spinner {
        width: 20px;
        height: 20px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        border-top-color: white;
        animation: spin 0.8s ease-in-out infinite;
    }

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

    @media (max-width: 480px) {
        .login-header {
            padding: 25px 20px;
        }

        .login-body {
            padding: 25px 20px;
        }
    }